925  
CDUS43 KDTX 170538  
CLIMBS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
138 AM EDT THU JUL 17 2025  
   
...............................  
 
   
..THE TRI CITIES MI CLIMATE SUMMARY FOR JULY 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 89 211 PM 98 1931 83 6 83  
MINIMUM 69 524 AM 45 1912 61 8 67  
1946  
AVERAGE 79 72 7 75  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 1.62 1950 0.09 -0.08 0.29  
MONTH TO DATE 0.29 1.44 -1.15 2.19  
SINCE JUN 1 3.23 4.72 -1.49 4.57  
SINCE JAN 1 13.57 17.03 -3.46 15.24  
 
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 JUN 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 0 0 0  
MONTH TO DATE 0 0 0 3  
SINCE JUN 1 18 47 -29 28  
SINCE JUL 1 0 0 0 3  
 
COOLING  
YESTERDAY 14 7 7 10  
MONTH TO DATE 166 112 54 132  
SINCE JUN 1 381 252 129 319  
SINCE JAN 1 406 296 110 363    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 7.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 94 1100 PM  
LOWEST 55 200 PM  
AVERAGE 75  
   
......................................................  
 
THE TRI CITIES MI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 100 1931  
2012  
MINIMUM TEMPERATURE (F) 61 47 1944  
 
SUNRISE AND SUNSET  
JULY 17 2025..........SUNRISE 611 AM EDT SUNSET 913 PM EDT  
JULY 18 2025..........SUNRISE 612 AM EDT SUNSET 913 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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