767  
CDUS43 KGRR 160547  
CLIMKG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
147 AM EDT FRI MAY 16 2025  
   
...............................  
 
   
..THE MUSKEGON CLIMATE SUMMARY FOR MAY 15 2025  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1896 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 88R 4:45 PM 88 1998 68 20 74  
MINIMUM 59 8:49 PM 31 1920 47 12 56  
AVERAGE 74 58 16 65  
 
PRECIPITATION (IN)  
YESTERDAY MM 1.27 2020 0.10 MM 0.00  
MONTH TO DATE 0.87 1.73 -0.86 1.66  
SINCE MAR 1 6.37 7.60 -1.23 8.03  
SINCE JAN 1 8.88 12.13 -3.25 11.84  
 
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 MAR 1 2.7 9.3 -6.6 5.8  
SINCE JUL 1 76.2 87.2 -11.0 55.5  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 8 -8 0  
MONTH TO DATE 134 155 -21 58  
SINCE MAR 1 1410 1614 -204 1154  
SINCE JUL 1 5589 6151 -562 4859  
 
COOLING  
YESTERDAY 9 1 8 0  
MONTH TO DATE 18 6 12 0  
SINCE MAR 1 18 9 9 1  
SINCE JAN 1 18 9 9 1    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION SE (150)  
HIGHEST WIND SPEED 39 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 63 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 11.4  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 2:00 AM  
LOWEST 45 5:00 PM  
AVERAGE 71  
   
......................................................  
 
THE MUSKEGON CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 85 1977  
MINIMUM TEMPERATURE (F) 48 29 1997  
 
SUNRISE AND SUNSET  
MAY 16 2025...........SUNRISE 6:20 AM EDT SUNSET 9:03 PM EDT  
MAY 17 2025...........SUNRISE 6:19 AM EDT SUNSET 9:04 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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