144
CDUS43 KDLH 202127
CLIDLH
CLIMATE REPORT
NATIONAL WEATHER SERVICE DULUTH MN
427 PM CDT MON OCT 20 2025
...............................
..THE DULUTH CLIMATE SUMMARY FOR OCTOBER 20 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 57 2:00 PM 79 1953 51 6 74
MINIMUM 36 MM 16 1952 34 2 47
AVERAGE 47 42 5 61
PRECIPITATION (IN)
TODAY T 0.98 1934 0.08 -0.08 0.00
MONTH TO DATE 0.37 2.01 -1.64 0.31
SINCE SEP 1 2.90 5.49 -2.59 0.62
SINCE JAN 1 18.18 26.85 -8.67 22.98
SNOWFALL (IN)
TODAY 0.0 5.8 2020 0.1 -0.1 0.0
MONTH TO DATE 0.0 0.9 -0.9 0.0
SINCE JUL 1 0.0 1.0 -1.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 18 23 -5 4
MONTH TO DATE 250 369 -119 272
SINCE SEP 1 435 623 -188 353
SINCE JUL 1 555 737 -182 406
COOLING
TODAY 0 0 0 0
MONTH TO DATE 11 0 11 0
SINCE SEP 1 26 21 5 70
SINCE JAN 1 246 254 -8 308
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION E (110)
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 10.8
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 82 4:00 AM
LOWEST 42 2:00 PM
AVERAGE 62
......................................................
THE DULUTH CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 50 80 1901
MINIMUM TEMPERATURE (F) 34 14 1913
SUNRISE AND SUNSET
OCTOBER 20 2025.......SUNRISE 7:34 AM CDT SUNSET 6:12 PM CDT
OCTOBER 21 2025.......SUNRISE 7:36 AM CDT SUNSET 6:10 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page