Climatological Report (Annual) Issued by NWS
000
CXUS53 KGRR 030122
CLAMKG
WRKCLAMKG 000
TTAA00 GRR 030110
CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN
757 PM EST SUN JAN 02 2022
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...THE MUSKEGON CLIMATE SUMMARY FOR THE YEAR OF 2021...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1896 TO 2022
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
................................................................
TEMPERATURE (F)
RECORD
HIGH 99 07/06/2012
08/03/1964
07/30/1913
LOW -30 02/11/1899
HIGHEST 90 08/24 MM MM 97 06/09
LOWEST -9 02/17 MM MM 9 02/15
AVG. MAXIMUM 59.7 57.9 1.8 59.0
AVG. MINIMUM 42.4 40.9 1.5 42.5
MEAN 51.1 49.4 1.7 50.7
DAYS MAX >= 90 1 3.4 -2.4 14
DAYS MAX <= 32 31 46.1 -15.1 15
DAYS MIN <= 32 120 130.2 -10.2 83
DAYS MIN <= 0 2 2.5 -0.5 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 47.97 2019
MINIMUM 16.57 1930
TOTALS 30.92 35.08 -4.16 36.30
DAILY AVG. 0.08 0.10 -0.02 0.10
DAYS >= .01 141 142.5 -1.5 20
DAYS >= .10 69 76.1 -7.1 9
DAYS >= .50 13 21.0 -8.0 3
DAYS >= 1.00 7 6.6 0.4 1
GREATEST
24 HR. TOTAL 2.24
SNOWFALL (INCHES)
RECORDS
TOTAL 182.2 1962
24 HR TOTAL 22.0 MM
SNOW DEPTH 34 12/20/1963
TOTALS 40.6 87.2 -46.6 39.6
SINCE 7/1 9.8 28.8 -19.0 MM
SNOWDEPTH AVG. 1 2
DAYS >= TRACE 72 48.1 23.9 16
DAYS >= 1.0 16 26.6 -10.6 5
GREATEST
SNOW DEPTH 16 02/22 8 02/15
02/15
24 HR TOTAL 11.7 01/26 TO 01/26
DEGREE DAYS
HEATING TOTAL 5774 6297 -523 5948
SINCE 7/1 1877 2300 -423 MM
COOLING TOTAL 841 650 191 832
SINCE 1/1 841 650 191 MM
FREEZE DATES
RECORD
EARLIEST 09/22/1976
LATEST 06/22/1992
EARLIEST 10/27
LATEST 05/13
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WIND (MPH)
AVERAGE WIND SPEED 8.7
RESULTANT WIND SPEED/DIRECTION 2/230
HIGHEST WIND SPEED/DIRECTION 39/220 DATE 12/11
HIGHEST GUST SPEED/DIRECTION 63/190 DATE 12/16
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.62
NUMBER OF DAYS FAIR 80
NUMBER OF DAYS PC 149
NUMBER OF DAYS CLOUDY 136
AVERAGE RH (PERCENT) 68
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 36 MIXED PRECIP 0
HEAVY RAIN 28 RAIN 40
LIGHT RAIN 140 FREEZING RAIN 0
LT FREEZING RAIN 5 HAIL 0
HEAVY SNOW 2 SNOW 14
LIGHT SNOW 68 SLEET 0
FOG 158 FOG W/VIS <= 1/4 MILE 16
HAZE 68
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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