750  
CDUS43 KGRR 120525  
CLIGRR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
125 AM EDT THU OCT 12 2023  
   
...............................
 
 
   
..THE GRAND RAPIDS CLIMATE SUMMARY FOR OCTOBER 11 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 58 4:35 PM 85 1928 63 -5 75  
MINIMUM 45 11:59 PM 25 1906 44 1 42  
AVERAGE 52 53 -1 59  
 
PRECIPITATION (IN)  
YESTERDAY 0.02 1.49 1912 0.14 -0.12 0.59  
MONTH TO DATE 2.25 1.42 0.83 0.59  
SINCE SEP 1 3.50 4.85 -1.35 1.89  
SINCE JAN 1 29.92 31.22 -1.30 29.50  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1988 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 13 12 1 6  
MONTH TO DATE 96 112 -16 135  
SINCE SEP 1 173 230 -57 249  
SINCE JUL 1 187 247 -60 256  
 
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 1 RESULTANT WIND DIRECTION S (200)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 2.8  
 
SKY COVER  
POSSIBLE SUNSHINE 90 MINUTES/13%  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 8:00 AM  
LOWEST 67 6:00 PM  
AVERAGE 84  
   
......................................................
 
 
THE GRAND RAPIDS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 63 84 1930  
MINIMUM TEMPERATURE (F) 43 27 1957  
1987  
 
SUNRISE AND SUNSET  
OCTOBER 12 2023.......SUNRISE 7:52 AM EDT SUNSET 7:05 PM EDT  
OCTOBER 13 2023.......SUNRISE 7:53 AM EDT SUNSET 7:03 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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