911  
CDUS43 KGRR 270525  
CLIGRR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
125 AM EDT WED SEP 27 2023  
   
...............................
 
 
   
..THE GRAND RAPIDS CLIMATE SUMMARY FOR SEPTEMBER 26 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1892 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM MM MM 92 2017 70 MM 57  
MINIMUM MM MM 30 1947 49 MM 49  
AVERAGE MM 60 MM 53  
 
PRECIPITATION (IN)  
YESTERDAY MM 2.27 1915 0.12 MM 0.02  
MONTH TO DATE MM 2.96 MM 1.25  
SINCE SEP 1 MM 2.96 MM 1.25  
SINCE JAN 1 MM 29.33 MM 28.86  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1942 0.0 0.0 0.0  
1965  
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 MM 7 MM 12  
MONTH TO DATE MM 88 MM 63  
SINCE SEP 1 MM 88 MM 63  
SINCE JUL 1 MM 105 MM 70  
 
COOLING  
YESTERDAY MM 1 MM 0  
MONTH TO DATE MM 68 MM 84  
SINCE SEP 1 MM 68 MM 84  
SINCE JAN 1 MM 720 MM 797    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED MM RESULTANT WIND DIRECTION MM  
HIGHEST WIND SPEED MM HIGHEST WIND DIRECTION MM  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED MM  
 
SKY COVER  
POSSIBLE SUNSHINE 53 MINUTES / 7 PERCENT  
AVERAGE SKY COVER MM  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST MM  
LOWEST MM  
AVERAGE MM  
   
......................................................
 
 
THE GRAND RAPIDS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 86 1946  
MINIMUM TEMPERATURE (F) 49 29 1989  
 
SUNRISE AND SUNSET  
SEPTEMBER 27 2023.....SUNRISE 7:35 AM EDT SUNSET 7:31 PM EDT  
SEPTEMBER 28 2023.....SUNRISE 7:36 AM EDT SUNSET 7:29 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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