Climatological Report (Daily)
Issued by NWS Detroit/Pontiac, MI

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121
CDUS43 KDTX 202025
CLIDTW

CLIMATE REPORT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
425 PM EDT WED AUG 20 2025

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

...THE DETROIT MI CLIMATE SUMMARY FOR AUGUST 20 2025...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1874 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         70    259 PM  96    1916  81    -11       73
  MINIMUM         66    655 AM  48    1949  63      3       55
                                      1977
  AVERAGE         68                        72     -4       64

PRECIPITATION (IN)
  TODAY            0.00          1.62 2007   0.10  -0.10     0.00
  MONTH TO DATE    1.20                      2.15  -0.95     1.68
  SINCE JUN 1     12.27                      8.92   3.35     7.59
  SINCE JAN 1     23.51                     22.64   0.87    21.81

SNOWFALL (IN)
  TODAY            0.0           0.0    MM   0.0    0.0      0.0
  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
  TODAY            0                         0      0        1
  MONTH TO DATE    0                         0      0        1
  SINCE JUN 1     14                        30    -16       11
  SINCE JUL 1      0                         2     -2        2

 COOLING
  TODAY            3                         7     -4        0
  MONTH TO DATE  196                       163     33      155
  SINCE JUN 1    781                       622    159      662
  SINCE JAN 1    806                       677    129      753
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     N (360)
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION     N (350)
  AVERAGE WIND SPEED     9.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    84           200 AM
 LOWEST     78           100 PM
 AVERAGE    81

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


THE DETROIT MI CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   81       100      1955
 MINIMUM TEMPERATURE (F)   63        46      1876


SUNRISE AND SUNSET
AUGUST 20 2025........SUNRISE   646 AM EDT   SUNSET   826 PM EDT
AUGUST 21 2025........SUNRISE   647 AM EDT   SUNSET   825 PM EDT


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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