917 CDUS41 KLWX 010533 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 1230 AM EST THU JAN 1 2004 ................................... ...THE WASHINGTON DULLES CLIMATE SUMMARY FOR DECEMBER 31 2003... CLIMATE NORMAL PERIOD 1971 TO 2000 CLIMATE RECORD PERIOD 1962 TO 2003 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 53 343 PM 73 1992 42 11 58 MINIMUM 22 751 AM 1 1993 23 -1 31 AVERAGE 38 33 5 45 PRECIPITATION (IN) YESTERDAY 0.00 1.90 1975 0.10 -0.10 0.00 MONTH TO DATE 4.57 3.07 1.50 3.61 SINCE DEC 1 4.57 3.07 1.50 3.61 SINCE JAN 1 65.71 41.80 23.91 38.18 SNOWFALL (IN) YESTERDAY 0.0 8.5 1970 0.1 -0.1 0.0 MONTH TO DATE 11.4 2.2 9.2 8.2 SINCE DEC 1 11.4 2.2 9.2 8.2 SINCE JUL 1 11.4 3.1 8.3 8.2 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 27 32 -5 20 MONTH TO DATE 891 884 7 972 SINCE DEC 1 891 884 7 972 SINCE JUL 1 1717 1861 -144 1954 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE DEC 1 0 0 0 0 SINCE JAN 1 993 1075 -82 1345 .................................................................. WIND (MPH) HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION S (200) HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION S (190) AVERAGE WIND SPEED 6.1 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.1 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 100 M800 AM LOWEST 30 M400 PM AVERAGE 65 .......................................................... THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 42 65 1985 MINIMUM TEMPERATURE (F) 23 -6 1968 SUNRISE AND SUNSET JANUARY 1 2004.......SUNRISE 729 AM EST SUNSET 458 PM EST JANUARY 2 2004.......SUNRISE 729 AM EST SUNSET 459 PM EST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$