Climatological Report (Daily)
Issued by NWS Detroit/Pontiac, MI
Issued by NWS Detroit/Pontiac, MI
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CDUS43 KDTX 212031
CLIDTW
CLIMATE REPORT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
431 PM EDT THU AUG 21 2025
...................................
...THE DETROIT MI CLIMATE SUMMARY FOR AUGUST 21 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 76 239 PM 100 1955 81 -5 76
MINIMUM 67 817 AM 46 1876 63 4 51
AVERAGE 72 72 0 64
PRECIPITATION (IN)
TODAY 0.00 2.72 1890 0.10 -0.10 0.00
MONTH TO DATE 1.20 2.25 -1.05 1.68
SINCE JUN 1 12.27 9.02 3.25 7.59
SINCE JAN 1 23.51 22.74 0.77 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 2
SINCE JUN 1 14 30 -16 12
SINCE JUL 1 0 2 -2 3
COOLING
TODAY 7 7 0 0
MONTH TO DATE 204 170 34 155
SINCE JUN 1 789 629 160 662
SINCE JAN 1 814 684 130 753
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NE (30)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NE (40)
AVERAGE WIND SPEED 10.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 100 AM
LOWEST 57 200 PM
AVERAGE 71
..........................................................
THE DETROIT MI CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 101 1936
MINIMUM TEMPERATURE (F) 63 45 1923
SUNRISE AND SUNSET
AUGUST 21 2025........SUNRISE 647 AM EDT SUNSET 825 PM EDT
AUGUST 22 2025........SUNRISE 648 AM EDT SUNSET 823 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$