354  
CDUS43 KGRR 080521  
CLIGRR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
121 AM EDT SUN OCT 08 2023  
   
...............................
 
 
   
..THE GRAND RAPIDS CLIMATE SUMMARY FOR OCTOBER 7 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 55 1:09 PM 87 2007 65 -10 50  
MINIMUM 41 11:59 PM 25 1964 45 -4 36  
AVERAGE 48 55 -7 43  
 
PRECIPITATION (IN)  
YESTERDAY 0.13 1.27 1900 0.12 0.01 0.00  
1951  
MONTH TO DATE 2.18 0.90 1.28 T  
SINCE SEP 1 3.43 4.33 -0.90 1.30  
SINCE JAN 1 29.85 30.70 -0.85 28.91  
 
SNOWFALL (IN)  
YESTERDAY MM 0.1 2000 0.0 MM 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  
YESTERDAY 17 11 6 22  
MONTH TO DATE 28 66 -38 80  
SINCE SEP 1 105 184 -79 194  
SINCE JUL 1 119 201 -82 201  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 27 4 23 0  
SINCE SEP 1 100 77 23 84  
SINCE JAN 1 668 729 -61 797    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION W (290)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 10.4  
 
SKY COVER  
POSSIBLE SUNSHINE 232 MINUTES/34%  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 1:00 AM  
LOWEST 66 12:00 PM  
AVERAGE 82  
   
......................................................
 
 
THE GRAND RAPIDS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 64 88 2007  
MINIMUM TEMPERATURE (F) 45 28 1896  
1989  
 
SUNRISE AND SUNSET  
OCTOBER 8 2023.......SUNRISE 7:47 AM EDT SUNSET 7:12 PM EDT  
OCTOBER 9 2023.......SUNRISE 7:48 AM EDT SUNSET 7:10 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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