Climatological Report (Daily)
Issued by NWS Duluth, MN
Issued by NWS Duluth, MN
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CDUS43 KDLH 312130
CLIDLH
CLIMATE REPORT
NATIONAL WEATHER SERVICE DULUTH MN
430 PM CDT THU JUL 31 2025
...................................
...THE DULUTH CLIMATE SUMMARY FOR JULY 31 2025...
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1870 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 71 2:52 PM 95 2006 78 -7 85
MINIMUM 52 4:38 AM 42 1924 57 -5 59
AVERAGE 62 67 -5 72
PRECIPITATION (IN)
TODAY 0.00 1.55 1879 0.11 -0.11 0.00
MONTH TO DATE 3.75 3.92 -0.17 1.34
SINCE JUN 1 6.69 8.31 -1.62 9.06
SINCE JAN 1 13.75 17.63 -3.88 18.88
SNOWFALL (IN)
TODAY 0.0 0.0 2001 0.0 0.0 0.0
2002
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 3 1 2 0
MONTH TO DATE 53 47 6 20
SINCE JUN 1 207 199 8 131
SINCE JUL 1 53 47 6 20
COOLING
TODAY 0 4 -4 7
MONTH TO DATE 105 110 -5 144
SINCE JUN 1 132 146 -14 160
SINCE JAN 1 143 153 -10 161
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SE (140)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION SE (140)
AVERAGE WIND SPEED 5.5
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 83 4:00 AM
LOWEST 32 12:00 PM
AVERAGE 58
..........................................................
THE DULUTH CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 97 1930
MINIMUM TEMPERATURE (F) 57 41 1905
SUNRISE AND SUNSET
JULY 31 2025..........SUNRISE 5:48 AM CDT SUNSET 8:42 PM CDT
AUGUST 1 2025........SUNRISE 5:49 AM CDT SUNSET 8:40 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$