Climatological Report (Daily)
Issued by NWS Duluth, MN

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603
CDUS43 KDLH 210626
CLIDLH

CLIMATE REPORT
NATIONAL WEATHER SERVICE DULUTH MN
126 AM CDT THU AUG 21 2025

...................................

...THE DULUTH CLIMATE SUMMARY FOR AUGUST 20 2025...

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)
 YESTERDAY
  MAXIMUM         73   3:01 PM  91    2013  75     -2       69
  MINIMUM         58  11:50 PM  36    2004  55      3       54
  AVERAGE         66                        65      1       62

PRECIPITATION (IN)
  YESTERDAY        T             2.95 1972   0.12  -0.12     0.00
  MONTH TO DATE    0.84                      2.39  -1.55     2.53
  SINCE JUN 1      7.53                     10.70  -3.17    11.59
  SINCE JAN 1     14.59                     20.02  -5.43    21.41

SNOWFALL (IN)
  YESTERDAY        0.0           0.0  2001   0.0    0.0      0.0
                                      2002
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE JUN 1      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
  YESTERDAY        0                         2     -2        3
  MONTH TO DATE   16                        31    -15       28
  SINCE JUN 1    224                       233     -9      159
  SINCE JUL 1     70                        81    -11       48

 COOLING
  YESTERDAY        1                         2     -1        0
  MONTH TO DATE   68                        59      9       48
  SINCE JUN 1    200                       205     -5      208
  SINCE JAN 1    211                       212     -1      209
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION    SE (120)
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION    SE (130)
  AVERAGE WIND SPEED     5.8


SKY COVER
  AVERAGE SKY COVER 0.6


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           7:00 AM
 LOWEST     64           4:00 PM
 AVERAGE    82

..........................................................


THE DULUTH CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   75        90      1976
 MINIMUM TEMPERATURE (F)   55        37      2004


SUNRISE AND SUNSET
AUGUST 21 2025........SUNRISE   6:15 AM CDT   SUNSET   8:08 PM CDT
AUGUST 22 2025........SUNRISE   6:16 AM CDT   SUNSET   8:06 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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