Climatological Report (Monthly)
Issued by NWS Duluth, MN
Issued by NWS Duluth, MN
800
CXUS53 KDLH 101546
CLMDLH
CLIMATE REPORT
NATIONAL WEATHER SERVICE DULUTH MN
1046 AM CDT THU SEP 10 2026
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...THE DULUTH CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2026...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1870 TO 2026
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
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TEMPERATURE (F)
RECORD
HIGH 97 08/01/1930
LOW 32 08/27/1986
HIGHEST 83 08/31 MM MM 86 08/07
LOWEST 46 08/24 MM MM 40 08/26
AVG. MAXIMUM 75.5 75.8 -0.3 74.1
AVG. MINIMUM 54.9 55.2 -0.3 56.1
MEAN 65.2 65.5 -0.3 65.1
DAYS MAX >= 90 0 0.5 -0.5 0
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 10.31 1972
MINIMUM 0.29 1930
TOTALS 2.30 3.73 -1.43 1.53
DAILY AVG. 0.07 0.12 -0.05 0.05
DAYS >= .01 10 10.8 -0.8 8
DAYS >= .10 7 6.4 0.6 3
DAYS >= .50 2 2.6 -0.6 1
DAYS >= 1.00 0 1.0 -1.0 0
GREATEST
24 HR. TOTAL 2.41 07/31 TO 07/31
SNOWFALL (INCHES)
RECORDS
TOTAL T 2021
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 MM
DEGREE DAYS
HEATING TOTAL 26 64 -38 66
SINCE 7/1 35 114 -79 MM
COOLING TOTAL 41 80 -39 77
SINCE 1/1 277 233 44 MM
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WIND (MPH)
AVERAGE WIND SPEED 7.6
HIGHEST WIND SPEED/DIRECTION 28/220 DATE 08/04
HIGHEST GUST SPEED/DIRECTION 37/210 DATE 08/04
37/340 08/25
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.37
NUMBER OF DAYS FAIR 18
NUMBER OF DAYS PC 10
NUMBER OF DAYS CLOUDY 3
AVERAGE RH (PERCENT) 73
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 6 MIXED PRECIP 0
HEAVY RAIN 2 RAIN 5
LIGHT RAIN 12 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 9 FOG W/VIS <= 1/4 MILE 4
HAZE 1
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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