170  
CDUS43 KGRR 172132  
CLIGRR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
532 PM EDT THU SEP 17 2026  
   
...............................
 
 
   
..THE GRAND RAPIDS CLIMATE SUMMARY FOR SEPTEMBER 17 2026
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1892 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 64 12:27 AM 92 1906 74 -10 83  
MINIMUM 59 9:16 AM 37 1902 53 6 53  
1959  
AVERAGE 62 63 -1 68  
 
PRECIPITATION (IN)  
TODAY 0.05 2.29 1997 0.11 -0.06 0.00  
MONTH TO DATE 1.33 1.85 -0.52 0.62  
SINCE SEP 1 1.33 1.85 -0.52 0.62  
SINCE JAN 1 30.35 28.22 2.13 19.55  
 
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 3 4 -1 0  
MONTH TO DATE 17 39 -22 57  
SINCE SEP 1 17 39 -22 57  
SINCE JUL 1 19 56 -37 88  
 
COOLING  
TODAY 0 2 -2 3  
MONTH TO DATE 79 54 25 26  
SINCE SEP 1 79 54 25 26  
SINCE JAN 1 759 706 53 779    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION E (70)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 8.5  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 9:00 AM  
LOWEST 87 12:00 AM  
AVERAGE 94  
   
......................................................
 
 
THE GRAND RAPIDS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 94 1906  
MINIMUM TEMPERATURE (F) 52 35 1973  
 
SUNRISE AND SUNSET  
SEPTEMBER 17 2026.....SUNRISE 7:24 AM EDT SUNSET 7:48 PM EDT  
SEPTEMBER 18 2026.....SUNRISE 7:25 AM EDT SUNSET 7:46 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab MI Page
The Nexlab IN Page Main Text Page