118  
CDUS43 KGRR 272124  
CLIGRR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
524 PM EDT WED SEP 27 2023  
   
...............................
 
 
   
..THE GRAND RAPIDS CLIMATE SUMMARY FOR SEPTEMBER 27 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 64 3:50 PM 86 1946 69 -5 57  
MINIMUM 58 7:08 AM 29 1989 49 9 45  
AVERAGE 61 59 2 51  
 
PRECIPITATION (IN)  
TODAY T 1.80 1911 0.12 -0.12 0.05  
MONTH TO DATE 1.23 3.08 -1.85 1.30  
SINCE SEP 1 1.23 3.08 -1.85 1.30  
SINCE JAN 1 27.65 29.45 -1.80 28.91  
 
SNOWFALL (IN)  
TODAY 0.0 T 1942 0.0 0.0 0.0  
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  
TODAY 4 7 -3 14  
MONTH TO DATE 70 95 -25 77  
SINCE SEP 1 70 95 -25 77  
SINCE JUL 1 84 112 -28 84  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 73 69 4 84  
SINCE SEP 1 73 69 4 84  
SINCE JAN 1 641 721 -80 797    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION E (80)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 11.1  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 6:00 AM  
LOWEST 84 12:00 PM  
AVERAGE 91  
   
......................................................
 
 
THE GRAND RAPIDS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 86 1905  
MINIMUM TEMPERATURE (F) 48 27 1991  
 
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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