151  
CDUS43 KGRR 202127  
CLILAN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
527 PM EDT TUE MAY 20 2025  
   
...............................  
 
   
..THE LANSING CLIMATE SUMMARY FOR MAY 20 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 55 2:52 PM 93 1977 71 -16 80  
MINIMUM 38 4:48 AM 25 1895 49 -11 57  
AVERAGE 47 60 -13 69  
 
PRECIPITATION (IN)  
TODAY 0.02 1.94 1996 0.11 -0.09 0.26  
MONTH TO DATE 3.33 2.36 0.97 2.17  
SINCE MAR 1 9.03 7.75 1.28 7.97  
SINCE JAN 1 11.12 11.52 -0.40 12.33  
 
SNOWFALL (IN)  
TODAY 0.0 T 2002 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 0.2 7.6 -7.4 5.9  
SINCE JUL 1 37.7 50.2 -12.5 30.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 18 7 11 0  
MONTH TO DATE 167 186 -19 94  
SINCE MAR 1 1405 1655 -250 1275  
SINCE JUL 1 5090 6506 -1416 5413  
 
COOLING  
TODAY 0 2 -2 4  
MONTH TO DATE 15 16 -1 25  
SINCE MAR 1 16 21 -5 26  
SINCE JAN 1 16 21 -5 26    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 12 RESULTANT WIND DIRECTION E (80)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 12.4  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
RAIN  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 73 7:00 AM  
LOWEST 54 3:00 PM  
AVERAGE 64  
   
......................................................  
 
THE LANSING CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 94 1977  
MINIMUM TEMPERATURE (F) 49 27 1869  
 
SUNRISE AND SUNSET  
MAY 20 2025...........SUNRISE 6:11 AM EDT SUNSET 9:00 PM EDT  
MAY 21 2025...........SUNRISE 6:10 AM EDT SUNSET 9:01 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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