409
CDUS43 KDTX 210640
CLIMBS
CLIMATE REPORT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
140 AM EST SUN DEC 21 2025
...............................
..THE TRI CITIES MI CLIMATE SUMMARY FOR DECEMBER 20 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 39 MM 58 1957 33 6 31
MINIMUM 21 MM -5 1942 22 -1 18
AVERAGE 30 28 2 25
PRECIPITATION (IN)
YESTERDAY 0.00 0.57 1951 0.05 -0.05 0.18
MONTH TO DATE 0.73 1.19 -0.46 0.75
SINCE DEC 1 0.73 1.19 -0.46 0.75
SINCE JAN 1 26.03 31.46 -5.43 24.23
SNOWFALL (IN)
YESTERDAY 0.0 7.2 1951 0.4 -0.4 2.2
MONTH TO DATE 7.7 7.4 0.3 7.2
SINCE DEC 1 7.7 7.4 0.3 7.2
SINCE JUL 1 18.3 10.9 7.4 7.3
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 35 37 -2 40
MONTH TO DATE 840 693 147 693
SINCE DEC 1 840 693 147 693
SINCE JUL 1 2129 2084 45 1686
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 755 632 123 780
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WIND (MPH)
HIGHEST WIND SPEED 31 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 54 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 16.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 78 300 AM
LOWEST 45 1000 PM
AVERAGE 62
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THE TRI CITIES MI CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 33 59 1967
MINIMUM TEMPERATURE (F) 22 -6 1989
SUNRISE AND SUNSET
DECEMBER 21 2025......SUNRISE 806 AM EST SUNSET 503 PM EST
DECEMBER 22 2025......SUNRISE 807 AM EST SUNSET 503 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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