546  
CDUS43 KGRR 192127  
CLIGRR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
527 PM EDT TUE SEP 19 2023  
   
...............................
 
 
   
..THE GRAND RAPIDS CLIMATE SUMMARY FOR SEPTEMBER 19 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 68 2:17 PM 91 1908 73 -5 79  
MINIMUM 44 5:05 AM 36 1929 52 -8 62  
1979  
2020  
AVERAGE 56 62 -6 71  
 
PRECIPITATION (IN)  
TODAY 0.00 1.73 1988 0.12 -0.12 T  
MONTH TO DATE 1.21 2.09 -0.88 0.48  
SINCE SEP 1 1.21 2.09 -0.88 0.48  
SINCE JAN 1 27.63 28.46 -0.83 28.09  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 MM 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 9 5 4 0  
MONTH TO DATE 61 48 13 9  
SINCE SEP 1 61 48 13 9  
SINCE JUL 1 75 65 10 16  
 
COOLING  
TODAY 0 2 -2 6  
MONTH TO DATE 60 58 2 78  
SINCE SEP 1 60 58 2 78  
SINCE JAN 1 628 710 -82 791    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION S (200)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 3.8  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 5:00 AM  
LOWEST 63 2:00 PM  
AVERAGE 82  
   
......................................................
 
 
THE GRAND RAPIDS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 90 1931  
MINIMUM TEMPERATURE (F) 51 33 1956  
 
SUNRISE AND SUNSET  
SEPTEMBER 19 2023.....SUNRISE 7:26 AM EDT SUNSET 7:45 PM EDT  
SEPTEMBER 20 2023.....SUNRISE 7:27 AM EDT SUNSET 7:43 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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