000 CDUS41 KLWX 210552 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 145 AM EDT FRI JUL 21 2006 ................................... ...THE WASHINGTON DULLES CLIMATE SUMMARY FOR JULY 20 2006... CLIMATE NORMAL PERIOD 1971 TO 2000 CLIMATE RECORD PERIOD 1962 TO 2006 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 89 412 PM 101 1980 88 1 90 MINIMUM 71 423 AM 55 1974 64 7 73 AVERAGE 80 76 4 82 PRECIPITATION (IN) YESTERDAY 0.00 2.28 1970 0.11 -0.11 0.00 MONTH TO DATE 2.19 2.34 -0.15 6.99 SINCE JUN 1 13.98 6.41 7.57 8.91 SINCE JAN 1 25.49 23.22 2.27 26.59 SNOWFALL (IN) YESTERDAY 0.0 0.0 2002 0.0 0.0 0.0 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 4 22 -18 9 SINCE JUL 1 0 1 -1 0 COOLING YESTERDAY 15 12 3 17 MONTH TO DATE 261 215 46 264 SINCE JUN 1 500 418 82 537 SINCE JAN 1 582 493 89 565 .................................................................. WIND (MPH) HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SW (220) HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION S (180) AVERAGE WIND SPEED 4.3 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.5 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. FOG HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 93 400 AM LOWEST 52 400 PM AVERAGE 73 .......................................................... THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 88 101 1991 MINIMUM TEMPERATURE (F) 65 48 1966 SUNRISE AND SUNSET JULY 21 2006..........SUNRISE 601 AM EDT SUNSET 831 PM EDT JULY 22 2006..........SUNRISE 602 AM EDT SUNSET 830 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$