Climatological Report (Daily)
Issued by NWS Duluth, MN

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488
CDUS43 KDLH 100627
CLIDLH

CLIMATE REPORT
NATIONAL WEATHER SERVICE DULUTH MN
127 AM CDT FRI OCT 10 2025

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

...THE DULUTH CLIMATE SUMMARY FOR OCTOBER 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         64   1:59 PM  80    2020  56      8       60
  MINIMUM         37   2:45 AM  20    1972  38     -1       35
  AVERAGE         51                        47      4       48

PRECIPITATION (IN)
  YESTERDAY        0.08          2.55 1973   0.10  -0.02     0.00
  MONTH TO DATE    0.10                      0.96  -0.86     0.01
  SINCE SEP 1      2.63                      4.44  -1.81     0.32
  SINCE JAN 1     17.91                     25.80  -7.89    22.68

SNOWFALL (IN)
  YESTERDAY        0.0           0.1  1967   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.2   -0.2      0.0
  SINCE SEP 1      0.0                       0.3   -0.3      0.0
  SINCE JUL 1      0.0                       0.3   -0.3      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       14                        18     -4       17
  MONTH TO DATE   81                       144    -63      116
  SINCE SEP 1    266                       398   -132      197
  SINCE JUL 1    386                       512   -126      250

 COOLING
  YESTERDAY        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    20   HIGHEST WIND DIRECTION     S (200)
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION     S (200)
  AVERAGE WIND SPEED    10.1


SKY COVER
  AVERAGE SKY COVER 0.4


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    80           8:00 PM
 LOWEST     39          12:00 PM
 AVERAGE    60

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


THE DULUTH CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   56        82      1938
 MINIMUM TEMPERATURE (F)   38        18      1906


SUNRISE AND SUNSET
OCTOBER 10 2025.......SUNRISE   7:20 AM CDT   SUNSET   6:30 PM CDT
OCTOBER 11 2025.......SUNRISE   7:21 AM CDT   SUNSET   6:28 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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