000 CDUS41 KLWX 290518 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 117 AM EDT SUN JUL 29 2007 ................................... ...THE WASHINGTON DULLES CLIMATE SUMMARY FOR JULY 28 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 91 413 PM 99 1993 88 3 91 MINIMUM 66 549 AM 47 1977 65 1 73 AVERAGE 79 76 3 82 PRECIPITATION (IN) YESTERDAY 0.06 1.65 2000 0.11 -0.05 T MONTH TO DATE 1.12 3.22 -2.10 2.45 SINCE JUN 1 4.04 7.29 -3.25 14.24 SINCE JAN 1 15.34 24.10 -8.76 25.75 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 14 12 2 17 MONTH TO DATE 345 311 34 374 SINCE JUN 1 636 514 122 613 SINCE JAN 1 787 589 198 695 .................................................................. WIND (MPH) HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (190) HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION S (190) AVERAGE WIND SPEED 3.5 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.5 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. THUNDERSTORM LIGHT RAIN FOG HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 93 500 AM LOWEST 44 400 PM AVERAGE 69 .......................................................... THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 88 97 1993 MINIMUM TEMPERATURE (F) 64 53 1978 1977 SUNRISE AND SUNSET JULY 29 2007..........SUNRISE 608 AM EDT SUNSET 824 PM EDT JULY 30 2007..........SUNRISE 609 AM EDT SUNSET 823 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$