Climatological Report (Daily)
Issued by NWS Duluth, MN

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899
CDUS43 KDLH 100647
CLIDLH

CLIMATE REPORT
NATIONAL WEATHER SERVICE DULUTH MN
147 AM CDT SUN AUG 10 2025

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

...THE DULUTH CLIMATE SUMMARY FOR AUGUST 9 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         81   4:02 PM  92    1958  77      4       64
  MINIMUM         66  11:56 PM  42    1972  56     10       53
  AVERAGE         74                        67      7       59

PRECIPITATION (IN)
  YESTERDAY        T             1.95 1935   0.11  -0.11      T
  MONTH TO DATE    0.06                      1.05  -0.99     1.13
  SINCE JUN 1      6.75                      9.36  -2.61    10.19
  SINCE JAN 1     13.81                     18.68  -4.87    20.01

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                         1     -1        6
  MONTH TO DATE    4                         9     -5       20
  SINCE JUN 1    212                       211      1      151
  SINCE JUL 1     58                        59     -1       40

 COOLING
  YESTERDAY        9                         3      6        0
  MONTH TO DATE   40                        30     10       21
  SINCE JUN 1    172                       176     -4      181
  SINCE JAN 1    183                       183      0      182
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION    SW (220)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION    SW (210)
  AVERAGE WIND SPEED     9.7


SKY COVER
  AVERAGE SKY COVER 0.5


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    94           5:00 AM
 LOWEST     53           4:00 PM
 AVERAGE    74

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


THE DULUTH CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   77        90      1947
 MINIMUM TEMPERATURE (F)   56        41      1967


SUNRISE AND SUNSET
AUGUST 10 2025........SUNRISE   6:00 AM CDT   SUNSET   8:27 PM CDT
AUGUST 11 2025........SUNRISE   6:02 AM CDT   SUNSET   8:25 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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