863  
CDUS43 KGRR 312113  
CLIGRR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI  
509 PM EDT SAT MAY 31 2008  
 
...................................  
   
..THE GRAND RAPIDS CLIMATE SUMMARY FOR MAY 31 2008  
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1971 TO 2000  
CLIMATE RECORD PERIOD 1892 TO 2008  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE  
VALUE (LST) VALUE VALUE FROM  
NORMAL    
...........................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 74 300 PM 95 1934 75 -1  
MINIMUM 60 MM 36 1966 52 8  
AVERAGE 67 63 4  
 
PRECIPITATION (IN)  
TODAY 0.03 1.37 1909 0.11 -0.08  
MONTH TO DATE 2.13 3.35 -1.22  
SINCE MAR 1 8.16 9.42 -1.26  
SINCE JAN 1 16.08 12.99 3.09  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 2007 0.0 0.0  
MONTH TO DATE 0.0 T 0.0  
SINCE MAR 1 9.2 11.8 -2.6  
SINCE JUL 1 107.0 72.2 34.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 -4  
MONTH TO DATE 298 43  
SINCE MAR 1 1719 -63  
SINCE JUL 1 6366 -472  
 
COOLING  
TODAY 2 0  
MONTH TO DATE 9 -29  
SINCE MAR 1 12 -34  
SINCE JAN 1 12 -34    
...........................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 13.1  
 
 
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90  
LOWEST 49  
AVERAGE 70  
 
..........................................................  
 
 
THE GRAND RAPIDS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 102 1934  
MINIMUM TEMPERATURE (F) 52 36 1993  
 
 
SUNRISE AND SUNSET  
MAY 31 2008...........SUNRISE 606 AM EDT SUNSET 914 PM EDT  
JUNE 1 2008..........SUNRISE 606 AM EDT SUNSET 914 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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