645  
CDUS43 KDTX 120555  
CLIMBS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
155 AM EDT SUN OCT 12 2025  
   
...............................
 
 
   
..THE TRI CITIES MI CLIMATE SUMMARY FOR OCTOBER 11 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 62 252 PM 85 1928 63 -1 80  
MINIMUM 45 126 AM 25 1964 43 2 46  
AVERAGE 54 53 1 63  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.60 1969 0.10 -0.10 0.00  
MONTH TO DATE 1.47 1.06 0.41 0.01  
SINCE SEP 1 3.91 3.87 0.04 0.76  
SINCE JAN 1 21.88 26.14 -4.26 19.60  
 
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 SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 11 13 -2 2  
MONTH TO DATE 75 119 -44 82  
SINCE SEP 1 137 255 -118 125  
SINCE JUL 1 171 283 -112 139  
 
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 16 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 8.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1200 AM  
LOWEST 56 200 PM  
AVERAGE 78  
   
......................................................
 
 
THE TRI CITIES MI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 83 1930  
1938  
1995  
MINIMUM TEMPERATURE (F) 43 26 1936  
 
SUNRISE AND SUNSET  
OCTOBER 12 2025.......SUNRISE 747 AM EDT SUNSET 658 PM EDT  
OCTOBER 13 2025.......SUNRISE 748 AM EDT SUNSET 656 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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