888  
CDUS43 KDTX 290542  
CLIMBS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
1242 AM EST SUN DEC 29 2019  
   
...............................
 
 
   
..THE TRI CITIES MI CLIMATE SUMMARY FOR DECEMBER 28 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 36 1159 PM 30 6 52  
MINIMUM 31 909 AM 18 13 31  
AVERAGE 34 24 10 42  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.06 -0.06 T  
MONTH TO DATE 0.94 1.69 -0.75 1.35  
SINCE DEC 1 0.94 1.69 -0.75 1.35  
SINCE JAN 1 32.38 31.37 1.01 30.67  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.3 -0.3 T  
MONTH TO DATE 4.2 7.9 -3.7 0.6  
SINCE DEC 1 4.2 7.9 -3.7 0.6  
SINCE JUL 1 10.8 11.8 -1.0 13.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 31 41 -10 23  
MONTH TO DATE 911 1044 -133 929  
SINCE DEC 1 911 1044 -133 929  
SINCE JUL 1 2365 2517 -152 2454  
 
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 14 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 5.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 900 PM  
LOWEST 69 300 PM  
AVERAGE 76  
   
......................................................
 
 
SUNRISE AND SUNSET  
DECEMBER 29 2019......SUNRISE 809 AM EST SUNSET 508 PM EST  
DECEMBER 30 2019......SUNRISE 809 AM EST SUNSET 509 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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