


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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860 CDUS43 KGRR 300625 CLIMKG CLIMATE REPORT NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN 225 AM EDT TUE SEP 30 2025 ................................... ...THE MUSKEGON CLIMATE SUMMARY FOR SEPTEMBER 29 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 83 2:51 PM 92 1953 68 15 84 MINIMUM 45 5:16 AM 31 1991 49 -4 61 AVERAGE 64 58 6 73 PRECIPITATION (IN) YESTERDAY 0.00 2.28 1906 0.11 -0.11 0.00 MONTH TO DATE 0.85 3.15 -2.30 4.89 SINCE SEP 1 0.85 3.15 -2.30 4.89 SINCE JAN 1 19.84 25.83 -5.99 28.38 SNOWFALL (IN) YESTERDAY 0.0 MM MM 0.0 0.0 0.0 MONTH TO DATE 0.0 0.0 0.0 0.0 SINCE SEP 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 YESTERDAY 1 8 -7 0 MONTH TO DATE 62 109 -47 37 SINCE SEP 1 62 109 -47 37 SINCE JUL 1 102 131 -29 51 COOLING YESTERDAY 0 1 -1 8 MONTH TO DATE 55 68 -13 103 SINCE SEP 1 55 68 -13 103 SINCE JAN 1 732 641 91 750 ................................................................... WIND (MPH) RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION W (290) HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SW (240) HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION W (270) AVERAGE WIND SPEED 1.6 SKY COVER AVERAGE SKY COVER 0.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 93 5:00 AM LOWEST 36 5:00 PM AVERAGE 65 .......................................................... THE MUSKEGON CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 68 86 1905 MINIMUM TEMPERATURE (F) 48 28 1984 SUNRISE AND SUNSET SEPTEMBER 30 2025.....SUNRISE 7:41 AM EDT SUNSET 7:27 PM EDT OCTOBER 1 2025.......SUNRISE 7:43 AM EDT SUNSET 7:26 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$