950
CXUS53 KDLH 040609
CLADLH
CLIMATE REPORT
NATIONAL WEATHER SERVICE DULUTH MN
1208 AM CST SUN JAN 04 2026
...............................
..THE DULUTH CLIMATE SUMMARY FOR THE YEAR OF 2025
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1870 TO 2025
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 88 07/27 MM MM 90 07/27
08/26
LOWEST -27 01/21 MM MM -18 12/12
AVG. MAXIMUM 50.0 50.0 -0.0 53.6
AVG. MINIMUM 31.0 31.1 -0.1 35.5
MEAN 40.5 40.6 -0.1 44.6
DAYS MAX >= 90 0 1.6 -1.6 2
DAYS MAX <= 32 90 99.4 -9.4 67
DAYS MIN <= 32 177 176.6 0.4 154
DAYS MIN <= 0 45 37.7 7.3 18
PRECIPITATION (INCHES)
RECORD
MAXIMUM 45.28 1879
MINIMUM 18.11 1910
TOTALS 20.35 31.18 -10.83 28.00
DAILY AVG. 0.06 0.09 -0.03 0.08
DAYS >= .01 126 133.2 -7.2 MM
DAYS >= .10 55 65.7 -10.7 MM
DAYS >= .50 9 18.4 -9.4 MM
DAYS >= 1.00 0 5.7 -5.7 MM
GREATEST
24 HR. TOTAL 13.93
SNOWFALL (INCHES)
RECORDS
TOTAL 168.9 1950
24 HR TOTAL 34.9 MM
SNOW DEPTH 48 03/19/1965
TOTALS 68.3 90.2 -21.9 44.6
SINCE 7/1 26.5 35.6 -9.1 MM
SNOWDEPTH AVG. 2 1
DAYS >= TRACE 91 62.4 28.6 MM
DAYS >= 1.0 19 -5.8
GREATEST
SNOW DEPTH 13 02/15 13 03/26
03/27
24 HR TOTAL 16.7
DEGREE DAYS
HEATING TOTAL 9041 9115 -74 7676
SINCE 7/1 3468 3553 -85 MM
COOLING TOTAL 246 255 -9 308
SINCE 1/1 246 255 -9 MM
FREEZE DATES
RECORD
EARLIEST 08/27/1986
LATEST 06/21/1992
EARLIEST 10/07
LATEST 05/23
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WIND (MPH)
AVERAGE WIND SPEED 9.8
RESULTANT WIND SPEED/DIRECTION 1/310
HIGHEST WIND SPEED/DIRECTION 58/360 DATE 03/31
HIGHEST GUST SPEED/DIRECTION 59/300 DATE 02/28
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.49
NUMBER OF DAYS FAIR 136
NUMBER OF DAYS PC 138
NUMBER OF DAYS CLOUDY 90
AVERAGE RH (PERCENT) 71
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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