The severe weather season got off to a very slow start this year, with only 10 tornado watches issued nationally during May. Through November 30, and the official end of the Atlantic hurricane season, several records were tied or broken. In August, every state except for Arkansas and Oklahoma experienced warmer than normal temperatures, while every state except for Oklahoma and Texas experienced wetter than normal conditions. June and July were Puerto Ricos most significant drought months with over 50 percent coverage; Alaska was nearly drought free during most of 2020. In addition, Burlington, Vermont, tied its greatest number of June days with a high of at least 90 degrees F (32 degrees C). 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). Buffalo, New York, recorded its hottest July temperature on record and saw eight consecutive days with a high of at least 90 degrees F (32 degrees C), its longest streak on record. During August, conditions worsened in New England, with severe and moderate drought expanding and almost every part of that region experiencing some level of dryness. Precipitation was primarily wetter than normal, although Arkansas and Texas were slightly drier than normal. Hawaii, for the second year in a row, saw above normal temperatures that were in some cases record-breaking. Concord, New Hampshire, saw 24.2 inches (61.5 cm) on December 17, making it the sites all-time snowiest day on record and qualifying as the largest December snowstorm. Ohio ranked as the 7th warmest in its history and Michigan ranked 10th. Many locations had precipitation totals that ranked in the top 10 driest on record, rivaling the drought years of 2017, 2012, and the Dust Bowl. July was warmer than normal across all six states, with Texas experiencing its sixth-warmest July on record. Climate data on this page is PRELIMINARY (unofficial). Warm weather in February contributed to low snowfall totals in southern and eastern parts of the region. Indeed, nearly the entire Southeast region was covered with above-average annual precipitation totals, except for a few small pockets of unusual dryness in southwestern Alabama, the Big Bend region of Florida, Puerto Rico, and the U.S. Virgin Islands. Every state except for Arkansas experienced warmer than normal temperatures while every state except for Oklahoma and Texas experienced wetter than normal conditions, with Texas experiencing its seventh-warmest summer on record. During the summer, a persistent influx of tropical moisture and high humidity across much of the Southeast increased disease pressure on crops, with white mold and fungus reported on peanuts in Georgia and Florida. The rate of warming since 1981 is more than twice as fast: 0.32 F (0.18 C) per decade. Caribou and Portland, Maine, had/tied their hottest November day on record, while Burlington, Vermont, had its warmest November low temperature on record. In 2021, extreme temperatures in the United States caused over 713 million U.S. dollars in economic damage. More than 10,000 residents of Midland were evacuated in less than 12 hours with no loss of life. Although drought has impacted parts of the region in recent years, such as the 2017 Northern Plains drought, this is the most expansive drought in the region since 2012-2013. Met Office: A review of the UK's climate in 2021 - Carbon Brief Wetter-than-normal weather during December helped alleviate drought and abnormally dry conditions in much of the Northeast. All six states experienced warmer than normal temperatures, with Louisiana experiencing its sixth-warmest spring on record. The statewide average annual precipitation totals are as follows: Arkansas received 63.43 inches (1611.12 mm), Louisiana received 66.40 inches (1686.56 mm), Mississippi received 68.22 inches (1732.78 mm), Oklahoma received 39.10 inches (993.14 mm), Tennessee received 65.40 inches (1661.16 mm), and Texas received 26.04 inches (661.42 mm). This is ~0.02 C cooler than in 2016, and ~0.02 C warmer than 2019. Influenced by warm ocean temperatures, Kahului and Hilo experienced a record-warm year in 2020. Conditions improved in eastern New York but worsened in western New York and the western half of Pennsylvania. The extreme departures in annual mean temperatures across the region were driven primarily by exceptionally warm daily minimum temperatures, as a persistent influx of tropical moisture and cloud cover suppressed nighttime cooling during the year. Based on preliminary analysis, the average annual temperature for the contiguous U.S. was 54.4F, 2.4F above the 20th century average. These fires burned thousands of acres of forest and rangeland, caused evacuations, closed roads, and impacted air quality. March 2021 was: 0.19C warmer than the 1991-2020 average for March. Annual Temperature Anomaly. In Maine, potato yields were expected to be down by at least 20 percent and wild blueberry yields were reduced due to drought and frost. This years snow season (2020-2021) kicked off with several early snowfalls, starting in September. The U.S. Drought Monitor released on October 29 showed 47 percent of the Northeast in an extreme, severe, or moderate drought and 24 percent as abnormally dry. Of this 24-hour precipitation total, Key West observed 3.95 inches (100 mm) in a single hour, which is its second highest hourly rain rate ever recorded. 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. Every state reported wetter than normal conditions. An early season freeze event occurred in the Upper Midwest on September 8th-11th. 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. In some areas, the 2019 fall harvest extended well into 2020, and wet soils and flooding in the spring caused additional impacts to agriculture and infrastructure. Maple syrup production was slowed in Connecticut, with one producer expecting to lose around $60,000 in revenue. There were four months (January, March, July, and November) where all six states averaged above-normal temperatures. Portions of the lower Mississippi Valley had daytime temperatures that were below average during 2020. Peanuts in the Florida Panhandle were unable to be dug due to rainfall from Sally, and farmers noted that fungal disease and rotting would affect the quality of the harvest. Utqiagvik reported an annual temperature of 14.6 F (-9.7 C), 3.1 F (1.7 C) above normal and the 8th warmest since 1921. Due to reduced yields, farmers bought hay to feed livestock, but there were hay shortages and increased prices, with a Vermont farmer spending as much as $20,000 on feed. The monthly average temperature in the United States between 2020 and 2023 shows distinct seasonal variation. There were numerous road closures and several water rescues. 