295  
CDUS43 KDTX 302025  
CLIMBS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
425 PM EDT TUE SEP 30 2025  
   
...............................  
 
   
..THE TRI CITIES MI CLIMATE SUMMARY FOR SEPTEMBER 30 2025  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 73 239 PM 86 2002 68 5 79  
MINIMUM 53 305 AM 29 1993 47 6 56  
AVERAGE 63 57 6 68  
 
PRECIPITATION (IN)  
TODAY 0.00 1.40 1981 0.09 -0.09 0.00  
MONTH TO DATE 2.44 2.81 -0.37 0.75  
SINCE SEP 1 2.44 2.81 -0.37 0.75  
SINCE JAN 1 20.41 25.08 -4.67 19.59  
 
SNOWFALL (IN)  
TODAY 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  
TODAY 2 9 -7 0  
MONTH TO DATE 62 137 -75 43  
SINCE SEP 1 62 137 -75 43  
SINCE JUL 1 96 165 -69 57  
 
COOLING  
TODAY 0 1 -1 3  
MONTH TO DATE 41 60 -19 94  
SINCE SEP 1 41 60 -19 94  
SINCE JAN 1 729 625 104 767    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 6.5  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100  
LOWEST 55  
AVERAGE 78  
   
......................................................  
 
THE TRI CITIES MI CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 88 1971  
MINIMUM TEMPERATURE (F) 46 28 1947  
 
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.  
 
 
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