438  
CDUS43 KDTX 090537  
CLIMBS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
1237 AM EST THU JAN 09 2020  
   
...............................
 
 
   
..THE TRI CITIES MI CLIMATE SUMMARY FOR JANUARY 8 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 30 1256 AM 29 1 45  
MINIMUM 15 1114 PM 16 -1 32  
AVERAGE 23 23 0 39  
 
PRECIPITATION (IN)  
YESTERDAY T 0.07 -0.07 0.04  
MONTH TO DATE 0.06 0.51 -0.45 0.23  
SINCE DEC 1 3.02 2.37 0.65 2.21  
SINCE JAN 1 0.06 0.51 -0.45 0.23  
 
SNOWFALL (IN)  
YESTERDAY T 0.4 -0.4 0.0  
MONTH TO DATE 1.2 3.0 -1.8 0.7  
SINCE DEC 1 7.0 12.0 -5.0 2.5  
SINCE JUL 1 13.6 15.9 -2.3 15.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 42 42 0 26  
MONTH TO DATE 254 335 -81 249  
SINCE DEC 1 1253 1502 -249 1285  
SINCE JUL 1 2707 2975 -268 2810  
 
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 26 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 11.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 74 700 AM  
LOWEST 45 100 PM  
AVERAGE 60  
   
......................................................
 
 
SUNRISE AND SUNSET  
JANUARY 9 2020.......SUNRISE 809 AM EST SUNSET 518 PM EST  
JANUARY 10 2020.......SUNRISE 808 AM EST SUNSET 519 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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