540
CDUS43 KGRR 182135
CLIMKG
CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN
535 PM EDT MON AUG 18 2025
...............................
..THE MUSKEGON CLIMATE SUMMARY FOR AUGUST 18 2025
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 84 3:50 PM 91 1947 80 4 80
MINIMUM 63 5:38 AM 43 1943 61 2 65
AVERAGE 74 71 3 73
PRECIPITATION (IN)
TODAY 0.00 0.97 1991 0.10 -0.10 0.05
MONTH TO DATE 1.35 1.78 -0.43 2.52
SINCE JUN 1 5.06 7.58 -2.52 10.00
SINCE JAN 1 16.56 21.36 -4.80 22.46
SNOWFALL (IN)
TODAY 0.0 MM MM 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE JUN 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
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 48 59 -11 33
SINCE JUL 1 0 9 -9 6
COOLING
TODAY 9 6 3 8
MONTH TO DATE 176 122 54 135
SINCE JUN 1 627 468 159 534
SINCE JAN 1 650 504 146 555
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 14 RESULTANT WIND DIRECTION E (100)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (100)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION E (100)
AVERAGE WIND SPEED 13.7
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 73 1:00 AM
LOWEST 47 3:00 PM
AVERAGE 60
......................................................
THE MUSKEGON CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 80 94 1947
MINIMUM TEMPERATURE (F) 61 45 1943
SUNRISE AND SUNSET
AUGUST 18 2025........SUNRISE 6:54 AM EDT SUNSET 8:42 PM EDT
AUGUST 19 2025........SUNRISE 6:55 AM EDT SUNSET 8:41 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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