788
CXUS53 KDLH 011507
CLMDLH
CLIMATE REPORT
NATIONAL WEATHER SERVICE DULUTH MN
1007 AM CDT SUN JUN 01 2025
...............................
..THE DULUTH CLIMATE SUMMARY FOR THE MONTH OF MAY 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
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TEMPERATURE (F)
RECORD
HIGH 95 05/30/1939
LOW 16 05/03/1907
HIGHEST 87 05/11 MM MM 81 05/18
LOWEST 30 05/03 MM MM 33 05/21
AVG. MAXIMUM 66.0 63.0 3.0 63.5
AVG. MINIMUM 40.5 41.0 -0.5 42.7
MEAN 53.3 52.0 1.3 53.1
DAYS MAX >= 90 0 0.1 -0.1 0
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 3 3.6 -0.6 0
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 7.99 1879
MINIMUM 0.15 1976
TOTALS 1.48 3.37 -1.89 4.15
DAILY AVG. 0.05 0.11 -0.06 0.13
DAYS >= .01 8 12.7 -4.7 18
DAYS >= .10 4 7.3 -3.3 10
DAYS >= .50 1 2.1 -1.1 2
DAYS >= 1.00 0 0.5 -0.5 1
GREATEST
24 HR. TOTAL 0.79 05/01 TO 05/02
SNOWFALL (INCHES)
RECORDS
TOTAL 13.3 2019
TOTALS T 0.8 -0.8 T
SINCE 7/1 55.5 90.2 -34.7 MM
SNOWDEPTH AVG. 0 0
DAYS >= 1.0 0 0.2 -0.2 0
GREATEST
SNOW DEPTH 0 0 MM
24 HR TOTAL MM
DEGREE DAYS
HEATING TOTAL 366 410 -44 364
SINCE 7/1 8297 8964 -667 MM
COOLING TOTAL 11 7 4 1
SINCE 1/1 11 7 4 MM
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WIND (MPH)
AVERAGE WIND SPEED 10.3
HIGHEST WIND SPEED/DIRECTION 36/080 DATE 05/20
HIGHEST GUST SPEED/DIRECTION 53/090 DATE 05/20
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.37
NUMBER OF DAYS FAIR 15
NUMBER OF DAYS PC 11
NUMBER OF DAYS CLOUDY 5
AVERAGE RH (PERCENT) 60
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 1 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 2
LIGHT RAIN 10 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 1 SLEET 1
FOG 9 FOG W/VIS <= 1/4 MILE 3
HAZE 3
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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