287  
CDUS43 KDTX 310536  
CLIMBS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
136 AM EDT THU JUL 31 2025  
   
...............................
 
 
   
..THE TRI CITIES MI CLIMATE SUMMARY FOR JULY 30 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 78 143 PM 103 1916 82 -4 88  
MINIMUM 63 1159 PM 44 1965 61 2 71  
AVERAGE 71 71 0 80  
 
PRECIPITATION (IN)  
YESTERDAY 0.10 0.89 1924 0.10 0.00 0.57  
MONTH TO DATE 1.56 2.73 -1.17 3.21  
SINCE JUN 1 4.50 6.01 -1.51 5.59  
SINCE JAN 1 14.84 18.32 -3.48 16.26  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1996 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 6 7 -1 15  
MONTH TO DATE 277 210 67 231  
SINCE JUN 1 492 350 142 418  
SINCE JAN 1 517 394 123 462    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 9.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 300 AM  
LOWEST 62 100 PM  
AVERAGE 80  
   
......................................................
 
 
THE TRI CITIES MI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 98 1917  
MINIMUM TEMPERATURE (F) 61 44 1952  
 
SUNRISE AND SUNSET  
JULY 31 2025..........SUNRISE 625 AM EDT SUNSET 900 PM EDT  
AUGUST 1 2025........SUNRISE 626 AM EDT SUNSET 858 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.

The Nexlab MI Page Main Text Page