374  
CDUS43 KDTX 180536  
CLIMBS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
136 AM EDT TUE AUG 18 2026  
   
...............................  
 
   
..THE TRI CITIES MI CLIMATE SUMMARY FOR AUGUST 17 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 80 516 PM 93 1922 80 0 76  
1931  
1955  
MINIMUM 61 639 AM 42 1954 60 1 59  
AVERAGE 71 70 1 68  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.87 1991 0.13 -0.13 0.00  
MONTH TO DATE 0.86 2.18 -1.32 1.83  
SINCE JUN 1 7.56 8.29 -0.73 6.33  
SINCE JAN 1 20.78 20.60 0.18 16.67  
 
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 1 -1 0  
MONTH TO DATE 0 2 -2 0  
SINCE JUN 1 37 58 -21 19  
SINCE JUL 1 3 11 -8 1  
 
COOLING  
YESTERDAY 6 5 1 3  
MONTH TO DATE 134 101 33 152  
SINCE JUN 1 523 457 66 646  
SINCE JAN 1 544 501 43 671    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 5.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 600 AM  
LOWEST 44 600 PM  
AVERAGE 66  
   
......................................................  
 
THE TRI CITIES MI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 99 1947  
MINIMUM TEMPERATURE (F) 59 41 1963  
 
SUNRISE AND SUNSET  
AUGUST 18 2026........SUNRISE 645 AM EDT SUNSET 835 PM EDT  
AUGUST 19 2026........SUNRISE 646 AM EDT SUNSET 833 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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