139 CDUS41 KLWX 250522 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 122 AM EDT SUN OCT 25 2020 ................................... ...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR OCTOBER 24 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 75 12:56 PM 84 2001 66 9 70 MINIMUM 55 11:59 PM 15 1969 41 14 35 AVERAGE 65 53 12 53 PRECIPITATION (IN) YESTERDAY T 1.69 2009 0.11 -0.11 0.00 MONTH TO DATE 1.33 2.50 -1.17 2.96 SINCE SEP 1 3.61 6.42 -2.81 3.37 SINCE JAN 1 37.83 34.42 3.41 33.21 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 SEP 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 12 -12 12 MONTH TO DATE 128 207 -79 147 SINCE SEP 1 189 263 -74 152 SINCE JUL 1 189 265 -76 152 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 17 16 1 48 SINCE SEP 1 152 157 -5 286 SINCE JAN 1 1404 1173 231 1521 ................................................................... WIND (MPH) HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION N (360) HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION N (350) AVERAGE WIND SPEED 7.9 SKY COVER AVERAGE SKY COVER 0.7 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT RAIN FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 96 4:00 AM LOWEST 57 10:00 PM AVERAGE 77 .......................................................... THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 65 77 1963 MINIMUM TEMPERATURE (F) 41 27 1969 SUNRISE AND SUNSET OCTOBER 25 2020.......SUNRISE 7:30 AM EDT SUNSET 6:17 PM EDT OCTOBER 26 2020.......SUNRISE 7:31 AM EDT SUNSET 6:16 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$