059  
CDUS43 KDTX 010540  
CLIMBS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
140 AM EDT FRI AUG 01 2025  
   
...............................  
 
   
..THE TRI CITIES MI CLIMATE SUMMARY FOR JULY 31 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 76 152 PM 98 1917 82 -6 90  
MINIMUM 58 559 AM 44 1952 61 -3 67  
AVERAGE 67 71 -4 79  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.81 1950 0.10 -0.10 0.00  
MONTH TO DATE 1.56 2.83 -1.27 3.21  
SINCE JUN 1 4.50 6.11 -1.61 5.59  
SINCE JAN 1 14.84 18.42 -3.58 16.26  
 
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 1 0 1 3  
SINCE JUN 1 19 47 -28 28  
SINCE JUL 1 1 0 1 3  
 
COOLING  
YESTERDAY 2 6 -4 14  
MONTH TO DATE 279 216 63 245  
SINCE JUN 1 494 356 138 432  
SINCE JAN 1 519 400 119 476    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 10.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 1200 AM  
LOWEST 55 1100 AM  
AVERAGE 73  
   
......................................................  
 
THE TRI CITIES MI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 101 1955  
MINIMUM TEMPERATURE (F) 61 44 1947  
 
SUNRISE AND SUNSET  
AUGUST 1 2025........SUNRISE 626 AM EDT SUNSET 858 PM EDT  
AUGUST 2 2025........SUNRISE 627 AM EDT SUNSET 857 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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