000 CDUS41 KLWX 310540 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 139 AM EDT SUN JUL 31 2005 ................................... ...THE WASHINGTON DULLES CLIMATE SUMMARY FOR JULY 30 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 84 353 PM 98 1988 88 -4 88 MINIMUM 69 1159 PM 51 1981 64 5 72 AVERAGE 77 76 1 80 PRECIPITATION (IN) YESTERDAY 0.00 0.66 1970 0.12 -0.12 0.00 MONTH TO DATE 7.89 3.45 4.44 3.73 SINCE JUN 1 9.81 7.52 2.29 7.46 SINCE JAN 1 27.49 24.33 3.16 20.95 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 9 22 -13 12 SINCE JUL 1 0 1 -1 0 COOLING YESTERDAY 12 11 1 15 MONTH TO DATE 399 334 65 327 SINCE JUN 1 672 537 135 524 SINCE JAN 1 700 612 88 764 .................................................................. WIND (MPH) HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NE (60) HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION E (80) AVERAGE WIND SPEED 4.3 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.8 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. FOG HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 93 1200 AM LOWEST 55 400 PM AVERAGE 74 .......................................................... THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 88 98 1999 MINIMUM TEMPERATURE (F) 64 50 1997 SUNRISE AND SUNSET JULY 31 2005..........SUNRISE 610 AM EDT SUNSET 822 PM EDT AUGUST 1 2005........SUNRISE 611 AM EDT SUNSET 821 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$