172
CDUS43 KDTX 170555
CLIMBS
CLIMATE REPORT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
155 AM EDT WED SEP 17 2025
...............................
..THE TRI CITIES MI CLIMATE SUMMARY FOR SEPTEMBER 16 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 79 302 PM 88 1955 74 5 87
MINIMUM 54 451 AM 36 1964 52 2 55
2007
AVERAGE 67 62 5 71
PRECIPITATION (IN)
YESTERDAY 0.00 1.01 1983 0.09 -0.09 0.00
MONTH TO DATE 1.06 1.47 -0.41 0.33
SINCE SEP 1 1.06 1.47 -0.41 0.33
SINCE JAN 1 19.03 23.74 -4.71 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 MM
DEGREE DAYS
HEATING
YESTERDAY 0 4 -4 0
MONTH TO DATE 57 44 13 34
SINCE SEP 1 57 44 13 34
SINCE JUL 1 91 72 19 48
COOLING
YESTERDAY 2 2 0 6
MONTH TO DATE 14 43 -29 48
SINCE SEP 1 14 43 -29 48
SINCE JAN 1 702 608 94 721
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NE (30)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NE (30)
AVERAGE WIND SPEED 4.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 400 AM
LOWEST 42 300 PM
AVERAGE 71
......................................................
THE TRI CITIES MI CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 90 1955
MINIMUM TEMPERATURE (F) 51 33 1959
SUNRISE AND SUNSET
SEPTEMBER 17 2025.....SUNRISE 718 AM EDT SUNSET 742 PM EDT
SEPTEMBER 18 2025.....SUNRISE 719 AM EDT SUNSET 740 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page