Climatological Report (Annual)
Issued by NWS Duluth, MN
Issued by NWS Duluth, MN
000 CXUS53 KDLH 040056 CLADLH CLIMATE REPORT NATIONAL WEATHER SERVICE DULUTH MN 637 PM CST SUN JAN 03 2021 ................................... ...THE DULUTH CLIMATE SUMMARY FOR THE YEAR OF 2020... CLIMATE NORMAL PERIOD: 1981 TO 2010 CLIMATE RECORD PERIOD: 1870 TO 2021 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 106 07/13/1936 LOW -41 01/02/1885 HIGHEST 93 07/02 MM MM 89 07/15 07/03 07/12 LOWEST -21 02/13 MM MM -31 01/31 AVG. MAXIMUM 50.5 48.8 1.7 48.9 AVG. MINIMUM 32.1 30.5 1.6 31.0 MEAN 41.3 39.7 1.6 39.9 DAYS MAX >= 90 2 1.5 0.5 0 DAYS MAX <= 32 103 98.2 4.8 105 DAYS MIN <= 32 192 176.7 15.3 174 DAYS MIN <= 0 25 39.1 -14.1 47 PRECIPITATION (INCHES) RECORD MAXIMUM 45.28 1879 MINIMUM 18.11 1910 TOTALS 21.26 30.96 -9.70 34.34 DAILY AVG. 0.06 0.08 -0.02 0.09 DAYS >= .01 110 131.4 -21.4 149 DAYS >= .10 51 64.5 -13.5 80 DAYS >= .50 12 18.5 -6.5 20 DAYS >= 1.00 3 6.1 -3.1 6 GREATEST 24 HR. TOTAL 1.48 SNOWFALL (INCHES) RECORDS TOTAL 137.2 5 24 HR TOTAL 25.4 12/05/1950 TO 12/06/1950 SNOW DEPTH 48 03/19/1965 TOTALS 83.6 86.1 -2.5 129.6 SINCE 7/1 47.7 33.8 13.9 MM SNOWDEPTH AVG. 7 6 DAYS >= TRACE 120 60.6 59.4 133 DAYS >= 1.0 26 2.6 GREATEST SNOW DEPTH 28 01/21 27 03/10 01/20 01/19 02/24 02/21 24 HR TOTAL 19.2 DEGREE DAYS HEATING TOTAL 8917 9444 -527 9336 SINCE 7/1 3524 3771 -247 MM COOLING TOTAL 357 205 152 342 SINCE 1/1 357 204 153 342 FREEZE DATES RECORD EARLIEST 08/27/1986 LATEST 06/21/1992 EARLIEST 09/17 LATEST 04/25 ................................................................ WIND (MPH) AVERAGE WIND SPEED 9.8 RESULTANT WIND SPEED/DIRECTION 2/280 HIGHEST WIND SPEED/DIRECTION 37/350 DATE 12/23 HIGHEST GUST SPEED/DIRECTION 55/350 DATE 12/23 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.47 NUMBER OF DAYS FAIR 150 NUMBER OF DAYS PC 123 NUMBER OF DAYS CLOUDY 93 AVERAGE RH (PERCENT) 68 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$