872 CDUS41 KLWX 290524 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 124 AM EDT TUE AUG 29 2023 ................................... ...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR AUGUST 28 2023... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1960 TO 2023 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 81 2:00 PM 98 1993 85 -4 91 MINIMUM 73 6:11 AM 44 1986 64 9 68 AVERAGE 77 74 3 80 PRECIPITATION (IN) YESTERDAY T 1.73 2002 0.11 -0.11 0.04 MONTH TO DATE 1.84 3.20 -1.36 2.14 SINCE JUN 1 9.23 11.65 -2.42 10.12 SINCE JAN 1 19.21 28.89 -9.68 27.34 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 5 13 -8 0 SINCE JUL 1 0 0 0 0 COOLING YESTERDAY 12 9 3 15 MONTH TO DATE 349 308 41 355 SINCE JUN 1 1004 924 80 1008 SINCE JAN 1 1078 1030 48 1137 ................................................................... WIND (MPH) HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (100) HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION E (90) AVERAGE WIND SPEED 6.2 SKY COVER AVERAGE SKY COVER 0.8 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 87 3:00 AM LOWEST 60 11:00 AM AVERAGE 74 .......................................................... THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 85 98 1991 MINIMUM TEMPERATURE (F) 63 38 1982 SUNRISE AND SUNSET AUGUST 29 2023........SUNRISE 6:36 AM EDT SUNSET 7:45 PM EDT AUGUST 30 2023........SUNRISE 6:37 AM EDT SUNSET 7:44 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$