With a daily maximum temperature of 24 degrees F (-4.4 degrees C), Asheville, NC (18762020) recorded its coldest Christmas Day since 1983, while Huntsville, AL (19072020) observed its coldest Christmas Day since 1985, with a daily maximum temperature of 32 degrees F (0 degrees C). Yield losses in Iowa were due to a combination of drought and damages from the derecho. Much of New England saw an unusually high number of fires or atypical fire behavior, with fires burning deeper and taking longer to extinguish. Spring freeze damage was reported in a mid-April freeze despite not being particularly late in the season. At least five of these stations were located in every state, including many of the major cities within the region. Kahului, Maui also saw its warmest year on record since 1955 at 78.6 F (25.9 C), 2.7 F (1.5 C) above normal beating out the 2019 record of 78.4 F (25.8 C). On February 6th, a slow-moving low pressure system produced over 5 inches (127 mm) of rainfall across portions of western North Carolina and Upstate South Carolina. Caribou, Maine, had its hottest June on record, all-time hottest day, longest stretch of days with a high of at least 80 degrees F (27 degrees C), and greatest number of June days with a high of at least 80 degrees F (27 degrees C). These averages are specific to each county and month. WebStatewide Average Average Precipitation for 77 Mountain SNOTEL Sites (Through 0212312023) 2023 Aug Jul Jun May Apr Mar Feb Jan Dec Nov Oct 30-Yr Avg. These areas included portions of northern New England, New York, and Pennsylvania. By the end of 2020, 79% of the West was in drought and 22% of the region in exceptional drought (D4). In fact, it was the first time on record that Providence reported a high of 70 degrees F (21 degrees C) in the month of January. In November, every state experienced warmer than normal conditions, with Texas experiencing its fourth-warmest November on record, Oklahoma experiencing its eighth-warmest November on record, and the region as a whole experiencing its ninth-warmest November on record. All state rankings are based on the period spanning 1895-2020. According to the U.S. Drought Monitor, 18% of the West was in drought at the beginning of the year with no locations worse than severe drought (D2). In May, cooler than normal conditions prevailed across every state except Texas, while precipitation was higher than normal for every state except for Mississippi. 30-Yr It was the hottest summer on record for Connecticut, Massachusetts, and Rhode Island. Louisiana experienced five landfalls: Tropical Storm Cristobal and Hurricanes Laura, Marco, Delta, and Zeta. The Northeast had its third warmest year on record with an average temperature of 49.5 degrees F (9.7 degrees C), 2.2 degrees F (1.2 degrees C) above normal. Wind gusts of up to 50 mph (22 m/s) were recorded in several coastal locations of Maryland, Delaware, and New Jersey, where some coastal flooding occurred. Snow-water equivalent (SWE) was near-normal to much-above normal for most of the region, with February 1st SWE as high as 200% of normal in Utah and southwestern Wyoming and 150% of normal in Colorado and the rest of Wyoming. differences. Precipitation received across Alaska during 2020 varied by region with the eastern interior regions, portions of the Panhandle and Bristol Bay receiving above-average precipitation. There were three months (January, February, and September) where every state was wetter than normal and one month (November) where every state was drier than normal. June was cooler than normal for every state except Oklahoma and Texas, while precipitation was mixed, as three states (Arkansas, Louisiana, and Mississippi) experienced wetter than normal conditions while three states (Oklahoma, Tennessee, and Texas) experienced drier than normal conditions. In addition, Baltimore, Maryland; Hartford, Connecticut; LaGuardia Airport, New York; Philadelphia and Scranton, Pennsylvania; Providence, Rhode Island; and Washington, D.C. recorded their greatest number of days with a high of at least 90 degrees F (32 degrees C) for any month on record. About 30 percent (1,154 of 3,843) of these reports were observed during April. Drought conditions continued to worsen across much of the region during the fall as precipitation deficits mounted. The highest snowfall totals of 40 to 44 inches (102 to 112 cm) were reported in central New York, eastern Vermont, and western New Hampshire. There were 8 fatalities from Hurricane Zeta, including in Acworth, GA where a large oak tree was uprooted and fell onto a mobile home, killing a man. Population figures correspond to data from the closest year available. The U.S. Drought Monitor released on July 30 showed 29 percent of the Northeast in a severe or moderate drought and 42 percent was abnormally