459  
CDUS43 KDTX 130538  
CLIMBS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
138 AM EDT THU AUG 13 2026  
   
...............................  
 
   
..THE TRI CITIES MI CLIMATE SUMMARY FOR AUGUST 12 2026  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1912 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 85 327 PM 94 1947 81 4 85  
MINIMUM 64 536 AM 42 1950 60 4 67  
AVERAGE 75 70 5 76  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.66 2025 0.13 -0.13 1.66  
MONTH TO DATE 0.40 1.51 -1.11 1.82  
SINCE JUN 1 7.10 7.62 -0.52 6.32  
SINCE JAN 1 20.32 19.93 0.39 16.66  
 
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 0  
SINCE JUN 1 37 56 -19 19  
SINCE JUL 1 3 9 -6 1  
 
COOLING  
YESTERDAY 10 6 4 11  
MONTH TO DATE 91 72 19 107  
SINCE JUN 1 480 428 52 601  
SINCE JAN 1 501 472 29 626    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 3.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 700 AM  
LOWEST 51 500 PM  
AVERAGE 74  
   
......................................................  
 
THE TRI CITIES MI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 99 1918  
MINIMUM TEMPERATURE (F) 60 45 1954  
 
SUNRISE AND SUNSET  
AUGUST 13 2026........SUNRISE 639 AM EDT SUNSET 843 PM EDT  
AUGUST 14 2026........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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