401
CDUS43 KGRR 212140
CLIMKG
CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN
540 PM EDT THU AUG 21 2025
...............................
..THE MUSKEGON CLIMATE SUMMARY FOR AUGUST 21 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 80 12:45 PM 92 1955 80 0 74
MINIMUM 60 5:35 AM 42 2004 61 -1 50
AVERAGE 70 70 0 62
PRECIPITATION (IN)
TODAY 0.00 1.33 2013 0.10 -0.10 0.00
MONTH TO DATE 3.60 2.08 1.52 2.52
SINCE JUN 1 7.31 7.88 -0.57 10.00
SINCE JAN 1 18.81 21.66 -2.85 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 3
MONTH TO DATE 0 0 0 5
SINCE JUN 1 48 59 -11 38
SINCE JUL 1 0 9 -9 11
COOLING
TODAY 5 6 -1 0
MONTH TO DATE 193 140 53 138
SINCE JUN 1 644 486 158 537
SINCE JAN 1 667 522 145 558
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION NE (40)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION E (70)
AVERAGE WIND SPEED 6.4
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 5:00 AM
LOWEST 54 1:00 PM
AVERAGE 75
......................................................
THE MUSKEGON CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 80 92 1947
MINIMUM TEMPERATURE (F) 61 42 1907
SUNRISE AND SUNSET
AUGUST 21 2025........SUNRISE 6:57 AM EDT SUNSET 8:38 PM EDT
AUGUST 22 2025........SUNRISE 6:59 AM EDT SUNSET 8:36 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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