Climatological Report (Seasonal)
Issued by NWS Grand Rapids, MI
Issued by NWS Grand Rapids, MI
000 CXUS53 KGRR 021240 CLSGRR WRKCLSGRR 000 TTAA00 GRR 011107 CLIMATE REPORT NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN 603 AM EST WED DEC 01 2021 ................................... ...THE GRAND RAPIDS CLIMATE SUMMARY FOR THE SEASON, FROM 9/1/2021 TO 11/30/2021... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1892 TO 2021 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 98 09/02/1913 09/16/1899 LOW -10 11/25/1950 HIGHEST 86 09/07 87 -1 85 09/03 LOWEST 18 11/23 16 2 22 11/14 AVG. MAXIMUM 62.3 60.6 1.7 60.7 AVG. MINIMUM 45.0 42.7 2.3 41.7 MEAN 53.7 51.6 2.1 51.2 DAYS MAX >= 90 0 0.7 -0.7 MM DAYS MAX <= 32 2 2.4 -0.4 MM DAYS MIN <= 32 20 20.2 -0.2 MM DAYS MIN <= 0 0 0.0 0.0 MM PRECIPITATION (INCHES) RECORD MAXIMUM 18.11 1911 MINIMUM 2.59 1956 TOTALS 12.00 10.55 1.45 8.01 DAILY AVG. 0.13 0.12 0.01 0.09 DAYS >= .01 40 35.6 4.4 MM DAYS >= .10 23 21.0 2.0 MM DAYS >= .50 9 6.5 2.5 MM DAYS >= 1.00 4 2.4 1.6 MM GREATEST 24 HR. TOTAL 1.66 10/24 TO 10/25 SNOWFALL (INCHES) RECORDS TOTAL 31.0 2014 24 HR TOTAL 10.4 11/03/1991 TO 11/03/1991 SNOW DEPTH 11 11/21/2000 11/07/1951 TOTALS 9.7 7.4 2.3 0.4 SINCE 7/1 9.7 7.4 2.3 MM SNOWDEPTH AVG. 0 0 DAYS >= TRACE 14 4.9 9.1 MM DAYS >= 1.0 4 2.1 1.9 MM GREATEST SNOW DEPTH 4 11/30 0 MM 24 HR TOTAL MM DEGREE DAYS HEATING TOTAL 1101 1296 -195 1274 SINCE 7/1 1101 1313 -212 MM COOLING TOTAL 93 81 12 39 SINCE 1/1 893 733 160 MM FREEZE DATES RECORD EARLIEST 09/03/1946 LATEST 06/04/1945 EARLIEST 10/24 LATEST 05/07 ................................................................ WIND (MPH) AVERAGE WIND SPEED 8.5 RESULTANT WIND SPEED/DIRECTION 2/230 HIGHEST WIND SPEED/DIRECTION 35/300 DATE 11/21 HIGHEST GUST SPEED/DIRECTION 49/300 DATE 11/21 SKY COVER POSSIBLE SUNSHINE (PERCENT) 49 AVERAGE SKY COVER 0.64 NUMBER OF DAYS FAIR 20 NUMBER OF DAYS PC 33 NUMBER OF DAYS CLOUDY 38 AVERAGE RH (PERCENT) 77 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 10 MIXED PRECIP 0 HEAVY RAIN 11 RAIN 15 LIGHT RAIN 46 FREEZING RAIN 0 LT FREEZING RAIN 1 HAIL 0 HEAVY SNOW 1 SNOW 2 LIGHT SNOW 14 SLEET 0 FOG 55 FOG W/VIS <= 1/4 MILE 6 HAZE 3 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$