352  
CDUS43 KGRR 220518  
CLIGRR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI  
1218 AM EST MON JAN 22 2018  
 
   
...............................
 
 
   
..THE GRAND RAPIDS MI CLIMATE SUMMARY FOR JANUARY 21 2018
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1892 TO 2018  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 39 334 PM 61 2017 30 9 61  
1906  
MINIMUM 33 146 AM -15 1984 18 15 36  
AVERAGE 36 24 12 49  
 
PRECIPITATION (IN)  
YESTERDAY 0.04 0.99 1916 0.07 -0.03 T  
MONTH TO DATE 1.15 1.51 -0.36 2.71  
SINCE DEC 1 3.11 4.01 -0.90 5.67  
SINCE JAN 1 1.15 1.51 -0.36 2.71  
 
SNOWFALL (IN)  
YESTERDAY 0.0 6.1 1958 0.6 -0.6 0.0  
MONTH TO DATE 10.7 14.5 -3.8 7.8  
SINCE DEC 1 43.6 36.4 7.2 44.8  
SINCE JUL 1 44.2 43.7 0.5 45.6  
SNOW DEPTH T  
 
DEGREE DAYS  
HEATING  
YESTERDAY 29 41 -12 16  
MONTH TO DATE 919 852 67 782  
SINCE DEC 1 2171 1963 208 1938  
SINCE JUL 1 3362 3301 61 2886  
 
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)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION SE (130)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 5.6  
 
 
SKY COVER  
POSSIBLE SUNSHINE 0 PERCENT  
AVERAGE SKY COVER 1.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 400 PM  
LOWEST 82 100 AM  
AVERAGE 91  
   
......................................................
 
 
 
THE GRAND RAPIDS MI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 30 68 1894  
MINIMUM TEMPERATURE (F) 18 -6 1970  
 
 
SUNRISE AND SUNSET  
JANUARY 22 2018.......SUNRISE 806 AM EST SUNSET 542 PM EST  
JANUARY 23 2018.......SUNRISE 805 AM EST SUNSET 543 PM EST  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab MI Page
The Nexlab IN Page Main Text Page