221  
CDUS43 KDTX 130637  
CLIMBS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
137 AM EST WED DEC 13 2023  
   
...............................  
 
   
..THE TRI CITIES MI CLIMATE SUMMARY FOR DECEMBER 12 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 38 1242 PM 61 1949 36 2 34  
MINIMUM 27 823 PM -2 1962 24 3 32  
AVERAGE 33 30 3 33  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.43 1972 0.06 -0.06 0.00  
MONTH TO DATE 0.65 0.75 -0.10 0.20  
SINCE DEC 1 0.65 0.75 -0.10 0.20  
SINCE JAN 1 33.67 31.02 2.65 26.29  
 
SNOWFALL (IN)  
YESTERDAY 0.0 6.5 1972 0.4 -0.4 0.0  
MONTH TO DATE 1.1 4.2 -3.1 0.6  
SINCE DEC 1 1.1 4.2 -3.1 0.6  
SINCE JUL 1 2.6 7.7 -5.1 5.4  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 32 35 -3 32  
MONTH TO DATE 336 402 -66 368  
SINCE DEC 1 336 402 -66 368  
SINCE JUL 1 1584 1793 -209 1641  
 
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 24 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 14.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 900 AM  
LOWEST 50 300 PM  
AVERAGE 64  
   
......................................................  
 
THE TRI CITIES MI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 35 60 2015  
MINIMUM TEMPERATURE (F) 24 -3 1960  
 
SUNRISE AND SUNSET  
DECEMBER 13 2023......SUNRISE 801 AM EST SUNSET 500 PM EST  
DECEMBER 14 2023......SUNRISE 802 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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