725 CDUS41 KLWX 210522 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 122 AM EDT SUN AUG 21 2022 ................................... ...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR AUGUST 20 2022... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1960 TO 2022 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 88 3:34 PM 104 1983 86 2 84 MINIMUM 64 5:56 AM 47 1964 65 -1 71 1976 1998 AVERAGE 76 76 0 78 PRECIPITATION (IN) YESTERDAY 0.00 2.17 1963 0.11 -0.11 0.31 MONTH TO DATE 2.05 2.28 -0.23 3.60 SINCE JUN 1 10.03 10.73 -0.70 9.68 SINCE JAN 1 27.25 27.97 -0.72 23.26 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 0 13 -13 6 SINCE JUL 1 0 0 0 0 COOLING YESTERDAY 11 10 1 13 MONTH TO DATE 251 229 22 257 SINCE JUN 1 904 845 59 971 SINCE JAN 1 1033 951 82 1080 ................................................................... WIND (MPH) HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION S (180) HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION S (180) AVERAGE WIND SPEED 5.0 SKY COVER AVERAGE SKY COVER 0.6 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 96 3:00 AM LOWEST 45 3:00 PM AVERAGE 71 .......................................................... THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 86 96 1962 MINIMUM TEMPERATURE (F) 65 47 1976 SUNRISE AND SUNSET AUGUST 21 2022........SUNRISE 6:29 AM EDT SUNSET 7:56 PM EDT AUGUST 22 2022........SUNRISE 6:30 AM EDT SUNSET 7:55 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$