512  
CDUS43 KGRR 212126  
CLILAN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
526 PM EDT WED MAY 21 2025  
   
...............................  
 
   
..THE LANSING CLIMATE SUMMARY FOR MAY 21 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 50 3:59 PM 94 1977 71 -21 85  
MINIMUM 47 5:44 AM 27 1869 49 -2 60  
AVERAGE 49 60 -11 73  
 
PRECIPITATION (IN)  
TODAY 0.26 1.44 2004 0.12 0.14 T  
MONTH TO DATE 4.14 2.48 1.66 2.17  
SINCE MAR 1 9.84 7.87 1.97 7.97  
SINCE JAN 1 11.93 11.64 0.29 12.33  
 
SNOWFALL (IN)  
TODAY 0.0 T 1953 0.0 0.0 0.0  
2004  
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 16 6 10 0  
MONTH TO DATE 183 192 -9 94  
SINCE MAR 1 1421 1661 -240 1275  
SINCE JUL 1 5106 6512 -1406 5413  
 
COOLING  
TODAY 0 2 -2 8  
MONTH TO DATE 15 18 -3 33  
SINCE MAR 1 16 23 -7 34  
SINCE JAN 1 16 23 -7 34    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION NE (50)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 9.1  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 9:00 AM  
LOWEST 89 2:00 PM  
AVERAGE 93  
   
......................................................  
 
THE LANSING CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 90 1964  
MINIMUM TEMPERATURE (F) 50 27 1866  
 
SUNRISE AND SUNSET  
MAY 21 2025...........SUNRISE 6:10 AM EDT SUNSET 9:01 PM EDT  
MAY 22 2025...........SUNRISE 6:09 AM EDT SUNSET 9:02 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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