000 CDUS41 KLWX 140547 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 1237 AM EST WED DEC 14 2005 ................................... ...THE WASHINGTON DULLES CLIMATE SUMMARY FOR DECEMBER 13 2005... CLIMATE NORMAL PERIOD 1971 TO 2000 CLIMATE RECORD PERIOD 1962 TO 2005 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 31 234 PM 71 1984 47 -16 47 MINIMUM 18 1159 PM 7 1988 26 -8 33 AVERAGE 25 37 -12 40 PRECIPITATION (IN) YESTERDAY 0.00 1.47 1996 0.10 -0.10 T MONTH TO DATE 0.96 1.30 -0.34 1.69 SINCE DEC 1 0.96 1.30 -0.34 1.69 SINCE JAN 1 42.59 40.03 2.56 37.39 SNOWFALL (IN) YESTERDAY 0.0 8.8 1966 0.1 -0.1 0.0 MONTH TO DATE 4.6 0.4 4.2 0.0 SINCE DEC 1 4.6 0.4 4.2 0.0 SINCE JUL 1 4.9 1.3 3.6 0.0 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 40 28 12 25 MONTH TO DATE 436 341 95 262 SINCE DEC 1 436 341 95 262 SINCE JUL 1 1175 1318 -143 1067 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE DEC 1 0 0 0 0 SINCE JAN 1 1373 1075 298 1201 .................................................................. WIND (MPH) HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION N (360) HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION N (360) AVERAGE WIND SPEED 8.1 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 68 700 AM LOWEST 36 200 PM AVERAGE 52 .......................................................... THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 46 67 2001 MINIMUM TEMPERATURE (F) 26 3 1989 SUNRISE AND SUNSET DECEMBER 14 2005......SUNRISE 721 AM EST SUNSET 448 PM EST DECEMBER 15 2005......SUNRISE 721 AM EST SUNSET 449 PM EST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$