dry. This year, Utah has seen an intense winter all these storms have been keeping snowplows busy and, in fact, the Utah Department of Transportation has exceeded its budget on snow removal. Web60 50 40 fli 0 30 20 10 2013 2014 2015 Statewide Average Average Precipitation for 77 Mountain SNOTEL Sites (Through 0212312023) 2023 Aug Jul During summer and fall, groundwater levels were also well below normal in many drought areas. It was the first time in Baltimore, Marylands 128 years of recordkeeping that that site saw no snow during February. A few small pockets of moderate drought developed in north-central Puerto Rico during late December. A standard deviation measures the amount of variability among the numbers in a data set, the typical distance of a data point from the mean of the data and is calculated against the NClimDiv data as: Source Agency: Monthly (within first week of each month). Many people confuse weather and climate but they are different. Winterthur, Delaware, saw 4.11 inches of rain (104.39 mm), more than a month's worth, in an hour, with 1.03 inches (26.16 mm) of that falling in five minutes, qualifying as a 1,000-year storm event. Current Conditions. Hurricane Sally made landfall near Gulf Shores, AL on September 16th, with peak sustained winds of 105 mph (47 m/s) and a maximum wind gust of 121 mph (54 m/s) reported at Fort Morgan, AL. Utah, Utah gets 15 inches of rain, on average, per year. On the same day, Atlantic City, New Jersey, saw 3.97 inches (100.84 mm) of rain, making it the sites wettest September day on record. On August 5th, a 42-year-old man and a 77-year-old man were struck and killed while cleaning up debris from Hurricane Isaias in Wilmington, NC. Tropical Storm Zeta and another storm system trekked through the Mid-Atlantic, bringing rain, snow, and gusty winds to the region from October 29 to 30. Between 3 and 6 inches (76 to 152 mm) of rain fell in a two-hour period at rainfall rates of 3 or more inches (76 mm) per hour. July was warmer than normal across all six states, with Texas experiencing its sixth-warmest July on record. For a second year in a row the Southwest monsoon failed to produce much needed rainfall. The greatest totals of over 12 inches (30 cm) were reported in northwestern Pennsylvania, with a location in Erie County picking up 22.5 inches (57.2 cm). A rare tornado outbreak occurred on February 7 in Maryland where five tornadoes touched down: an EF-0 and four EF-1s. The total cost of U.S. billion-dollar disasters over the last five years (2016-2020) exceeds $600 billion. According to the U.S. Drought Monitor, there were substantial changes in drought conditions across the High Plains region over the course of the year. average or Wisconsin, like the region, has recorded eight straight years above normal. For several other locations in the Northeast, the storms daily or two-day snow total ranked among the ten greatest for December or any month on record. This led to rapid rises and moderate flooding on some waterways. One of the largest fires burned over 8,600 acres in Collier County and forced a portion of I-75 to close. By the middle of May, the coverage in drought was significantly reduced across Florida, but areas of severe drought remained in southwestern Florida and coastal Alabama. Freezing rain accumulations of 0.05 to as much as half of an inch (1 to as much as 13 mm) occurred in central and western portions of North Carolina, as well as southwestern, central, and northern parts of Virginia. There were two months (March and November) where the entire region experienced a top-10 warmest month on record. In addition, Interstate 81 near Binghamton, New York, was shut down for several hours due to disabled vehicles. Kentucky was the wettest state with 9.97 inches (253 mm) above normal which ranked as the 8th wettest in its history. The most up-to-date temperature and precipitation data is available through Climate at a Glance. This years severe weather season ended below the 5- and 10-year averages for the High Plains region, in terms of tornado, hail, and wind reports, according to the Storm Prediction Center. Above-average conditions were observed across much of the North Slope, West Coast and the Aleutians, primarily due to the lack of coastal sea ice. Areas of much above normal precipitation were far more limited relative to the extent of areas that were well below normal. Winters are cold with temperatures in the 30's.The coldest month is January with an average low of 20 degrees. Hurricanes Hanna and Delta were primarily rain events, with reports of 15 inches (381 mm) in southern Texas from Hanna and 17 inches (431.80 mm) in southwestern Louisiana from Delta. Severe drought was introduced in Maine and New York, while moderate drought expanded and abnormal dryness encompassed nearly