429  
CDUS43 KDTX 132028  
CLIMBS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
428 PM EDT WED AUG 13 2025  
   
...............................
 
 
   
..THE TRI CITIES MI CLIMATE SUMMARY FOR AUGUST 13 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 83 239 PM 99 1918 80 3 82  
MINIMUM 67 635 AM 45 1954 60 7 57  
AVERAGE 75 70 5 70  
 
PRECIPITATION (IN)  
TODAY 0.00 1.70 1995 0.14 -0.14 0.00  
MONTH TO DATE 1.82 1.65 0.17 1.44  
SINCE JUN 1 6.32 7.76 -1.44 7.03  
SINCE JAN 1 16.66 20.07 -3.41 17.70  
 
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 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  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 1  
SINCE JUN 1 19 56 -37 29  
SINCE JUL 1 1 9 -8 4  
 
COOLING  
TODAY 10 6 4 5  
MONTH TO DATE 117 78 39 80  
SINCE JUN 1 611 434 177 512  
SINCE JAN 1 636 478 158 556    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 4.2  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100  
LOWEST 52  
AVERAGE 76  
   
......................................................
 
 
THE TRI CITIES MI CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 100 1944  
MINIMUM TEMPERATURE (F) 60 44 1964  
 
SUNRISE AND SUNSET  
AUGUST 13 2025........SUNRISE 639 AM EDT SUNSET 842 PM EDT  
AUGUST 14 2025........SUNRISE 640 AM EDT SUNSET 841 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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