Issued by NWS Grand Rapids, MI
Versions: 1
000 CXUS53 KGRR 191718 CLSGRR CLIMATE REPORT NATIONAL WEATHER SERVICE GRAND RAPIDS, MI 1151 AM EDT FRI SEP 19 2008 ................................... ...THE GRAND RAPIDS MI CLIMATE SUMMARY FOR THE SEASON, FROM 6/1/2008 TO 8/31/2008... CLIMATE NORMAL PERIOD 1971 TO 2000 CLIMATE RECORD PERIOD 1892 TO 2008 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 90 08/23 MM MM 97 07/31 06/06 LOWEST 49 08/26 MM MM 42 06/06 AVG. MAXIMUM 81.1 80.1 1.0 82.9 AVG. MINIMUM 60.1 58.4 1.7 61.2 MEAN 70.6 69.3 1.3 72.0 DAYS MAX >= 90 2 MM MM 19 DAYS MAX <= 32 0 MM MM 0 DAYS MIN <= 32 0 MM MM 0 DAYS MIN <= 0 0 MM MM 0 PRECIPITATION (INCHES) RECORD MAXIMUM 22.63 1994 MINIMUM 3.08 1894 TOTALS 12.13 11.01 1.12 10.73 DAILY AVG. 0.13 0.12 0.01 0.12 DAYS >= .01 28 MM MM 32 DAYS >= .10 21 MM MM 21 DAYS >= .50 6 MM MM 6 DAYS >= 1.00 3 MM MM 2 GREATEST 24 HR. TOTAL 3.36 07/01 TO 07/02 SNOWFALL (INCHES) RECORDS TOTAL MM MM TOTALS 0.0 0.0 0.0 0.0 SINCE 7/1 0.0 SNOWDEPTH AVG. 0 MM MM 0 DAYS >= 1.0 0 0.0 0.0 GREATEST SNOW DEPTH 0 MM 0 MM 24 HR TOTAL 0.0 MM DEGREE_DAYS HEATING TOTAL 24 92 -68 38 SINCE 7/1 4 34 -30 13 COOLING TOTAL 558 506 52 712 SINCE 1/1 569 552 17 791 FREEZE DATES EARLIEST 10/13 LATEST 05/02 ................................................................. WIND (MPH) AVERAGE WIND SPEED 7.9 HIGHEST WIND SPEED/DIRECTION 41/270 DATE 06/08 HIGHEST GUST SPEED/DIRECTION 55/280 DATE 06/08 SKY COVER POSSIBLE SUNSHINE (PERCENT) 64 NUMBER OF DAYS FAIR 29 NUMBER OF DAYS PC 54 NUMBER OF DAYS CLOUDY 9 AVERAGE RH (PERCENT) 66 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 17 MIXED PRECIP 0 HEAVY RAIN 14 RAIN 19 LIGHT RAIN 30 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 4 HAZE 25 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$