511  
CDUS43 KDTX 230536  
CLIMBS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
1236 AM EST MON DEC 23 2019  
   
...............................
 
 
   
..THE TRI CITIES MI CLIMATE SUMMARY FOR DECEMBER 22 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 49 417 PM 32 17 31  
MINIMUM 33 630 AM 19 14 28  
AVERAGE 41 25 16 30  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.06 -0.06 0.00  
MONTH TO DATE 0.94 1.35 -0.41 1.24  
SINCE DEC 1 0.94 1.35 -0.41 1.24  
SINCE JAN 1 32.38 31.03 1.35 30.56  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.2 -0.2 0.0  
MONTH TO DATE 4.2 6.1 -1.9 0.2  
SINCE DEC 1 4.2 6.1 -1.9 0.2  
SINCE JUL 1 10.8 10.0 0.8 12.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 24 40 -16 35  
MONTH TO DATE 761 802 -41 745  
SINCE DEC 1 761 802 -41 745  
SINCE JUL 1 2215 2275 -60 2270  
 
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 22 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 14.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79 300 AM  
LOWEST 47 1100 PM  
AVERAGE 63  
   
......................................................
 
 
SUNRISE AND SUNSET  
DECEMBER 23 2019......SUNRISE 807 AM EST SUNSET 504 PM EST  
DECEMBER 24 2019......SUNRISE 807 AM EST SUNSET 504 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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