Climatological Report (Monthly)
Issued by NWS Duluth, MN
Issued by NWS Duluth, MN
343
CXUS53 KDLH 051246
CLMDLH
CLIMATE REPORT
NATIONAL WEATHER SERVICE DULUTH MN
746 AM CDT TUE AUG 05 2025
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...THE DULUTH CLIMATE SUMMARY FOR THE MONTH OF JULY 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 106 07/13/1936
LOW 35 07/01/1988
HIGHEST 88 07/27 MM MM 90 07/27
LOWEST 46 07/18 MM MM 47 07/01
AVG. MAXIMUM 76.2 77.7 -1.5 79.4
AVG. MINIMUM 56.7 56.2 0.5 58.2
MEAN 66.5 67.0 -0.5 68.8
DAYS MAX >= 90 0 0.8 -0.8 1
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 0 0.0 0.0 0
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 10.83 1909
MINIMUM 0.47 1875
TOTALS 3.75 3.92 -0.17 1.34
DAILY AVG. 0.12 0.13 -0.01 0.04
DAYS >= .01 13 11.9 1.1 10
DAYS >= .10 6 6.9 -0.9 4
DAYS >= .50 3 2.6 0.4 0
DAYS >= 1.00 0 0.9 -0.9 0
GREATEST
24 HR. TOTAL 1.44 07/15 TO 07/16
SNOWFALL (INCHES)
RECORDS
TOTAL T 2023
TOTALS 0.0 0.0 0.0 0.0
SINCE 7/1 0.0 0.0 0.0 MM
SNOWDEPTH AVG. 0 0
DAYS >= 1.0 0 0.0 0.0 0
GREATEST
SNOW DEPTH 0 0 MM
24 HR TOTAL 0
DEGREE DAYS
HEATING TOTAL 54 50 4 20
SINCE 7/1 54 47 7 MM
COOLING TOTAL 105 110 -5 144
SINCE 1/1 143 153 -10 MM
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WIND (MPH)
AVERAGE WIND SPEED 7.4
HIGHEST WIND SPEED/DIRECTION 30/310 DATE 07/11
HIGHEST GUST SPEED/DIRECTION 42/310 DATE 07/11
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.42
NUMBER OF DAYS FAIR 15
NUMBER OF DAYS PC 12
NUMBER OF DAYS CLOUDY 4
AVERAGE RH (PERCENT) 75
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 9 MIXED PRECIP 0
HEAVY RAIN 2 RAIN 5
LIGHT RAIN 16 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 21 FOG W/VIS <= 1/4 MILE 2
HAZE 13
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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