901  
CXUS53 KDTX 031214  
CLMMBS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
707 AM EST MON NOV 03 2025  
   
...............................
 
 
   
..THE TRI CITIES MI CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 2025
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1912 TO 2025  
 
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S  
VALUE DATE(S) VALUE FROM VALUE  
NORMAL    
..........................................................
 
 
TEMPERATURE (F)  
RECORD  
HIGH 91 10/07/2007  
LOW 19 10/31/1925  
10/30/1925  
HIGHEST 87 10/04 MM MM  
LOWEST 31 10/26 MM MM  
AVG. MAXIMUM 63.7 60.2 3.5  
AVG. MINIMUM 43.3 41.4 1.9  
MEAN 53.5 50.8 2.7  
DAYS MAX >= 90 0 0.1 -0.1  
DAYS MAX <= 32 0 0.0 0.0  
DAYS MIN <= 32 2 4.4 -2.4  
DAYS MIN <= 0 0 0.0 0.0  
 
PRECIPITATION (INCHES)  
RECORD  
MAXIMUM 7.78 1954  
MINIMUM 0.18 1952  
TOTALS 3.57 2.91 0.66  
DAILY AVG. 0.12 0.09 0.03  
DAYS >= .01 9 12.0 -3.0  
DAYS >= .10 6 5.9 0.1  
DAYS >= .50 2 1.8 0.2  
DAYS >= 1.00 2 0.4 1.6  
GREATEST  
24 HR. TOTAL 1.47 10/06 TO 10/07  
 
SNOWFALL (INCHES)  
RECORDS  
TOTAL 5.0 1967  
TOTALS 0.0 0.2 -0.2  
LIQUID EQUIV 0.00 0.00 0.00  
SINCE 7/1 0.0 0.2 -0.2  
LIQUID 7/1 0.00  
DAYS >= TRACE 0 0.2 -0.2  
DAYS >= 1.0 0 0.1 -0.1  
GREATEST  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING TOTAL 375 447 -72  
SINCE 7/1 471 611 -140  
COOLING TOTAL 26 7 19  
SINCE 1/1 755 632 123  
 
FREEZE DATES  
RECORD  
EARLIEST 09/12 (1943)  
LATEST 05/28 (1949)  
EARLIEST 10/17 (2024)  
LATEST 04/30 (2025)    
..........................................................
 
 
WIND (MPH)  
AVERAGE WIND SPEED 7.6  
HIGHEST WIND SPEED/DIRECTION 30/250 DATE 10/21  
HIGHEST GUST SPEED/DIRECTION 44/260 DATE 10/21  
 
SKY COVER  
POSSIBLE SUNSHINE (PERCENT) MM  
AVERAGE SKY COVER 0.31  
NUMBER OF DAYS FAIR 18  
NUMBER OF DAYS PC 11  
NUMBER OF DAYS CLOUDY 2  
 
AVERAGE RH (PERCENT) 71  
 
WEATHER CONDITIONS. NUMBER OF DAYS WITH  
THUNDERSTORM 3 MIXED PRECIP 0  
HEAVY RAIN 4 RAIN 4  
LIGHT RAIN 13 FREEZING RAIN 0  
LT FREEZING RAIN 0 HAIL 0  
HEAVY SNOW 0 SNOW 0  
LIGHT SNOW 0 SLEET 0  
FOG 10 FOG W/VIS <= 1/4 MILE 1  
HAZE 2  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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