Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS43 KDTX 200538
CLIMBS
CLIMATE REPORT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
138 AM EDT WED AUG 20 2025
...................................
...THE TRI CITIES MI CLIMATE SUMMARY FOR AUGUST 19 2025...
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)
YESTERDAY
MAXIMUM 70 410 PM 100 1955 80 -10 72
MINIMUM 62 950 AM 43 1977 59 3 54
AVERAGE 66 70 -4 63
PRECIPITATION (IN)
YESTERDAY 0.92 1.41 1991 0.12 0.80 0.00
MONTH TO DATE 2.75 2.43 0.32 1.91
SINCE JUN 1 7.25 8.54 -1.29 7.50
SINCE JAN 1 17.59 20.85 -3.26 18.17
SNOWFALL (IN)
YESTERDAY 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
YESTERDAY 0 1 -1 2
MONTH TO DATE 0 4 -4 3
SINCE JUN 1 19 60 -41 31
SINCE JUL 1 1 13 -12 6
COOLING
YESTERDAY 1 5 -4 0
MONTH TO DATE 153 111 42 116
SINCE JUN 1 647 467 180 548
SINCE JAN 1 672 511 161 592
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (20)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION N (20)
AVERAGE WIND SPEED 7.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 1000 AM
LOWEST 71 1200 AM
AVERAGE 84
..........................................................
THE TRI CITIES MI CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 80 100 1916
MINIMUM TEMPERATURE (F) 59 41 1977
SUNRISE AND SUNSET
AUGUST 20 2025........SUNRISE 647 AM EDT SUNSET 831 PM EDT
AUGUST 21 2025........SUNRISE 648 AM EDT SUNSET 830 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$