433  
CDUS43 KDTX 070623 CCA  
CLIMBS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
155 AM EDT SUN SEP 07 2025  
   
...............................  
 
   
..THE TRI CITIES MI CLIMATE SUMMARY FOR SEPTEMBER 6 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 61 1137 AM 93 1933 77 -16 66  
MINIMUM 47 1156 PM 38 1962 55 -8 50  
AVERAGE 54 66 -12 58  
 
PRECIPITATION (IN)  
YESTERDAY T 1.46 2020 0.09 -0.09 0.15  
MONTH TO DATE 1.06 0.57 0.49 0.33  
SINCE SEP 1 1.06 0.57 0.49 0.33  
SINCE JAN 1 19.03 22.84 -3.81 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 11 2 9 7  
MONTH TO DATE 29 12 17 15  
SINCE SEP 1 29 12 17 15  
SINCE JUL 1 63 40 23 29  
 
COOLING  
YESTERDAY 0 3 -3 0  
MONTH TO DATE 2 20 -18 5  
SINCE SEP 1 2 20 -18 5  
SINCE JAN 1 690 585 105 678    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 8.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 500 AM  
LOWEST 57 400 PM  
AVERAGE 74  
   
......................................................  
 
THE TRI CITIES MI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 94 1960  
MINIMUM TEMPERATURE (F) 55 36 1986  
 
SUNRISE AND SUNSET  
SEPTEMBER 7 2025.....SUNRISE 707 AM EDT SUNSET 800 PM EDT  
SEPTEMBER 8 2025.....SUNRISE 708 AM EDT SUNSET 759 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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