Climatological Report (Seasonal) Issued by NWS
069
CXUS53 KGRR 031331
CLSBIV
WRKCLSBIV 000
TTAA00 GRR 021842
CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN
121 PM EST WED DEC 02 2020
...................................
...THE HOLLAND CLIMATE SUMMARY FOR THE SEASON, FROM
9/1/2020 TO 11/30/2020...
CLIMATE NORMAL PERIOD: 1981 TO 2010
CLIMATE RECORD PERIOD: 1905 TO 2020
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
................................................................
TEMPERATURE (F)
HIGHEST 82 09/03 MM MM 88 09/11
LOWEST 24 11/24 MM MM 14 11/13
AVG. MAXIMUM 60.8 61.3 -0.5 58.0
AVG. MINIMUM 43.2 43.8 -0.6 44.3
MEAN 52.0 52.5 -0.5 51.2
DAYS MAX >= 90 0 0.3 -0.3 0
DAYS MAX <= 32 0 1.1 -1.1 4
DAYS MIN <= 32 13 13.0 0.0 17
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
TOTALS 8.82 10.95 -2.13 17.02
DAILY AVG. 0.09 0.12 -0.03 0.19
DAYS >= .01 23 MM MM 45
DAYS >= .10 15 MM MM 26
DAYS >= .50 3 MM MM 11
DAYS >= 1.00 0 MM MM 7
GREATEST
24 HR. TOTAL 0.89 09/08 TO 09/08
DEGREE DAYS
HEATING TOTAL 1194 1207 -13 1353
SINCE 7/1 1202 1222 -20 1362
COOLING TOTAL 31 74 -43 117
SINCE 1/1 772 693 79 689
FREEZE DATES
EARLIEST 10/16
LATEST 05/09
................................................................
WIND (MPH)
AVERAGE WIND SPEED 8.8
RESULTANT WIND SPEED/DIRECTION 4/230
HIGHEST WIND SPEED/DIRECTION 39/260 DATE 11/15
HIGHEST GUST SPEED/DIRECTION 56/260 DATE 11/15
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.45
NUMBER OF DAYS FAIR 25
NUMBER OF DAYS PC 15
NUMBER OF DAYS CLOUDY 21
AVERAGE RH (PERCENT) 68
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 6 MIXED PRECIP 0
HEAVY RAIN 13 RAIN 19
LIGHT RAIN 39 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 5 SLEET 0
FOG 33 FOG W/VIS <= 1/4 MILE 1
HAZE 2
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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