771  
CDUS43 KGRR 230520  
CLIGRR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI  
119 AM EDT TUE SEP 23 2014  
 
   
...............................
 
 
   
..THE GRAND RAPIDS MI CLIMATE SUMMARY FOR SEPTEMBER 22 2014
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1892 TO 2014  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 64 320 PM 90 1920 70 -6 55  
MINIMUM 43 628 AM 33 1976 50 -7 43  
AVERAGE 54 60 -6 49  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 3.14 1988 0.15 -0.15 0.00  
MONTH TO DATE 3.08 3.16 -0.08 1.00  
SINCE SEP 1 3.08 3.16 -0.08 1.00  
SINCE JAN 1 29.60 27.88 1.72 33.32  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1995 0.0 0.0 0.0  
1952  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 11 6 5 16  
MONTH TO DATE 107 71 36 72  
SINCE SEP 1 107 71 36 72  
SINCE JUL 1 126 91 35 98  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 50 59 -9 82  
SINCE SEP 1 50 59 -9 82  
SINCE JAN 1 610 684 -74 752    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION NW (300)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 7.9  
 
 
SKY COVER  
POSSIBLE SUNSHINE 98 PERCENT  
AVERAGE SKY COVER 0.4  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 1000 PM  
LOWEST 55 100 PM  
AVERAGE 71  
   
......................................................
 
 
 
THE GRAND RAPIDS MI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 90 1937  
MINIMUM TEMPERATURE (F) 50 28 1974  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 23 2014.....SUNRISE 730 AM EDT SUNSET 738 PM EDT  
SEPTEMBER 24 2014.....SUNRISE 731 AM EDT SUNSET 736 PM EDT  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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