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. June, July, and December also ranked among the warmest 20 percent (top 25) of history for the region. From May 19th through the 21st, a slow-moving upper-level low ushered in a deep stream of moisture across the western Carolinas and southwestern Virginia, with 72-hour precipitation totals exceeding 8 inches (203 mm) and numerous reports of localized flooding. October was mixed with respect to temperature, with three states (Arkansas, Oklahoma, and Texas) experiencing cooler than normal temperatures while three states (Louisiana, Mississippi, and Tennessee) experienced warmer than normal temperatures. In Pinellas County, FL, sheriff deputies rescued 33 people from flooded homes and stalled vehicles. Severe weather in the region was spread across many months, however the most newsworthy was a severe derecho on August 10th. Winds gusted to 82 mph (37 m/s), with locally higher gusts of up to 100 mph (45 m/s) in eastern New York. Climate Extremes Index (USCEI) for 2020 was 80 percent above average and ranked as seventh highest in the 111-year record. A historic snowstorm dropped snow on almost every part of the Northeast from December 16 to 17. From bottom to top, the black lines are the previous solar midnight, sunrise, solar noon, sunset, and the next solar midnight. For the individual nations, it was the second warmest . Add to Cart . The Albany International Airport in New York recorded a wind gust of 67 mph (30 m/s), its highest October wind gust since 1987. There were more than 120 wind damage reports in western New England and eastern New York, where there were two storm-related fatalities. For instance, one Rhode Island farm lost 90 percent of its saplings and another farm did not open for the holiday season. Report: Year: Month: Additional Resources Rankings Maps April 2023 Mar 2023 - Apr 2023 Nov 2022 - Apr 2023 May 2022 - Apr 2023 U.S. The anomalies themselves represent departures from the 20 th century average temperature. From September through early October conditions remained relatively steady, but by the end of October conditions began to deteriorate rapidly. Heavy rainfall during early December saturated vegetable fields in southern Florida, resulting in crop losses, increased disease pressure on lettuce and beans, and bloom dropping in pepper and tomato plants. Massachusetts had more than 1,000 wildfires as of late September, with 52 fires in a nine-day period from late September to early October. Get in touch with us now. Lawns turned brown in parts of the Northeast. Every state except for Texas experienced wetter than normal conditions. In May, a Midland, Michigan dam failed due to heavy rains over three days, 17th-19th. 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. There were seven tropical cyclones that directly impacted the Southern Region in 2020. However, the drought was rapidly eliminated by beneficial rainfall from Tropical Storm Isaias at the end of July. All state rankings are based on the period spanning 1895-2020. Several other locations had one of the five snowiest Octobers on record. Texas experienced its third-warmest March on record, Louisiana and Mississippi experienced their fourth-warmest March on record, Oklahoma experienced its tenth-warmest March on record, and the region as a whole experienced its sixth-warmest March on record. The thermometer will display "Lo" if the temperature is lower than 89.6 and "Hi" if the temperature is above 107.6, which leaves a pretty large range for a healthy temperature. Between 1961 and 1990, temperatures in England averaged nine degrees Celsius, and in the period of 2012 to 2021, average temperatures in the country had increased to 10.2. Hurricane Zeta was responsible for wind gusts over 100 mph (160.93 kph) in southeastern Louisiana, while Hurricane Laura generated a wind gust of 133 mph (214.04 kph) in southwestern Louisiana. 2020 was the hottest year on record for six major climate sites: Scranton and Harrisburg, Pennsylvania; Atlantic City, New Jersey; Portland, Maine; Central Park, New York; and Providence, Rhode Island. Water restrictions were in place for hundreds of locations in New England, as well as some locations in New York and Pennsylvania. Some producers sold calves early, too. Because they are updated once per decade, the Normals gradually come to reflect the "new normal" of climate change caused by global warming. Meanwhile, northern locations received heavy snow, with the greatest totals of more than 12 inches (30 cm) in New York and northern New England. With 1.1 inches (28 mm) of snow on the 25th, Asheville, NC (18692020) observed its fifth highest snowfall on Christmas Day since records began 151 years ago. In the HadUK-Grid observational dataset that goes back to 1884, all of the Top 10 warmest years for the UK have occurred since 2002. Conditions improved somewhat over the winter and early spring, but then deteriorated across the region through the summer, fall, and even early winter. Binghamton also tied its lowest maximum temperature for May with a high of 35 degrees F (2 degrees C). Every state except for Oklahoma experienced warmer than normal temperatures while every state except for Texas experienced wetter than normal conditions. Wind gusts of up to 62 mph (28 m/s) accompanied the storm in coastal areas, where minor to moderate flooding occurred. This was the seventh highest January in the 142-year global record. While February, March, and the spring season were record-setting for their lack of snow, May featured record-setting snowfall in a few locations. As a result, 2021 is nominally the sixth warmest year to . 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). On May 5th, damaging straight-line winds and an associated gustnado were observed in Lancaster County, SC, with the highest estimated gust of 105 mph. Conversely, Oklahoma had the fewest tornado reports (31), Tennessee had the fewest hail reports (60), and Louisiana had the fewest wind reports (256).
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