515  
CDUS43 KDTX 290536  
CLIMBS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
136 AM EDT TUE JUL 29 2025  
   
...............................  
 
   
..THE TRI CITIES MI CLIMATE SUMMARY FOR JULY 28 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 90 445 PM 99 1930 82 8 87  
MINIMUM 69 1159 PM 47 1925 61 8 62  
AVERAGE 80 72 8 75  
 
PRECIPITATION (IN)  
YESTERDAY 0.18 1.47 1996 0.10 0.08 0.00  
MONTH TO DATE 1.46 2.53 -1.07 2.52  
SINCE JUN 1 4.40 5.81 -1.41 4.90  
SINCE JAN 1 14.74 18.12 -3.38 15.57  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1999 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 1 0 1 3  
SINCE JUN 1 19 47 -28 28  
SINCE JUL 1 1 0 1 3  
 
COOLING  
YESTERDAY 15 7 8 10  
MONTH TO DATE 259 196 63 200  
SINCE JUN 1 474 336 138 387  
SINCE JAN 1 499 380 119 431    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 40 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 52 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 6.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 400 AM  
LOWEST 44 500 PM  
AVERAGE 70  
   
......................................................  
 
THE TRI CITIES MI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 100 1916  
MINIMUM TEMPERATURE (F) 61 48 1928  
1952  
1965  
 
SUNRISE AND SUNSET  
JULY 29 2025..........SUNRISE 623 AM EDT SUNSET 902 PM EDT  
JULY 30 2025..........SUNRISE 624 AM EDT SUNSET 901 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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