000 CDUS41 KLWX 010545 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 142 AM EDT SUN AUG 1 2004 ................................... ...THE WASHINGTON DULLES CLIMATE SUMMARY FOR JULY 31 2004... CLIMATE NORMAL PERIOD 1971 TO 2000 CLIMATE RECORD PERIOD 1962 TO 2004 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 89 457 PM 98 1999 88 1 80 MINIMUM 75 531 AM 50 1997 64 11 68 AVERAGE 82 76 6 74 PRECIPITATION (IN) YESTERDAY 0.00 1.87 1978 0.12 -0.12 T MONTH TO DATE 3.73 3.57 0.16 6.06 SINCE JUN 1 7.46 7.64 -0.18 14.39 SINCE JAN 1 20.96 24.45 -3.49 38.48 SNOWFALL (IN) YESTERDAY 0.0 0.0 2002 0.0 0.0 0.0 2001 MONTH TO DATE 0.0 0.0 0.0 0.0 SINCE JUN 1 0.0 0.0 0.0 0.0 SINCE JUL 1 0.0 0.0 0.0 0.0 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 0 0 0 0 MONTH TO DATE 0 1 -1 0 SINCE JUN 1 12 22 -10 31 SINCE JUL 1 0 1 -1 0 COOLING YESTERDAY 17 11 6 9 MONTH TO DATE 344 345 -1 328 SINCE JUN 1 541 548 -7 493 SINCE JAN 1 781 623 158 523 .................................................................. WIND (MPH) HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION S (190) HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION S (190) AVERAGE WIND SPEED 10.0 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.7 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 91 1100 PM LOWEST 52 400 PM AVERAGE 72 .......................................................... THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 88 100 1980 MINIMUM TEMPERATURE (F) 64 54 1997 SUNRISE AND SUNSET AUGUST 1 2004........SUNRISE 611 AM EDT SUNSET 821 PM EDT AUGUST 2 2004........SUNRISE 612 AM EDT SUNSET 820 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$