185  
CDUS43 KGRR 212147  
CLIGRR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
547 PM EDT SAT OCT 21 2023  
   
...............................
 
 
   
..THE GRAND RAPIDS CLIMATE SUMMARY FOR OCTOBER 21 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 45 3:59 PM 85 1953 58 -13 70  
MINIMUM 37 5:06 AM 18 1974 41 -4 33  
AVERAGE 41 50 -9 52  
 
PRECIPITATION (IN)  
TODAY 0.29 2.13 1933 0.13 0.16 0.00  
MONTH TO DATE 4.19 2.72 1.47 2.45  
SINCE SEP 1 5.44 6.15 -0.71 3.75  
SINCE JAN 1 31.86 32.52 -0.66 31.36  
 
SNOWFALL (IN)  
TODAY 0.0 1.1 1976 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.1 -0.1 T  
SINCE SEP 1 0.0 0.1 -0.1 T  
SINCE JUL 1 0.0 0.1 -0.1 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 24 16 8 13  
MONTH TO DATE 256 251 5 328  
SINCE SEP 1 333 369 -36 442  
SINCE JUL 1 347 386 -39 449  
 
COOLING  
TODAY 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 NW (300)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 5.0  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 8:00 AM  
LOWEST 89 1:00 AM  
AVERAGE 95  
   
......................................................
 
 
THE GRAND RAPIDS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 58 82 1953  
1979  
MINIMUM TEMPERATURE (F) 40 23 1944  
 
SUNRISE AND SUNSET  
OCTOBER 21 2023.......SUNRISE 8:02 AM EDT SUNSET 6:50 PM EDT  
OCTOBER 22 2023.......SUNRISE 8:04 AM EDT SUNSET 6:49 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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