Climatological Report (Annual) Issued by NWS Grand Rapids, MI
000
CXUS53 KGRR 030111
CLAGRR
WRKCLAGRR 000
TTAA00 GRR 030110
CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN
757 PM EST SUN JAN 02 2022
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...THE GRAND RAPIDS CLIMATE SUMMARY FOR THE YEAR OF 2021...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1892 TO 2022
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
................................................................
TEMPERATURE (F)
RECORD
HIGH 108 07/13/1936
LOW -24 02/14/1899
02/13/1899
HIGHEST 92 08/24 93 -1 94 07/03
08/28
08/29
07/07
LOWEST -12 02/17 -6 -6 4 02/14
02/15
AVG. MAXIMUM 59.9 58.2 1.7 59.1
AVG. MINIMUM 41.7 40.5 1.2 41.2
MEAN 50.8 49.3 1.5 50.1
DAYS MAX >= 90 7 9.9 -2.9 17
DAYS MAX <= 32 36 50.5 -14.5 15
DAYS MIN <= 32 133 133.1 -0.1 93
DAYS MIN <= 0 2 4.4 -2.4 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 51.37 2019
MINIMUM 20.92 1930
TOTALS 38.04 39.40 -1.36 37.44
DAILY AVG. 0.10 0.11 -0.01 0.10
DAYS >= .01 149 148.7 0.3 33
DAYS >= .10 74 81.1 -7.1 19
DAYS >= .50 20 23.5 -3.5 4
DAYS >= 1.00 10 8.3 1.7 1
GREATEST
24 HR. TOTAL 3.48
SNOWFALL (INCHES)
RECORDS
TOTAL 143.7 2008
24 HR TOTAL 16.1 01/26/2007 TO 01/26/1978
SNOW DEPTH 27 01/27/1978
TOTALS 60.6 77.6 -17.0 37.7
SINCE 7/1 19.8 28.2 -8.4 MM
SNOWDEPTH AVG. 1 1
DAYS >= TRACE 78 50.9 27.1 21
DAYS >= 1.0 23 23.5 -0.5 3
GREATEST
SNOW DEPTH 14 02/16 6 01/21
01/19
01/20
DEGREE DAYS
HEATING TOTAL 5932 6408 -476 6146
SINCE 7/1 2039 2387 -348 MM
COOLING TOTAL 893 732 161 832
SINCE 1/1 893 733 160 MM
FREEZE DATES
RECORD
EARLIEST 09/03/1946
LATEST 06/04/1945
EARLIEST 10/24
LATEST 05/07
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WIND (MPH)
AVERAGE WIND SPEED 8.8
RESULTANT WIND SPEED/DIRECTION 2/240
HIGHEST WIND SPEED/DIRECTION 46/260 DATE 08/10
HIGHEST GUST SPEED/DIRECTION 62/260 DATE 08/10
SKY COVER
POSSIBLE SUNSHINE (PERCENT) 50
AVERAGE SKY COVER 0.63
NUMBER OF DAYS FAIR 71
NUMBER OF DAYS PC 155
NUMBER OF DAYS CLOUDY 139
AVERAGE RH (PERCENT) 73
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 40 MIXED PRECIP 0
HEAVY RAIN 30 RAIN 45
LIGHT RAIN 138 FREEZING RAIN 0
LT FREEZING RAIN 11 HAIL 0
HEAVY SNOW 7 SNOW 16
LIGHT SNOW 73 SLEET 4
FOG 198 FOG W/VIS <= 1/4 MILE 21
HAZE 53
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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