473 CXUS52 KRAH 011338 CLMRDU CLIMATE REPORT NATIONAL WEATHER SERVICE RALEIGH NC 940 AM EDT WED MAY 1 2013 ................................... ...THE RALEIGH-DURHAM INTL AIRPORT CLIMATE SUMMARY FOR THE MONTH OF APRIL 2013... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1887 TO 2013 WEATHER OBSERVED NORMAL DEPART LAST YEAR'S VALUE DATE(S) VALUE FROM VALUE NORMAL ............................................................. TEMPERATURE (F) RECORD HIGH 95 04/23/1980 04/18/1896 LOW 23 04/10/1985 04/09/1972 HIGHEST 85 04/10 86 LOWEST 35 04/22 32 04/02 AVG. MAXIMUM 71.0 72.4 -1.4 71.4 AVG. MINIMUM 49.9 48.0 1.9 48.1 MEAN 60.5 60.2 0.3 59.8 DAYS MAX >= 90 0 0 DAYS MAX <= 32 0 0 DAYS MIN <= 32 0 1 DAYS MIN <= 0 0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 6.10 1978 TOTALS 4.38 2.92 1.46 2.63 DAYS >= .01 11 DAYS >= .10 6 DAYS >= .50 5 DAYS >= 1.00 1 GREATEST 24 HR. TOTAL 1.83 04/28 TO 04/29 SNOWFALL (INCHES) RECORDS TOTAL 10.0 1915 TOTALS TR 0.1 -0.1 0.0 SINCE 7/1 1.7 SNOWDEPTH AVG. 0 DAYS >= TRACE 1 DAYS >= 1.0 0 0.0 0.0 0 DEGREE_DAYS HEATING TOTAL 175 193 -18 192 SINCE 7/1 3236 3189 47 2518 COOLING TOTAL 48 49 -1 41 SINCE 1/1 50 61 -11 .............................................................. WIND (MPH) AVERAGE WIND SPEED 6.8 HIGHEST WIND SPEED/DIRECTION 47/220 DATE 04/19 HIGHEST GUST SPEED/DIRECTION 59/220 DATE 04/19 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.60 NUMBER OF DAYS FAIR 5 NUMBER OF DAYS PC 18 NUMBER OF DAYS CLOUDY 7 AVERAGE RH (PERCENT) 65 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 1 MIXED PRECIP 0 HEAVY RAIN 2 RAIN 5 LIGHT RAIN 13 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 1 FOG 13 FOG W/VIS <= 1/4 MILE 3 HAZE 1 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$ DJF