355 CDUS41 KLWX 202127 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 525 PM EDT SAT JUL 20 2019 ................................... ...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JULY 20 2019... VALID TODAY AS OF 0500 PM LOCAL TIME. CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1960 TO 2019 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) TODAY MAXIMUM 98 251 PM 101 1980 88 10 87 MINIMUM 74 522 AM 55 1974 66 8 62 AVERAGE 86 77 9 75 PRECIPITATION (IN) TODAY 0.00 2.28 1970 0.11 -0.11 0.00 MONTH TO DATE 1.95 2.35 -0.40 1.99 SINCE JUN 1 4.39 6.33 -1.94 6.16 SINCE JAN 1 24.27 23.15 1.12 26.81 SNOWFALL (IN) TODAY 0.0 MM MM 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 TODAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE JUN 1 9 15 -6 5 SINCE JUL 1 0 0 0 0 COOLING TODAY 21 12 9 10 MONTH TO DATE 298 235 63 255 SINCE JUN 1 554 472 82 496 SINCE JAN 1 733 564 169 688 .................................................................. WIND (MPH) HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (200) HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NW (300) AVERAGE WIND SPEED 5.1 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.3 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 93 500 AM LOWEST 45 1200 PM AVERAGE 69 .......................................................... THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 88 101 1991 MINIMUM TEMPERATURE (F) 66 48 1966 SUNRISE AND SUNSET JULY 20 2019..........SUNRISE 600 AM EDT SUNSET 832 PM EDT JULY 21 2019..........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. $$