Climatological Report (Seasonal)
Issued by NWS
Issued by NWS
000 CXUS53 KGRR 011653 CLSAZO WRKCLSAZO 000 TTAA00 GRR 011636 CLIMATE REPORT NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN 1124 AM EST MON MAR 01 2021 ................................... ...THE KALAMAZOO CLIMATE SUMMARY FOR THE SEASON, FROM 12/1/2020 TO 2/28/2021... CLIMATE NORMAL PERIOD: 1981 TO 2010 CLIMATE RECORD PERIOD: 1887 TO 2021 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 71 02/11/1999 LOW -22 02/05/1918 02/10/1912 HIGHEST 59 02/28 MM MM MM LOWEST -10 02/17 MM MM MM AVG. MAXIMUM 34.3 33.3 1.0 MM AVG. MINIMUM 21.4 20.2 1.2 MM MEAN 27.9 26.7 1.2 MM DAYS MAX >= 90 0 0.0 0.0 MM DAYS MAX <= 32 36 43.0 -7.0 MM DAYS MIN <= 32 82 77.5 4.5 MM DAYS MIN <= 0 2 3.6 -1.6 MM PRECIPITATION (INCHES) RECORD MAXIMUM 11.57 1985 TOTALS 3.35 5.22 -1.87 MM DAILY AVG. 0.04 0.06 -0.02 MM DAYS >= .01 30 MM MM MM DAYS >= .10 9 MM MM MM DAYS >= .50 2 MM MM MM DAYS >= 1.00 1 MM MM MM GREATEST 24 HR. TOTAL 1.24 12/11 TO 12/12 STORM TOTAL MM MM (MM/DD(HH)) DEGREE DAYS HEATING TOTAL 3300 3446 -146 MM SINCE 7/1 4500 4774 -274 MM COOLING TOTAL 0 0 0 MM SINCE 1/1 0 0 0 MM FREEZE DATES EARLIEST 10/16 LATEST 05/12 ................................................................ WIND (MPH) AVERAGE WIND SPEED 7.9 RESULTANT WIND SPEED/DIRECTION 3/260 HIGHEST WIND SPEED/DIRECTION 31/240 DATE 02/05 HIGHEST GUST SPEED/DIRECTION 43/260 DATE 02/05 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.68 NUMBER OF DAYS FAIR 18 NUMBER OF DAYS PC 23 NUMBER OF DAYS CLOUDY 49 AVERAGE RH (PERCENT) 70 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 0 MIXED PRECIP 0 HEAVY RAIN 1 RAIN 3 LIGHT RAIN 18 FREEZING RAIN 2 LT FREEZING RAIN 5 HAIL 0 HEAVY SNOW 2 SNOW 10 LIGHT SNOW 41 SLEET 0 FOG 49 FOG W/VIS <= 1/4 MILE 8 HAZE 53 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$