Climatological Report (Seasonal) Issued by NWS
000
CXUS53 KGRR 021245
CLSBIV
WRKCLSBIV 000
TTAA00 GRR 011107
CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN
603 AM EST WED DEC 01 2021
...................................
...THE HOLLAND CLIMATE SUMMARY FOR THE SEASON, FROM
9/1/2021 TO 11/30/2021...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1905 TO 2021
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
................................................................
TEMPERATURE (F)
RECORD
HIGH 99 09/06/1954
LOW -13 11/25/1950
HIGHEST 90 09/19 MM MM 82 09/03
LOWEST 22 11/23 MM MM 24 11/24
AVG. MAXIMUM 63.4 60.6 2.8 60.8
AVG. MINIMUM 46.3 42.9 3.4 43.2
MEAN 54.9 51.8 3.1 52.0
DAYS MAX >= 90 1 0.8 0.2 MM
DAYS MAX <= 32 1 1.7 -0.7 MM
DAYS MIN <= 32 19 16.0 3.0 MM
DAYS MIN <= 0 0 0.0 0.0 MM
PRECIPITATION (INCHES)
RECORD
MAXIMUM 17.02 2019
MINIMUM 2.80 1956
TOTALS 9.21 10.37 -1.16 8.82
DAILY AVG. 0.10 0.11 -0.01 0.10
DAYS >= .01 45 37.8 7.2 MM
DAYS >= .10 20 20.7 -0.7 MM
DAYS >= .50 6 6.4 -0.4 MM
DAYS >= 1.00 0 2.2 -2.2 MM
GREATEST
24 HR. TOTAL 1.81 10/24 TO 10/25
STORM TOTAL 0.91 0.89
(MM/DD(HH)) MM
DEGREE DAYS
HEATING TOTAL 1016 1272 -256 1194
SINCE 7/1 1018 1296 -278 MM
COOLING TOTAL 126 70 56 31
SINCE 1/1 875 631 244 MM
FREEZE DATES
EARLIEST 10/24
LATEST 05/13
................................................................
WIND (MPH)
AVERAGE WIND SPEED 7.4
RESULTANT WIND SPEED/DIRECTION 2/230
HIGHEST WIND SPEED/DIRECTION 31/260 DATE 09/14
31/MM 11/11
31/MM 11/21
HIGHEST GUST SPEED/DIRECTION 53/330 DATE 11/21
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.49
NUMBER OF DAYS FAIR 37
NUMBER OF DAYS PC 25
NUMBER OF DAYS CLOUDY 29
AVERAGE RH (PERCENT) 73
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 8 MIXED PRECIP 0
HEAVY RAIN 8 RAIN 19
LIGHT RAIN 43 FREEZING RAIN 0
LT FREEZING RAIN 1 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 12 SLEET 0
FOG 50 FOG W/VIS <= 1/4 MILE 7
HAZE 4
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$