072 CDUS41 KLWX 240532 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 132 AM EDT FRI JUL 24 2020 ................................... ...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JULY 23 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 93 4:23 PM 99 1991 88 5 77 2011 MINIMUM 71 5:26 AM 50 1977 66 5 67 1983 AVERAGE 82 77 5 72 PRECIPITATION (IN) YESTERDAY 0.22 1.51 1988 0.12 0.10 0.58 MONTH TO DATE 3.47 2.70 0.77 2.71 SINCE JUN 1 8.68 6.68 2.00 5.15 SINCE JAN 1 25.20 23.50 1.70 25.03 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 17 12 5 7 MONTH TO DATE 372 271 101 344 SINCE JUN 1 645 508 137 600 SINCE JAN 1 722 600 122 779 ................................................................... WIND (MPH) HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION N (350) HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION N (340) AVERAGE WIND SPEED 3.9 SKY COVER AVERAGE SKY COVER 0.8 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. THUNDERSTORM LIGHT RAIN FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 97 12:00 AM LOWEST 44 3:00 PM AVERAGE 71 .......................................................... THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 88 99 2010 MINIMUM TEMPERATURE (F) 66 48 1985 SUNRISE AND SUNSET JULY 24 2020..........SUNRISE 6:04 AM EDT SUNSET 8:28 PM EDT JULY 25 2020..........SUNRISE 6:05 AM EDT SUNSET 8:27 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$