CDUS41 KLWX 092121 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 521 PM EDT THU JUL 09 2026 ................................... ...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JULY 9 2026... VALID TODAY AS OF 0500 PM LOCAL TIME. 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) TODAY MAXIMUM 87 2:03 PM 99 1988 88 -1 91 1993 MINIMUM 73 3:59 PM 48 1984 67 6 72 AVERAGE 80 77 3 82 PRECIPITATION (IN) TODAY 1.18 2.23 1970 0.13 1.05 0.22 MONTH TO DATE 2.48 1.22 1.26 0.84 SINCE JUN 1 6.77 5.52 1.25 7.77 SINCE JAN 1 21.69 22.76 -1.07 21.69 SNOWFALL (IN) TODAY 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 TODAY 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 TODAY 15 12 3 17 MONTH TO DATE 161 106 55 127 SINCE JUN 1 439 344 95 448 SINCE JAN 1 612 450 162 566 ................................................................... WIND (MPH) HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION N (350) HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION N (350) AVERAGE WIND SPEED 6.8 SKY COVER AVERAGE SKY COVER 0.9 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. THUNDERSTORM RAIN LIGHT RAIN FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 96 4:00 PM LOWEST 65 2:00 PM AVERAGE 81 ..........................................................THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 88 99 1988 1993 MINIMUM TEMPERATURE (F) 67 53 1963 SUNRISE AND SUNSET JULY 9 2026..........SUNRISE 5:53 AM EDT SUNSET 8:37 PM EDT JULY 10 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. $$