Climatological Report (Seasonal) Issued by NWS Grand Rapids, MI
159
CXUS53 KGRR 011724
CLSGRR
WRKCLMGRR 000
TTAA00 KGRR 011723
CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
1258 PM EDT MON JUN 1 2020
...................................
...THE GRAND RAPIDS MI (ASOS) CLIMATE SUMMARY FOR THE SEASON, FROM
3/1/2020 TO 5/31/2020...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1892 TO 2020
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
................................................................
TEMPERATURE (F)
RECORD
HIGH 95 05/31/1934
LOW -13 03/08/1943
HIGHEST 90 05/26 85 5 79 05/31
LOWEST 17 03/07 6 11 8 03/08
AVG. MAXIMUM 56.0 57.4 -1.4 54.9
AVG. MINIMUM 36.9 37.5 -0.6 36.4
MEAN 46.5 47.4 -0.9 45.6
DAYS MAX >= 90 1 0.3 0.7 0
DAYS MAX <= 32 0 4.3 -4.3 5
DAYS MIN <= 32 37 31.0 6.0 31
DAYS MIN <= 0 0 0.1 -0.1 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 16.37 1976
MINIMUM 3.72 1936
TOTALS 11.58 9.70 1.88 12.24
DAILY AVG. 0.13 0.11 0.02 0.13
DAYS >= .01 44 35.7 8.3 47
DAYS >= .10 21 20.5 0.5 30
DAYS >= .50 8 5.5 2.5 7
DAYS >= 1.00 3 1.8 1.2 2
GREATEST
24 HR. TOTAL 1.62 05/17 TO 05/17
SNOWFALL (INCHES)
RECORDS
TOTAL 41.4 1965
24 HR TOTAL 13.6 03/02/2002 TO 03/02/2002
SNOW DEPTH 20 03/02/2014
TOTALS 5.0 10.1 -5.1 12.8
SINCE 7/1 53.5 74.9 -21.4 81.3
SNOWDEPTH AVG. 0 MM MM 1
DAYS >= TRACE 20 8.5 11.5 20
DAYS >= 1.0 2 2.7 -0.7 4
GREATEST
SNOW DEPTH 3 03/23 6 03/08
03/06
03/07
24 HR TOTAL 2.1 03/23 TO 03/23
DEGREE_DAYS
HEATING TOTAL 1723 1664 59 1769
SINCE 7/1 MM 6440 MM MM
COOLING TOTAL 50 46 4 6
SINCE 1/1 50 47 3 6
FREEZE DATES
RECORD
EARLIEST 09/03/1946
LATEST 06/04/1945
EARLIEST 10/13
LATEST 05/02
.................................................................
WIND (MPH)
AVERAGE WIND SPEED 9.8
RESULTANT WIND SPEED/DIRECTION 1/259
HIGHEST WIND SPEED/DIRECTION 40/220 DATE 03/29
HIGHEST GUST SPEED/DIRECTION 57/230 DATE 03/29
SKY COVER
POSSIBLE SUNSHINE (PERCENT) 52
AVERAGE SKY COVER 0.70
NUMBER OF DAYS FAIR 12
NUMBER OF DAYS PC 44
NUMBER OF DAYS CLOUDY 36
AVERAGE RH (PERCENT) 68
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 8 MIXED PRECIP 0
HEAVY RAIN 10 RAIN 16
LIGHT RAIN 45 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 1
HEAVY SNOW 0 SNOW 5
LIGHT SNOW 18 SLEET 0
FOG 45 FOG W/VIS <= 1/4 MILE 4
HAZE 18 BLOWING SNOW 0
TORNADO 0
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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