728  
CDUS43 KGRR 112207  
CLILAN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
607 PM EDT THU SEP 11 2025  
   
...............................  
 
   
..THE LANSING CLIMATE SUMMARY FOR SEPTEMBER 11 2025  
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1864 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 78 4:34 PM 95 1874 76 2 84  
MINIMUM 52 6:03 AM 32 1870 53 -1 56  
1898  
AVERAGE 65 64 1 70  
 
PRECIPITATION (IN)  
TODAY 0.00 1.72 1947 0.09 -0.09 0.00  
MONTH TO DATE 1.05 1.00 0.05 0.15  
SINCE SEP 1 1.05 1.00 0.05 0.15  
SINCE JAN 1 19.94 24.00 -4.06 27.03  
 
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 0 3 -3 0  
MONTH TO DATE 55 26 29 37  
SINCE SEP 1 55 26 29 37  
SINCE JUL 1 90 56 34 62  
 
COOLING  
TODAY 0 3 -3 5  
MONTH TO DATE 3 37 -34 15  
SINCE SEP 1 3 37 -34 15  
SINCE JAN 1 721 620 101 645    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION NE (40)  
HIGHEST WIND SPEED 7 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED 1.4  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 6:00 AM  
LOWEST 37 4:00 PM  
AVERAGE 69  
   
......................................................  
 
THE LANSING CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 94 1874  
MINIMUM TEMPERATURE (F) 53 25 1864  
 
SUNRISE AND SUNSET  
SEPTEMBER 11 2025.....SUNRISE 7:14 AM EDT SUNSET 7:55 PM EDT  
SEPTEMBER 12 2025.....SUNRISE 7:15 AM EDT SUNSET 7:53 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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