259  
CDUS43 KDTX 040536  
CLIMBS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
1236 AM EST SAT JAN 04 2020  
   
...............................
 
 
   
..THE TRI CITIES MI CLIMATE SUMMARY FOR JANUARY 3 2020
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1898 TO 2020  
 
WEATHER ITEM OBSERVED TIME NORMAL DEPARTURE LAST  
VALUE (LST) VALUE FROM YEAR  
NORMAL    
...................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 40 209 AM 30 10 34  
MINIMUM 35 1159 PM 17 18 28  
AVERAGE 38 23 15 31  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.06 -0.06 0.00  
MONTH TO DATE 0.00 0.19 -0.19 0.03  
SINCE DEC 1 2.96 2.05 0.91 2.01  
SINCE JAN 1 0.00 0.19 -0.19 0.03  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.4 -0.4 0.0  
MONTH TO DATE 0.0 1.1 -1.1 0.5  
SINCE DEC 1 5.8 10.1 -4.3 2.3  
SINCE JUL 1 12.4 14.0 -1.6 14.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 27 42 -15 34  
MONTH TO DATE 84 125 -41 108  
SINCE DEC 1 1083 1292 -209 1144  
SINCE JUL 1 2537 2765 -228 2669  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 5.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 500 AM  
LOWEST 67 300 PM  
AVERAGE 78  
   
......................................................
 
 
SUNRISE AND SUNSET  
JANUARY 4 2020.......SUNRISE 809 AM EST SUNSET 513 PM EST  
JANUARY 5 2020.......SUNRISE 809 AM EST SUNSET 514 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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