Climatological Report (Seasonal)
Issued by NWS
Issued by NWS
000 CXUS53 KGRR 011811 CLSBIV WRKCLSBIV 000 TTAA00 GRR 011755 CLIMATE REPORT NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN 153 PM EDT WED SEP 01 2021 ................................... ...THE HOLLAND CLIMATE SUMMARY FOR THE SEASON, FROM 6/1/2021 TO 8/31/2021... 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 102 07/06/2012 07/21/1934 07/30/1913 LOW 29 06/11/1972 HIGHEST 92 08/24 MM MM MM 08/28 LOWEST 44 06/22 MM MM MM AVG. MAXIMUM 81.8 80.0 1.8 MM AVG. MINIMUM 62.1 59.7 2.4 MM MEAN 71.9 69.9 2.0 MM DAYS MAX >= 90 3 7.0 -4.0 MM DAYS MAX <= 32 0 0.0 0.0 MM DAYS MIN <= 32 0 0.0 0.0 MM DAYS MIN <= 0 0 0.0 0.0 MM PRECIPITATION (INCHES) RECORD MAXIMUM 21.23 1972 MINIMUM 3.02 1930 TOTALS 9.92 9.31 0.61 MM DAILY AVG. 0.11 0.10 0.01 MM DAYS >= .01 31 31.8 -0.8 MM DAYS >= .10 15 16.6 -1.6 MM DAYS >= .50 6 6.0 0.0 MM DAYS >= 1.00 4 2.0 2.0 MM GREATEST 24 HR. TOTAL 2.60 06/24 TO 06/25 STORM TOTAL 1.01 MM (MM/DD(HH)) DEGREE DAYS HEATING TOTAL 23 71 -48 MM SINCE 7/1 2 17 -15 MM COOLING TOTAL 685 520 165 MM SINCE 1/1 749 561 188 MM FREEZE DATES EARLIEST MM LATEST 05/13 ................................................................ WIND (MPH) AVERAGE WIND SPEED 6.3 RESULTANT WIND SPEED/DIRECTION 3/230 HIGHEST WIND SPEED/DIRECTION 37/250 DATE 07/29 HIGHEST GUST SPEED/DIRECTION 48/240 DATE 08/11 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.27 NUMBER OF DAYS FAIR 61 NUMBER OF DAYS PC 25 NUMBER OF DAYS CLOUDY 6 AVERAGE RH (PERCENT) 68 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 20 MIXED PRECIP 0 HEAVY RAIN 13 RAIN 12 LIGHT RAIN 34 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 46 FOG W/VIS <= 1/4 MILE 9 HAZE 27 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$