![]() ![]() ![]() However, a strip of central Minnesota from New York Mills and Wadena through Brainerd and Hinckley got much more snow. That was 6.3 inches above average and missed by 0.2 inch breaking into top 10 snowiest Decembers. While precipitation took the form of rain, ice, and snow in December, there were 17.8 inches of snow recorded at St. There were 17 days with measurable precipitation in December, falling one day short of the 18 day record, set in December 1950. The wettest December was 2010 with 2.56 inches. This was only the third December of 131 Decembers on record with at least two inches of precipitation. Cloud Regional Airport, there were 2.01 inches of total precipitation (both rain and snow) during the month, 1.13 inches above averge. Cloud Records Was Often Whiteĭecember 2021 was an extraordinarily wet and white month in Minnesota. The December 15 storm, which caused the tornadoes, the largest US straight line wind damage outbreak since 2004, as well as non-thunderstorm wind gusts of 75 MPH or higher, and significant snow, was voted the number 1 Minnesota weather event in the survey of meteorologists by the Minnesota State Climatology Office. That happened on Octowhen 14 tornadoes touched down. And, even with the 4 days with tornadoes from Octodidn't produce a late season record in number of tornadoes. This alone was the most tornado days after September since records began in 1950.īefore and even during the late season tornadoes, Minnesota had been having a mild to moderate severe weather year. There were also three days with Minnesota tornadoes in October on the 9th, 10th, and 13th. Damage surveys done by the Twin Cities National Weather Service also showed that 20 tornadoes touched down in Minnesota, the first recorded December tornado outbreak (20) in Minnesota weather records, although records only go back to 1950. This system featured a derecho, a long-lived line of straight-line damaging wind storms which produced over 550 reports of straight line wind damage from Kansas to northern Wisconsin. The extreme warmth of December 15 was pumped into Minnesota ahead of a powerful storm that produced the entire range of weather from snow to severe weather. Record Warmth Fueled Very Late Season Tornado and Derecho on December 15 However, enough cold air drained in from Canada at times to produce 11 lows of zero degrees or colder, one more than the December average. Cloud and temperatures records were broken throughout the region, including a 64 degree high in Rochester. The daily record warm low and warm average were also broken in St. Cloud records (the latest was on December 31, 1904. That was the latest in season 50-degree high since Decemand the 6th latest in St. There were two 50-degree highs, including the December 15 record daily high of 55 degrees. ![]() While there was a bit of a roller coaster tendency to temperatures, December had 9 days that were at least 10 degrees above average. Cloud highs of at least 97 degrees since 2006 to 4.ĭecember 2021 was on track to place within the 10 warmest Decembers, with a 25.6 degree average temperature through December 24. That heat wave produced two highs of at least 97 degrees in St. June featured a seven-day heat wave (days with consecutive 90-degree highs), the longest for so early in the season in St. This included 3 months ranking in their own top 10, including the 9th Warmest January, 7th Warmest March, and the 5th Warmest June. However, 2021 was one of the few with a top 10 warm summer (20 only summers within top 10 of past 85 years).Īll months of the year, except February, ended up being warmer than average. The recent spell of mild years has produced 11 years since 1998 in the top 25 warmest St. That total, combined with the rest of the year produced an annual 2021 average temperature of 45.4 degrees, the 9th warmest year of 130 in St. low: 10.2 deg), 2.1 degrees above average. Cloud Regional Airport average temperature was 19.9 degrees (avg. Despite a late month arctic surge, the St. Wet, Snowy December Completes Top 10 Warmest 2021ĭecember Warmer Than Average Finishing 9th Warmest Yearĭecember 2021 produced yet another milder than average month in St. NWS Duluth Northern Minnesota Top 11 Weather Events of 2021.Mn State Climatology Top 5 Weather Events of 2021.December 15-16: Tornadoes, Derecho, Strong Winds and Snow.Smoke from Western and Northern Wildfires.Minnesota State Climatology Office Summary of 2021 Drought.December 25 -Chain Reaction Crash in Ashby as Roads Frozen Behind Cold Front.Dec 10-11: Southern Minnesota Heavy Snow.
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