Climatological Report (Daily)
Issued by NWS Duluth, MN

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539
CDUS43 KDLH 040931
CLIINL

CLIMATE REPORT
NATIONAL WEATHER SERVICE DULUTH MN
431 AM CDT SAT OCT 04 2025

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

...THE INTERNATIONAL FALLS CLIMATE SUMMARY FOR SEPTEMBER 11 2025...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1895 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         72   1:16 PM  86    1976  69      3       73
                                      1990
                                      2005
  MINIMUM         44   5:22 AM  29    1955  44      0       51
  AVERAGE         58                        56      2       62

PRECIPITATION (IN)
  YESTERDAY        0.04          1.65 2008   0.10  -0.06     0.00
  MONTH TO DATE    0.21                      1.13  -0.92     0.31
  SINCE SEP 1      0.21                      1.13  -0.92     0.31
  SINCE JAN 1     16.60                     18.90  -2.30    19.94

SNOWFALL (IN)
  YESTERDAY        0.0           T    1990   0.0    0.0      0.0
  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        7                         9     -2        3
  MONTH TO DATE  137                        86     51       64
  SINCE SEP 1    137                        86     51       64
  SINCE JUL 1    280                       276      4      146

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    2                        10     -8        5
  SINCE SEP 1      2                        10     -8        5
  SINCE JAN 1    208                       172     36      172
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION    SE (150)
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION     S (200)
  AVERAGE WIND SPEED     4.8


SKY COVER
  AVERAGE SKY COVER 0.2


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100          12:00 AM
 LOWEST     47           1:00 PM
 AVERAGE    74

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


THE INTERNATIONAL FALLS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   68        87      1952
 MINIMUM TEMPERATURE (F)   43        26      1910


SUNRISE AND SUNSET
SEPTEMBER 12 2025.....SUNRISE   6:47 AM CDT   SUNSET   7:32 PM CDT
SEPTEMBER 13 2025.....SUNRISE   6:48 AM CDT   SUNSET   7:30 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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