000 CDUS41 KLWX 220520 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 119 AM EDT SUN JUL 22 2007 ................................... ...THE WASHINGTON DULLES CLIMATE SUMMARY FOR JULY 21 2007... CLIMATE NORMAL PERIOD 1971 TO 2000 CLIMATE RECORD PERIOD 1962 TO 2007 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 86 330 PM 101 1991 88 -2 92 MINIMUM 62 1123 PM 48 1966 65 -3 74 AVERAGE 74 76 -2 83 PRECIPITATION (IN) YESTERDAY 0.00 1.15 1973 0.11 -0.11 0.00 MONTH TO DATE 0.84 2.45 -1.61 2.19 SINCE JUN 1 3.76 6.52 -2.76 13.98 SINCE JAN 1 15.06 23.33 -8.27 25.49 SNOWFALL (IN) YESTERDAY 0.0 0.0 0.0 MONTH TO DATE 0.0 0.0 0.0 SINCE JUL 1 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 3 22 -19 4 SINCE JUL 1 0 1 -1 0 COOLING YESTERDAY 9 12 -3 18 MONTH TO DATE 253 227 26 279 SINCE JUN 1 544 430 114 518 SINCE JAN 1 695 505 190 600 .................................................................. WIND (MPH) HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION N (350) HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NW (330) AVERAGE WIND SPEED 6.2 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.5 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 63 1200 AM LOWEST 24 400 PM AVERAGE 44 .......................................................... THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 88 98 1998 MINIMUM TEMPERATURE (F) 65 50 1974 SUNRISE AND SUNSET JULY 22 2007..........SUNRISE 602 AM EDT SUNSET 830 PM EDT JULY 23 2007..........SUNRISE 603 AM EDT SUNSET 829 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$