216
CDUS43 KDLH 172130
CLIDLH
CLIMATE REPORT
NATIONAL WEATHER SERVICE DULUTH MN
430 PM CDT WED SEP 17 2025
...............................
..THE DULUTH CLIMATE SUMMARY FOR SEPTEMBER 17 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 77 2:32 PM 90 1891 67 10 83
MINIMUM 61 4:57 AM 28 1959 47 14 63
AVERAGE 69 57 12 73
PRECIPITATION (IN)
TODAY 0.00 1.39 1923 0.11 -0.11 T
MONTH TO DATE 1.90 2.01 -0.11 0.08
SINCE SEP 1 1.90 2.01 -0.11 0.08
SINCE JAN 1 17.18 23.37 -6.19 22.44
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 0 9 -9 0
MONTH TO DATE 126 106 20 44
SINCE SEP 1 126 106 20 44
SINCE JUL 1 246 220 26 97
COOLING
TODAY 4 1 3 8
MONTH TO DATE 11 18 -7 46
SINCE SEP 1 11 18 -7 46
SINCE JAN 1 231 251 -20 284
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION N (20)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION NE (30)
AVERAGE WIND SPEED 5.1
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 12:00 AM
LOWEST 57 11:00 AM
AVERAGE 77
......................................................
THE DULUTH CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 67 84 1984
2000
2024
MINIMUM TEMPERATURE (F) 47 28 2020
SUNRISE AND SUNSET
SEPTEMBER 17 2025.....SUNRISE 6:49 AM CDT SUNSET 7:16 PM CDT
SEPTEMBER 18 2025.....SUNRISE 6:51 AM CDT SUNSET 7:14 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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