967
CDUS43 KDTX 180540
CLIMBS
CLIMATE REPORT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
140 AM EDT THU SEP 18 2025
...............................
..THE TRI CITIES MI CLIMATE SUMMARY FOR SEPTEMBER 17 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 82 334 PM 90 1955 73 9 84
MINIMUM 49 502 AM 33 1959 51 -2 54
AVERAGE 66 62 4 69
PRECIPITATION (IN)
YESTERDAY 0.00 2.45 1987 0.10 -0.10 0.00
MONTH TO DATE 1.06 1.57 -0.51 0.33
SINCE SEP 1 1.06 1.57 -0.51 0.33
SINCE JAN 1 19.03 23.84 -4.81 19.17
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 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 5 -5 0
MONTH TO DATE 57 49 8 34
SINCE SEP 1 57 49 8 34
SINCE JUL 1 91 77 14 48
COOLING
YESTERDAY 1 2 -1 4
MONTH TO DATE 15 45 -30 52
SINCE SEP 1 15 45 -30 52
SINCE JAN 1 703 610 93 725
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION S (170)
AVERAGE WIND SPEED 1.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 700 AM
LOWEST 39 300 PM
AVERAGE 68
......................................................
THE TRI CITIES MI CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 90 1955
MINIMUM TEMPERATURE (F) 51 34 1916
1943
SUNRISE AND SUNSET
SEPTEMBER 18 2025.....SUNRISE 719 AM EDT SUNSET 740 PM EDT
SEPTEMBER 19 2025.....SUNRISE 721 AM EDT SUNSET 739 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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