779  
CDUS43 KDTX 122026  
CLIMBS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
426 PM EDT MON MAY 12 2025  
   
...............................  
 
   
..THE TRI CITIES MI CLIMATE SUMMARY FOR MAY 12 2025  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 82 243 PM 88 2022 67 15 73  
MINIMUM 46 522 AM 29 1939 46 0 40  
1946  
2020  
AVERAGE 64 57 7 57  
 
PRECIPITATION (IN)  
TODAY 0.00 0.92 1912 0.11 -0.11 0.06  
MONTH TO DATE 1.85 1.35 0.50 0.83  
SINCE MAR 1 7.03 6.56 0.47 5.98  
SINCE JAN 1 8.29 10.25 -1.96 8.96  
 
SNOWFALL (IN)  
TODAY 0.0 T 2013 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 0  
 
DEGREE DAYS  
HEATING  
TODAY 1 9 -8 8  
MONTH TO DATE 136 132 4 84  
SINCE MAR 1 1462 1668 -206 1304  
SINCE JUL 1 6030 6613 -583 5431  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 0 5 -5 0  
SINCE MAR 1 1 8 -7 1  
SINCE JAN 1 1 8 -7 1    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 3.5  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 76  
LOWEST 27  
AVERAGE 52  
   
......................................................  
 
THE TRI CITIES MI CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 88 1977  
2022  
MINIMUM TEMPERATURE (F) 47 26 1946  
 
SUNRISE AND SUNSET  
MAY 12 2025...........SUNRISE 615 AM EDT SUNSET 851 PM EDT  
MAY 13 2025...........SUNRISE 613 AM EDT SUNSET 853 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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