361  
CDUS43 KDTX 140555  
CLIMBS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
155 AM EDT WED MAY 14 2025  
   
...............................
 
 
   
..THE TRI CITIES MI CLIMATE SUMMARY FOR MAY 13 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 76 208 PM 88 1977 68 8 81  
2022  
MINIMUM 61 955 PM 26 1946 47 14 57  
AVERAGE 69 57 12 69  
 
PRECIPITATION (IN)  
YESTERDAY 0.24 1.21 2010 0.11 0.13 0.01  
MONTH TO DATE 2.09 1.46 0.63 0.84  
SINCE MAR 1 7.27 6.67 0.60 5.99  
SINCE JAN 1 8.53 10.36 -1.83 8.97  
 
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 MAR 1 2.1 8.4 -6.3 6.2  
SINCE JUL 1 32.3 49.0 -16.7 32.2  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 9 -9 0  
MONTH TO DATE 136 141 -5 84  
SINCE MAR 1 1462 1677 -215 1304  
SINCE JUL 1 6030 6622 -592 5431  
 
COOLING  
YESTERDAY 4 1 3 4  
MONTH TO DATE 4 6 -2 4  
SINCE MAR 1 5 9 -4 5  
SINCE JAN 1 5 9 -4 5    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 7.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 700 AM  
LOWEST 56 100 AM  
AVERAGE 77  
   
......................................................
 
 
THE TRI CITIES MI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 88 2022  
MINIMUM TEMPERATURE (F) 47 31 1920  
1943  
 
SUNRISE AND SUNSET  
MAY 14 2025...........SUNRISE 612 AM EDT SUNSET 854 PM EDT  
MAY 15 2025...........SUNRISE 611 AM EDT SUNSET 855 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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