Climatological Report (Monthly)
Issued by NWS Wilmington, OH

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000 CXUS51 KILN 011345 CLMDAY CLIMATE REPORT NATIONAL WEATHER SERVICE WILMINGTON OH 845 AM EST SUN JAN 1 2017 ................................... ...THE DAYTON CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2016... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1869 TO 2016 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 72 12/06/1998 12/02/1982 LOW -20 12/22/1989 HIGHEST 66 12/26 39 27 69 12/12 LOWEST 1 12/15 24 -23 22 12/20 AVG. MAXIMUM 36.6 38.1 -1.5 51.3 AVG. MINIMUM 24.0 24.3 -0.3 36.1 MEAN 30.3 31.2 -0.9 43.7 DAYS MAX >= 90 0 0.0 0.0 0 DAYS MAX <= 32 9 9.6 -0.6 2 DAYS MIN <= 32 26 23.6 2.4 12 DAYS MIN <= 0 0 0.9 -0.9 0 PRECIPITATION (INCHES) TOTALS 2.99 3.12 -0.13 4.39 DAILY AVG. 0.10 0.10 0.00 0.14 DAYS >= .01 12 12.4 -0.4 10 DAYS >= .10 7 6.5 0.5 7 DAYS >= .50 2 2.1 -0.1 3 DAYS >= 1.00 1 0.6 0.4 2 GREATEST 24 HR. TOTAL 1.05 12/16 TO 12/17 12/28 TO 12/28 12/28 TO 12/29 12/29 TO 12/29 STORM TOTAL MM MM (MM/DD(HH)) MM 12/28(00) TO 12/28(00) 12/29(00) TO 12/29(00)9 12/29(00) TO 12/29(00)9 SNOWFALL (INCHES) TOTALS 4.1 4.5 -0.4 0.2 SINCE 7/1 4.1 5.5 -1.4 0.2 DAYS >= TRACE 9 4.6 4.4 3 DAYS >= 1.0 1 1.2 -0.2 0 GREATEST 24 HR TOTAL 3.3 12/13 TO 12/13 12/28 TO 12/28 12/29 TO 12/29 12/29 TO 12/29 STORM TOTAL MM MM (MM/DD(HH)) MM 12/28(00) TO 12/28(00) 12/29(00) TO 12/29(00)9 12/29(00) TO 12/29(00)9 DEGREE_DAYS HEATING TOTAL 1068 1048 20 653 SINCE 7/1 1841 2159 -318 1489 COOLING TOTAL 0 0 0 0 SINCE 1/1 1247 891 356 1078 .......................................................... WIND (MPH) AVERAGE WIND SPEED 11.0 RESULTANT WIND SPEED/DIRECTION 6/243 HIGHEST WIND SPEED/DIRECTION 38/280 DATE 12/29 HIGHEST GUST SPEED/DIRECTION 47/290 DATE 12/29 SKY COVER AVERAGE SKY COVER 0.80 AVERAGE RH (PERCENT) 77 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 0 MIXED PRECIP 0 HEAVY RAIN 2 RAIN 5 LIGHT RAIN 16 FREEZING RAIN 0 LT FREEZING RAIN 3 HAIL 0 HEAVY SNOW 1 SNOW 1 LIGHT SNOW 8 SLEET 1 FOG 23 FOG W/VIS <= 1/4 MILE 2 HAZE 6 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$

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