CDUS41 KLWX 080627 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 227 AM EDT WED JUL 08 2026 ................................... ...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JULY 7 2026... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1960 TO 2026 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 82 4:11 PM 101 1988 88 -6 93 2010 2012 MINIMUM 73 9:24 PM 47 1970 67 6 73 AVERAGE 78 77 1 83 PRECIPITATION (IN) YESTERDAY 0.10 1.59 2005 0.13 -0.03 0.02 MONTH TO DATE 0.86 0.95 -0.09 0.41 SINCE JUN 1 5.15 5.25 -0.10 7.34 SINCE JAN 1 20.07 22.49 -2.42 21.26 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 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 0 0 0 SINCE JUN 1 1 13 -12 15 SINCE JUL 1 0 0 0 0 COOLING YESTERDAY 13 12 1 18 MONTH TO DATE 134 82 52 91 SINCE JUN 1 412 320 92 412 SINCE JAN 1 585 426 159 530 ................................................................... WIND (MPH) HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION NE (40) HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION NE (50) AVERAGE WIND SPEED 3.1 SKY COVER AVERAGE SKY COVER 0.9 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT RAIN FOG HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 100 9:00 PM LOWEST 72 4:00 PM AVERAGE 86 .......................................................... THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 88 101 2012 MINIMUM TEMPERATURE (F) 67 48 1983 1984 SUNRISE AND SUNSET JULY 8 2026..........SUNRISE 5:52 AM EDT SUNSET 8:38 PM EDT JULY 9 2026..........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. $$