half the region. Twelve of the 35 major climate sites had their least snowy February on record. The Four Corners region began 2020 with a sizeable area of severe drought that has expanded and intensified with exceptional drought present in Nevada, Utah, Arizona, New Mexico, and Colorado by the end of 2020. In addition, snow fell across portions of West Virginia, western Maryland, western Pennsylvania, and western New York. Washington, D.C. (18842020), Blacksburg, VA (18932020), and Mt. All state rankings are based on the period spanning 1895-2020. Hundreds of roads were flooded across these states, including the closure of I-95 near Wilson, NC. The 2020 fire season was very active and ramped up in mid-summer and extended well into autumn. A total of 22 tornadoes were spawned by Isaias, including a rare EF-3 tornado that caused 2 fatalities and 14 injuries in Bertie County, NC on August 4th. That 21-week stretch extended to a 29-week stretch when the last eight weeks of 2019 were added making it the second longest stretch with no drought in the region since 2000. Philadelphia and Washington, D.C., saw less than an inch of snow for the season for only the third time since 1885. At the beginning of 2020, only 12 percent of the High Plains region was experiencing moderate to exceptional drought (D1-D4), and these conditions were largely confined to western and southern areas of Colorado and Kansas. In a break from recent years, average annual temperatures were generally above normal across the High Plains region, with widespread departures of up to 2.0 degrees F (1.1 degrees C). More than 185,000 customers lost power in Pennsylvania. The Albany International Airport in New York recorded a wind gust of 67 mph (30 m/s), its highest October wind gust since 1987. Flooding issues were noted especially in eastern Kentucky in February, the Ohio River flood plain in the spring but also along the Mississippi River system. difference from average precipitation Regional snowpack, as measured by the 1 April snow water equivalent (SWE), did not stray too far from normal in 2020. Washington, D.C. observed its lowest annual snowfall total since records began in 1884, while Washington Dulles International Airport, VA observed its third lowest annual snowfall total (4.7 inches, 119 mm) since records began in 1962. While February, March, and the spring season were record-setting for their lack of snow, May featured record-setting snowfall in a few locations. 18.57 inch: Av. WebUtah Snow Survey Program The NRCS Snow Survey Program provides mountain snowpack data and streamflow forecasts for the western United States. Through November 30, and the official end of the Atlantic hurricane season, several records were tied or broken. Water restrictions were in place for hundreds of locations in New England, as well as some locations in New York and Pennsylvania. The U.S. Drought Monitor released in June 25 showed 16 percent of the Northeast in a moderate drought and 26 percent was abnormally dry. In Mantua, in March, snow falls for 11.6 days, with typically accumulated 9.13" (232mm) of snow. On May 26th, Miami, FL observed a 24-hour rainfall total of 7.40 inches (188 mm), which is its third wettest May day on record. Later in the season, a lack of snow cover across the Plains and low snowpack in the central Rockies also impacted skiing and snowmobiling activities. Northern Delaware experienced some of its worst flash flooding in at least 15 years. Overall, from the beginning of the year to the end of the year the region experienced a slight decrease in the total area of at least abnormally dry conditions. We reconstructed these averages to verify that we were using the proper methodology and then applied that methodology to the county-level monthly average dataset. These averages are consistent with accepted baseline measures that major governmental and scientific sources use as a point of comparison over long time horizons2, 3. A total of 13 tornadoes were spawned by Delta, including an EF-1 tornado that injured 2 people at a homeless shelter in Newton County, GA on October 10th. Dropping to 16 degrees F (-8.9 degrees C) on December 26th, Greensboro, NC (19032020) ended its longest streak of 694 consecutive days with a daily minimum temperature at or above 20 degrees F (-6.7 degrees C), surpassing the previous record by 277 days. On December 16th, a winter storm produced freezing rain, sleet, and snow across portions of North Carolina, Virginia, and Washington, D.C. The warmth kicked off in January with Boston, Massachusetts; Providence, Rhode Island; and Bridgeport, Connecticut, having their warmest January day on record with highs near or above 70 degrees F (21 degrees C). Ultimately, the year ended with 82 percent of the region in drought, which was up 70 percent from