229 CDUS41 KLWX 080526 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 126 AM EDT WED JUL 08 2020 ................................... ...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JULY 7 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 89 4:16 PM 101 1988 88 1 89 2010 2012 MINIMUM 69 5:31 AM 47 1970 65 4 72 AVERAGE 79 77 2 81 PRECIPITATION (IN) YESTERDAY 0.62 1.59 2005 0.11 0.51 T MONTH TO DATE 1.30 0.84 0.46 0.23 SINCE JUN 1 6.51 4.82 1.69 2.67 SINCE JAN 1 23.03 21.64 1.39 22.55 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 14 12 2 16 MONTH TO DATE 107 79 28 103 SINCE JUN 1 380 316 64 359 SINCE JAN 1 457 408 49 538 ................................................................... WIND (MPH) HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (190) HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (190) AVERAGE WIND SPEED 4.4 SKY COVER AVERAGE SKY COVER 0.8 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. THUNDERSTORM HEAVY RAIN LIGHT RAIN FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 93 1:00 AM LOWEST 61 4:00 PM AVERAGE 77 .......................................................... THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 88 101 2012 MINIMUM TEMPERATURE (F) 65 48 1983 1984 SUNRISE AND SUNSET JULY 8 2020..........SUNRISE 5:52 AM EDT SUNSET 8:37 PM EDT JULY 9 2020..........SUNRISE 5:53 AM EDT SUNSET 8:37 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$