Climatological Report (Daily)
Issued by NWS Duluth, MN

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CDUS43 KDLH 040641
CLIDLH

CLIMATE REPORT
NATIONAL WEATHER SERVICE DULUTH MN
141 AM CDT THU SEP 04 2025

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

...THE DULUTH CLIMATE SUMMARY FOR SEPTEMBER 3 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         56  12:48 AM  97    2023  72    -16       77
  MINIMUM         41  11:59 PM  32    1974  52    -11       56
  AVERAGE         49                        62    -13       67

PRECIPITATION (IN)
  YESTERDAY        T             3.38 1980   0.12  -0.12     0.00
  MONTH TO DATE    0.83                      0.36   0.47     0.00
  SINCE SEP 1      0.83                      0.36   0.47     0.00
  SINCE JAN 1     16.11                     21.72  -5.61    22.36

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 SEP 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       16                         5     11        0
  MONTH TO DATE   16                        13      3       10
  SINCE SEP 1     16                        13      3       10
  SINCE JUL 1    136                       127      9       63

 COOLING
  YESTERDAY        0                         1     -1        2
  MONTH TO DATE    1                         4     -3        2
  SINCE SEP 1      1                         4     -3        2
  SINCE JAN 1    222                       237    -15      240
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION     N (350)
  HIGHEST GUST SPEED    33   HIGHEST GUST DIRECTION     N (20)
  AVERAGE WIND SPEED    11.3


SKY COVER
  AVERAGE SKY COVER 0.8


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93          12:00 AM
 LOWEST     58           4:00 PM
 AVERAGE    76

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


THE DULUTH CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   72        89      1897
                                             2023
 MINIMUM TEMPERATURE (F)   51        36      1918


SUNRISE AND SUNSET
SEPTEMBER  4 2025.....SUNRISE   6:33 AM CDT   SUNSET   7:42 PM CDT
SEPTEMBER  5 2025.....SUNRISE   6:34 AM CDT   SUNSET   7:40 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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