Climatological Report (Seasonal) Issued by NWS Grand Rapids, MI
000
CXUS53 KGRR 011547
CLSGRR
CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
1107 AM EDT TUE SEP 1 2020
...................................
...THE GRAND RAPIDS MI (ASOS) CLIMATE SUMMARY FOR THE SEASON, FROM
6/1/2020 TO 8/31/2020...
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 108 07/13/1936
LOW 32 06/04/1945
HIGHEST 94 07/07 93 1 92 07/20
07/03
LOWEST 42 06/14 41 1 40 06/03
06/01
AVG. MAXIMUM 83.6 80.8 2.8 81.2
AVG. MINIMUM 61.2 60.3 0.9 60.8
MEAN 72.4 70.6 1.8 71.0
DAYS MAX >= 90 16 7.8 8.2 7
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 0 0.0 0.0 0
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 22.63 1994
MINIMUM 3.18 1918
TOTALS 10.19 11.14 -0.95 11.69
DAILY AVG. 0.11 0.12 -0.01 0.13
DAYS >= .01 27 29.4 -2.4 36
DAYS >= .10 14 18.2 -4.2 22
DAYS >= .50 9 7.6 1.4 11
DAYS >= 1.00 5 3.0 2.0 2
GREATEST
24 HR. TOTAL 1.21 08/28 TO 08/28
SNOWFALL (INCHES)
RECORDS
TOTAL 0.0 MM
24 HR TOTAL 0.0 MM
SNOW DEPTH 0 MM
TOTALS 0.0 0.0 0.0 0.0
SINCE 7/1 0.0 0.0 0.0 0.0
SNOWDEPTH AVG. 0 MM MM 0
DAYS >= TRACE 0 0.0 0.0 0
DAYS >= 1.0 0 0.0 0.0 0
GREATEST
SNOW DEPTH 0 MM 0 MM
24 HR TOTAL 0.0 08/31 TO 08/31
DEGREE_DAYS
HEATING TOTAL 31 65 -34 57
SINCE 7/1 2 20 -18 8
COOLING TOTAL 743 578 165 636
SINCE 1/1 793 625 168 642
FREEZE DATES
RECORD
EARLIEST 09/03/1946
LATEST 06/04/1945
EARLIEST 10/13
LATEST 05/02
.................................................................
WIND (MPH)
AVERAGE WIND SPEED 7.3
RESULTANT WIND SPEED/DIRECTION 2/251
HIGHEST WIND SPEED/DIRECTION 37/280 DATE 06/02
HIGHEST GUST SPEED/DIRECTION 56/270 DATE 06/02
SKY COVER
POSSIBLE SUNSHINE (PERCENT) 77
AVERAGE SKY COVER 0.50
NUMBER OF DAYS FAIR 29
NUMBER OF DAYS PC 57
NUMBER OF DAYS CLOUDY 6
AVERAGE RH (PERCENT) 69
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 16 MIXED PRECIP 0
HEAVY RAIN 16 RAIN 16
LIGHT RAIN 34 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 43 FOG W/VIS <= 1/4 MILE 1
HAZE 8 BLOWING SNOW 0
TORNADO 0
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$