100  
CDUS43 KGRR 020521  
CLIGRR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
121 AM EDT MON OCT 02 2023  
   
...............................
 
 
   
..THE GRAND RAPIDS CLIMATE SUMMARY FOR OCTOBER 1 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 83 3:10 PM 89 1897 68 15 70  
MINIMUM 58 7:16 AM 27 1899 47 11 42  
AVERAGE 71 57 14 56  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.10 1911 0.13 -0.13 0.00  
MONTH TO DATE 0.00 0.13 -0.13 0.00  
SINCE SEP 1 1.25 3.56 -2.31 1.30  
SINCE JAN 1 27.67 29.93 -2.26 28.91  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 2003 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  
YESTERDAY 0 8 -8 9  
MONTH TO DATE 0 8 -8 9  
SINCE SEP 1 77 126 -49 123  
SINCE JUL 1 91 143 -52 130  
 
COOLING  
YESTERDAY 6 1 5 0  
MONTH TO DATE 6 1 5 0  
SINCE SEP 1 79 74 5 84  
SINCE JAN 1 647 726 -79 797    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION SE (120)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 2.4  
 
SKY COVER  
POSSIBLE SUNSHINE 68 PERCENT / 477 MINUTES  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 2:00 AM  
LOWEST 46 4:00 PM  
AVERAGE 70  
   
......................................................
 
 
THE GRAND RAPIDS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 87 1971  
MINIMUM TEMPERATURE (F) 47 27 1974  
 
SUNRISE AND SUNSET  
OCTOBER 2 2023.......SUNRISE 7:40 AM EDT SUNSET 7:22 PM EDT  
OCTOBER 3 2023.......SUNRISE 7:41 AM EDT SUNSET 7:20 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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