118  
CDUS43 KGRR 010623  
CLILAN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
223 AM EDT WED OCT 01 2025  
   
...............................  
 
   
..THE LANSING CLIMATE SUMMARY FOR SEPTEMBER 30 2025  
 
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)  
YESTERDAY  
MAXIMUM 80 3:30 PM 89 1897 68 12 72  
MINIMUM 50 6:44 AM 21 1899 46 4 55  
AVERAGE 65 57 8 64  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 3.43 1981 0.10 -0.10 0.00  
MONTH TO DATE 1.73 2.81 -1.08 0.65  
SINCE SEP 1 1.73 2.81 -1.08 0.65  
SINCE JAN 1 20.62 25.81 -5.19 27.53  
 
SNOWFALL (IN)  
YESTERDAY 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  
YESTERDAY 0 9 -9 1  
MONTH TO DATE 56 140 -84 49  
SINCE SEP 1 56 140 -84 49  
SINCE JUL 1 91 170 -79 74  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 53 66 -13 86  
SINCE SEP 1 53 66 -13 86  
SINCE JAN 1 771 649 122 716    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION NE (50)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 6.0  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 5:00 AM  
LOWEST 30 2:00 PM  
AVERAGE 63  
   
......................................................  
 
THE LANSING CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 89 1897  
MINIMUM TEMPERATURE (F) 46 27 1960  
 
SUNRISE AND SUNSET  
OCTOBER 1 2025.......SUNRISE 7:36 AM EDT SUNSET 7:19 PM EDT  
OCTOBER 2 2025.......SUNRISE 7:37 AM EDT SUNSET 7:17 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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