643 CXUS51 KILN 011353 CLMDAY CLIMATE REPORT NATIONAL WEATHER SERVICE WILMINGTON OH 848 AM EST TUE MAR 1 2011 ................................... ...THE DAYTON CLIMATE SUMMARY FOR THE MONTH OF FEBRUARY 2011... CLIMATE NORMAL PERIOD 1971 TO 2000 CLIMATE RECORD PERIOD 1869 TO 2011 WEATHER OBSERVED NORMAL DEPART LAST YEAR'S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 73 02/25/2000 02/11/1999 LOW -28 02/13/1899 HIGHEST 63 02/28 39 24 42 02/21 02/17 LOWEST -3 02/10 23 -26 -2 02/08 AVG. MAXIMUM 39.7 38.2 1.5 31.3 AVG. MINIMUM 23.4 22.4 1.0 18.1 MEAN 31.5 30.3 1.2 24.7 DAYS MAX >= 90 0 0.0 0.0 0 DAYS MAX <= 32 8 9.2 -1.2 16 DAYS MIN <= 32 24 22.3 1.7 27 DAYS MIN <= 0 1 1.6 -0.6 1 PRECIPITATION (INCHES) TOTALS 4.55R 2.29 2.26 1.49 DAILY AVG. 0.16 0.08 0.08 0.05 DAYS >= .01 12 11.7 0.3 12 DAYS >= .10 8 5.3 2.7 5 DAYS >= .50 4 1.1 2.9 0 DAYS >= 1.00 2 0.4 1.6 0 GREATEST 24 HR. TOTAL 1.38 02/21 TO 02/21 SNOWFALL (INCHES) TOTALS 4.9 6.5 -1.6 23.0 SINCE 7/1 24.5 23.6 0.9 38.0 DAYS >= TRACE 10 MM MM 19 DAYS >= 1.0 2 2.0 0.0 6 GREATEST 24 HR TOTAL 1.3 02/25 TO 02/25 02/05 TO 02/05 DEGREE_DAYS HEATING TOTAL 929 973 -44 1122 SINCE 7/1 4437 4312 125 4491 COOLING TOTAL 0 0 0 0 SINCE 1/1 0 0 0 0 ................................................................. WIND (MPH) AVERAGE WIND SPEED 11.0 RESULTANT WIND SPEED/DIRECTION 5/235 HIGHEST WIND SPEED/DIRECTION 40/250 DATE 02/02 HIGHEST GUST SPEED/DIRECTION 46/240 DATE 02/02 SKY COVER AVERAGE RH (PERCENT) 77 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 2 MIXED PRECIP 3 HEAVY RAIN 2 RAIN 4 LIGHT RAIN 9 FREEZING RAIN 1 LT FREEZING RAIN 3 HAIL 0 HEAVY SNOW 0 SNOW 3 LIGHT SNOW 8 SLEET 6 FOG 17 FOG W/VIS <= 1/4 MILE 1 HAZE 3 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$