Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS43 KDTX 212031
CLIMBS
CLIMATE REPORT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
431 PM EDT THU AUG 21 2025
...................................
...THE TRI CITIES MI CLIMATE SUMMARY FOR AUGUST 21 2025...
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1912 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 76 259 PM 98 1955 80 -4 76
MINIMUM 61 622 AM 38 1950 59 2 47
AVERAGE 69 69 0 62
PRECIPITATION (IN)
TODAY 0.00 3.32 1975 0.13 -0.13 0.00
MONTH TO DATE 2.75 2.69 0.06 1.91
SINCE JUN 1 7.25 8.80 -1.55 7.50
SINCE JAN 1 17.59 21.11 -3.52 18.17
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 1 -1 3
MONTH TO DATE 0 6 -6 10
SINCE JUN 1 19 62 -43 38
SINCE JUL 1 1 15 -14 13
COOLING
TODAY 4 5 -1 0
MONTH TO DATE 160 121 39 116
SINCE JUN 1 654 477 177 548
SINCE JAN 1 679 521 158 592
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NE (30)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NE (30)
AVERAGE WIND SPEED 8.4
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96
LOWEST 55
AVERAGE 76
..........................................................
THE TRI CITIES MI CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 97 1936
MINIMUM TEMPERATURE (F) 59 39 1923
SUNRISE AND SUNSET
AUGUST 21 2025........SUNRISE 648 AM EDT SUNSET 830 PM EDT
AUGUST 22 2025........SUNRISE 649 AM EDT SUNSET 828 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$