835 CDUS41 KLWX 030526 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 126 AM EDT MON AUG 03 2020 ................................... ...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR AUGUST 2 2020... CLIMATE NORMAL PERIOD: 1981 TO 2010 CLIMATE RECORD PERIOD: 1960 TO 2020 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 92 4:18 PM 99 2002 88 4 88 MINIMUM 77 6:57 AM 52 1998 65 12 69 AVERAGE 85 76 9 79 PRECIPITATION (IN) YESTERDAY 0.00 1.37 2004 0.12 -0.12 0.00 MONTH TO DATE 0.00 0.24 -0.24 0.00 SINCE JUN 1 10.06 7.89 2.17 5.17 SINCE JAN 1 26.58 24.71 1.87 25.05 SNOWFALL (IN) YESTERDAY 0.0 MM MM 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 T 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 0 0 0 SINCE JUN 1 5 15 -10 9 SINCE JUL 1 0 0 0 0 COOLING YESTERDAY 20 11 9 14 MONTH TO DATE 33 23 10 27 SINCE JUN 1 807 623 184 727 SINCE JAN 1 884 715 169 906 ................................................................... WIND (MPH) HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (200) HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION SW (210) AVERAGE WIND SPEED 9.6 SKY COVER AVERAGE SKY COVER 0.7 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 93 1:00 AM LOWEST 49 4:00 PM AVERAGE 71 .......................................................... THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 88 99 1991 2006 MINIMUM TEMPERATURE (F) 65 50 1976 1985 1998 SUNRISE AND SUNSET AUGUST 3 2020........SUNRISE 6:13 AM EDT SUNSET 8:18 PM EDT AUGUST 4 2020........SUNRISE 6:14 AM EDT SUNSET 8:17 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$