000 CDUS41 KLWX 200551 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 149 AM EDT THU JUL 20 2006 ................................... ...THE WASHINGTON DULLES CLIMATE SUMMARY FOR JULY 19 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 90 337 PM 98 1977 88 2 89 MINIMUM 69 451 AM 53 1976 64 5 74 AVERAGE 80 76 4 82 PRECIPITATION (IN) YESTERDAY T 1.52 1968 0.11 -0.11 0.00 MONTH TO DATE 2.19 2.23 -0.04 6.99 SINCE JUN 1 13.98 6.30 7.68 8.91 SINCE JAN 1 25.49 23.11 2.38 26.59 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 4 22 -18 9 SINCE JUL 1 0 1 -1 0 COOLING YESTERDAY 15 12 3 17 MONTH TO DATE 246 203 43 247 SINCE JUN 1 485 406 79 520 SINCE JAN 1 567 481 86 548 .................................................................. WIND (MPH) HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NE (60) HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION NE (30) AVERAGE WIND SPEED 4.5 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.4 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. THUNDERSTORM FOG HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 90 400 AM LOWEST 47 200 PM AVERAGE 69 .......................................................... THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 88 101 1980 MINIMUM TEMPERATURE (F) 64 55 1974 SUNRISE AND SUNSET JULY 20 2006..........SUNRISE 600 AM EDT SUNSET 831 PM EDT JULY 21 2006..........SUNRISE 601 AM EDT SUNSET 831 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$