Climatological Report (Daily)
Issued by NWS Milwaukee/Sullivan, WI

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CDUS43 KMKX 210650
CLIMSN

CLIMATE REPORT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
150 AM CDT SUN SEP 21 2025

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

...THE MADISON WI CLIMATE SUMMARY FOR SEPTEMBER 20 2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1871 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         76    236 PM  91    2017  72      4       85
  MINIMUM         63    749 AM  28    1956  49     14       57
  AVERAGE         70                        60     10       71

PRECIPITATION (IN)
  YESTERDAY        0.59          3.34 1878   0.12   0.47     0.26
  MONTH TO DATE    1.27                      2.32  -1.05     0.69
  SINCE SEP 1      1.27                      2.32  -1.05     0.69
  SINCE JAN 1     28.88                     29.40  -0.52    36.58

SNOWFALL (IN)
  YESTERDAY        0.0           0.0  2023   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        0                         6     -6        0
  MONTH TO DATE   60                        73    -13       29
  SINCE SEP 1     60                        73    -13       29
  SINCE JUL 1     93                       102     -9       41

 COOLING
  YESTERDAY        5                         1      4        6
  MONTH TO DATE   58                        51      7       70
  SINCE SEP 1     58                        51      7       70
  SINCE JAN 1    703                       614     89      706
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION    SE (140)
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION    SE (140)
  AVERAGE WIND SPEED     4.4


SKY COVER
  AVERAGE SKY COVER 0.9


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97           600 AM
 LOWEST     66           100 PM
 AVERAGE    82

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


THE MADISON WI CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   71        90      1891
                                             1908
 MINIMUM TEMPERATURE (F)   49        33      1974
                                             1982
                                             1991


SUNRISE AND SUNSET
SEPTEMBER 21 2025.....SUNRISE   644 AM CDT   SUNSET   656 PM CDT
SEPTEMBER 22 2025.....SUNRISE   645 AM CDT   SUNSET   654 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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