351  
CDUS43 KDTX 120639  
CLIMBS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
139 AM EST TUE DEC 12 2023  
   
...............................
 
 
   
..THE TRI CITIES MI CLIMATE SUMMARY FOR DECEMBER 11 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1912 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 34 1129 AM 60 1949 36 -2 39  
2021  
MINIMUM 30 847 AM -3 1977 24 6 26  
AVERAGE 32 30 2 33  
 
PRECIPITATION (IN)  
YESTERDAY T 0.96 1967 0.06 -0.06 0.04  
MONTH TO DATE 0.65 0.69 -0.04 0.20  
SINCE DEC 1 0.65 0.69 -0.04 0.20  
SINCE JAN 1 33.67 30.96 2.71 26.29  
 
SNOWFALL (IN)  
YESTERDAY T 7.8 2016 0.4 -0.4 0.4  
MONTH TO DATE 1.1 3.8 -2.7 0.6  
SINCE DEC 1 1.1 3.8 -2.7 0.6  
SINCE JUL 1 2.6 7.3 -4.7 5.4  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 33 35 -2 32  
MONTH TO DATE 304 367 -63 336  
SINCE DEC 1 304 367 -63 336  
SINCE JUL 1 1552 1758 -206 1609  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 587 632 -45 727    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 11.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 600 AM  
LOWEST 61 1100 AM  
AVERAGE 77  
   
......................................................
 
 
THE TRI CITIES MI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 61 1949  
MINIMUM TEMPERATURE (F) 24 -2 1962  
 
SUNRISE AND SUNSET  
DECEMBER 12 2023......SUNRISE 800 AM EST SUNSET 500 PM EST  
DECEMBER 13 2023......SUNRISE 801 AM EST SUNSET 500 PM EST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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