Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS43 KDTX 300535
CLIMBS
CLIMATE REPORT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
135 AM EDT TUE SEP 30 2025
...................................
...THE TRI CITIES MI CLIMATE SUMMARY FOR SEPTEMBER 29 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 80 442 PM 88 1921 68 12 78
MINIMUM 49 507 AM 27 1942 47 2 59
AVERAGE 65 57 8 69
PRECIPITATION (IN)
YESTERDAY 0.00 1.70 1986 0.09 -0.09 0.00
MONTH TO DATE 2.44 2.72 -0.28 0.75
SINCE SEP 1 2.44 2.72 -0.28 0.75
SINCE JAN 1 20.41 24.99 -4.58 19.59
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 SEP 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 8 -8 0
MONTH TO DATE 60 128 -68 43
SINCE SEP 1 60 128 -68 43
SINCE JUL 1 94 156 -62 57
COOLING
YESTERDAY 0 1 -1 4
MONTH TO DATE 41 60 -19 91
SINCE SEP 1 41 60 -19 91
SINCE JAN 1 729 625 104 764
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION NE (40)
HIGHEST GUST SPEED 11 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 2.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 700 AM
LOWEST 43 200 PM
AVERAGE 65
..........................................................
THE TRI CITIES MI CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 68 86 2002
MINIMUM TEMPERATURE (F) 47 29 1993
SUNRISE AND SUNSET
SEPTEMBER 30 2025.....SUNRISE 733 AM EDT SUNSET 719 PM EDT
OCTOBER 1 2025.......SUNRISE 734 AM EDT SUNSET 717 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$