the beginning of the year. While agricultural and livestock production was satisfactory across much of the Southeast during the year, exceptional wetness and numerous landfalling tropical cyclones did produce some significant impacts. WebThe climate of Salt Lake City, Utah features cold and snowy winters, hot and dry summers, and modest to light seasonal rainfall. The center of low pressure for this storm is the lowest known pressure in or around Alaskan waters. Across the region, the strong winds downed trees and wires and damaged homes and buildings. The storms winds also downed trees and power lines. Peaking in intensity in early July, moderate-to-severe drought conditions covered over half of the island. The U.S. Drought Monitor released on December 31 showed four percent of the Northeast in a moderate drought and 19 percent of the region as abnormally dry. Of these 85 stations, twenty-five observed their wettest year on record, including Highlands, NC (18792020; 136.50 inches, 3,467 mm), Fort Lauderdale, FL (19122020; 104.00 inches, 2,642 mm), Scottsboro, AL (18912020; 86.69 inches, 2,202 mm), and Lynchburg, VA (18932020; 69.73 inches, 1,771 mm). The dryness extended to the east side of the Sierra Nevada into the Great Basin; Reno, Nevada saw its second driest year since 1938 with 2.72 in (69.09 mm, 37% of normal). In fact, by the end of September, all of Rhode Island was in an extreme drought for the first time in the U.S. Drought Monitors history (since 2000). The US In Puerto Rico, moderate drought developed in mid-May and continued to intensify and expand in coverage through the early summer. All western states had stations reporting in the top ten warmest years on record. The National Centers for Environmental Information (NCEI), is a sub-bureau of the National Oceanic and Atmospheric Administration (NOAA). Unfortunately, in early June the total area experiencing at least abnormally dry conditions began to increase. Portions of Delaware, southeastern Pennsylvania, and New Jersey also saw damaging severe thunderstorms. For further details on the weather and climate events in the Midwest, see the weekly and monthly summaries in the. March 20th saw six flooding deaths in Indiana when bridges were washed out near Laurel, Indiana. Quick rises on waterways were observed. Price gets some kind of precipitation, on average, 59 days per year. WebAnnual average precipitation is 24 inches. Record dryness (dating back to 1949) was also observed in Tucson, Arizona with 4.17 in (105.92 mm, 36% of normal) falling throughout the year. The US average is 28 inches of snow per year. To the west, West Virginia saw flood-inducing heavy rain, with the greatest totals approaching 4 inches (102 mm). This provided the average, which was subsequently used to calculate the standard deviation for each county-month pairing. This was the states largest winter tornado outbreak. Annual snowfall accumulations were below average across much of the Southeast region, particularly in the higher elevations of North Carolina and Virginia. experiencing similar Climate is the description of the long-term pattern of weather in a place. Spring was warmer and wetter than normal for the Southern Region. Dam releases were performed in the Lamprey River watershed in New Hampshire, while a section of the Salmon River in New York was closed to fishing and Connecticut officials delayed restocking trout and salmon in the Farmington River. Asheville, NC (18692020) observed its highest annual count of 157 days with measurable precipitation, while Miami, FL (18952020) tied its highest annual count of 30 days with at least 1 inch (25 mm) of precipitation. Utah gets some kind of precipitation, on average, 75 days per year. experiencing similar Ten states across the Southwest, Southeast and East Coast had their second-warmest year on record. In Mantua, Utah, the Isaias produced 17 tornadoes in the region (10 in Maryland, three in Delaware, two each in Pennsylvania and New Jersey, and one in Connecticut), with the strongest rated EF-2. WebPrice, Utah gets 10 inches of rain, on average, per year. Severe weather in the region was spread across many months, however the most newsworthy was a severe derecho on August 10th. The calendar year started with near-continuous storms and favorable water supply forecasts. The decennial census and intercensal estimates are the recommended metric according to the US Census Bureau because of their mathematically accurate modelling of intercensal years, as they consider differences between the estimate programs and the census count, and their representation of data that is not available to the census. Pecan production was substantially impacted for this years crop, as many immature nuts were blown to the ground. 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