232  
CDUS43 KDTX 240535  
CLIMBS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
1235 AM EST TUE DEC 24 2019  
   
...............................
 
 
   
..THE TRI CITIES MI CLIMATE SUMMARY FOR DECEMBER 23 2019
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1898 TO 2019  
 
WEATHER ITEM OBSERVED TIME NORMAL DEPARTURE LAST  
VALUE (LST) VALUE FROM YEAR  
NORMAL    
...................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 50 257 PM 31 19 34  
MINIMUM 33 1159 PM 19 14 29  
AVERAGE 42 25 17 32  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.06 -0.06 T  
MONTH TO DATE 0.94 1.41 -0.47 1.24  
SINCE DEC 1 0.94 1.41 -0.47 1.24  
SINCE JAN 1 32.38 31.09 1.29 30.56  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.3 -0.3 0.1  
MONTH TO DATE 4.2 6.4 -2.2 0.3  
SINCE DEC 1 4.2 6.4 -2.2 0.3  
SINCE JUL 1 10.8 10.3 0.5 12.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 23 40 -17 33  
MONTH TO DATE 784 842 -58 778  
SINCE DEC 1 784 842 -58 778  
SINCE JUL 1 2238 2315 -77 2303  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 613 557 56 883    
...................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 11.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 900 PM  
LOWEST 54 200 PM  
AVERAGE 68  
   
......................................................
 
 
SUNRISE AND SUNSET  
DECEMBER 24 2019......SUNRISE 807 AM EST SUNSET 504 PM EST  
DECEMBER 25 2019......SUNRISE 808 AM EST SUNSET 505 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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