094  
CDUS43 KDTX 170536  
CLIMBS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
136 AM EDT FRI OCT 17 2025  
   
...............................  
 
   
..THE TRI CITIES MI CLIMATE SUMMARY FOR OCTOBER 16 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 62 502 PM 86 1938 60 2 58  
MINIMUM 38 710 AM 26 1977 41 -3 37  
1991  
AVERAGE 50 51 -1 48  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.87 1942 0.09 -0.09 0.00  
MONTH TO DATE 1.52 1.52 -0.00 1.06  
SINCE SEP 1 3.96 4.33 -0.37 1.81  
SINCE JAN 1 21.93 26.60 -4.67 20.65  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.9 1943 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 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 15 14 1 17  
MONTH TO DATE 127 187 -60 161  
SINCE SEP 1 189 323 -134 204  
SINCE JUL 1 223 351 -128 218  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 26 3 23 1  
SINCE SEP 1 67 63 4 95  
SINCE JAN 1 755 628 127 768    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 11 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 3.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 1200 AM  
LOWEST 39 500 PM  
AVERAGE 66  
   
......................................................  
 
THE TRI CITIES MI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 60 84 1947  
MINIMUM TEMPERATURE (F) 41 22 1977  
 
SUNRISE AND SUNSET  
OCTOBER 17 2025.......SUNRISE 753 AM EDT SUNSET 649 PM EDT  
OCTOBER 18 2025.......SUNRISE 754 AM EDT SUNSET 648 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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