359
CXUS53 KDLH 012019
CLMDLH
CLIMATE REPORT
NATIONAL WEATHER SERVICE DULUTH MN
319 PM CDT THU OCT 01 2026
...............................
..THE DULUTH CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 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
............................................................
TEMPERATURE (F)
RECORD
HIGH 97 09/03/2023
LOW 22 09/22/1974
09/26/1965
09/20/1962
HIGHEST 81 09/01 MM MM 85 09/16
LOWEST 39 09/14 MM MM 36 09/06
AVG. MAXIMUM 68.1 67.2 0.9 67.3
AVG. MINIMUM 50.8 47.3 3.5 50.9
MEAN 59.4 57.2 2.2 59.1
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 0 1.1 -1.1 0
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 11.52 1881
MINIMUM 0.19 1952
TOTALS 3.45 3.48 -0.03 2.53
DAILY AVG. 0.12 0.12 0.00 0.08
DAYS >= .01 11 11.6 -0.6 10
DAYS >= .10 7 6.7 0.3 7
DAYS >= .50 2 2.0 0.0 1
DAYS >= 1.00 1 0.8 0.2 0
GREATEST
24 HR. TOTAL 1.52 09/03 TO 09/04
SNOWFALL (INCHES)
RECORDS
TOTAL 2.4 1991
TOTALS 0.0 0.1 -0.1 0.0
SINCE 7/1 0.0 0.1 -0.1 MM
SNOWDEPTH AVG. 0 0
DAYS >= 1.0 0 0.0 0.0 0
GREATEST
SNOW DEPTH 0 0 MM
24 HR TOTAL 0.0
DEGREE DAYS
HEATING TOTAL 185 254 -69 185
SINCE 7/1 220 366 -146 MM
COOLING TOTAL 26 21 5 15
SINCE 1/1 303 254 49 MM
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WIND (MPH)
AVERAGE WIND SPEED 9.6
HIGHEST WIND SPEED/DIRECTION 26/290 DATE 09/09
HIGHEST GUST SPEED/DIRECTION 40/280 DATE 09/09
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.49
NUMBER OF DAYS FAIR 10
NUMBER OF DAYS PC 15
NUMBER OF DAYS CLOUDY 5
AVERAGE RH (PERCENT) 79
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 5 MIXED PRECIP 0
HEAVY RAIN 1 RAIN 3
LIGHT RAIN 13 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 19 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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