793  
CDUS43 KGRR 250525  
CLILAN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI  
123 AM EDT MON SEP 25 2017  
 
   
...............................
 
 
   
..THE LANSING MI CLIMATE SUMMARY FOR SEPTEMBER 24 2017
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1864 TO 2017  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 92R 325 PM 90 1891 69 23 69  
MINIMUM 62 627 AM 26 1976 48 14 51  
AVERAGE 77 59 18 60  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.33 1865 0.12 -0.12 0.00  
MONTH TO DATE 0.79 2.82 -2.03 1.48  
SINCE SEP 1 0.79 2.82 -2.03 1.48  
SINCE JAN 1 26.09 23.91 2.18 24.96  
 
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 7 -7 5  
MONTH TO DATE 76 100 -24 15  
SINCE SEP 1 76 100 -24 15  
SINCE JUL 1 105 135 -30 18  
 
COOLING  
YESTERDAY 12 1 11 0  
MONTH TO DATE 103 56 47 89  
SINCE SEP 1 103 56 47 89  
SINCE JAN 1 737 613 124 855    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION SE (140)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 4.7  
 
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 600 AM  
LOWEST 30 300 PM  
AVERAGE 57  
   
......................................................
 
 
 
THE LANSING MI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 91 1920  
1900  
MINIMUM TEMPERATURE (F) 47 23 1863  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 25 2017.....SUNRISE 729 AM EDT SUNSET 730 PM EDT  
SEPTEMBER 26 2017.....SUNRISE 730 AM EDT SUNSET 728 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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