418 CDUS41 KLWX 240526 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 126 AM EDT SUN MAY 24 2020 ................................... ...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MAY 23 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 83 4:09 PM 92 1964 77 6 88 MINIMUM 60 5:26 AM 39 1971 53 7 59 1990 2002 AVERAGE 72 65 7 74 PRECIPITATION (IN) YESTERDAY 0.23 2.40 2010 0.16 0.07 0.27 MONTH TO DATE 2.25 3.34 -1.09 4.31 SINCE MAR 1 9.80 10.19 -0.39 11.68 SINCE JAN 1 16.37 15.61 0.76 19.14 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 MAR 1 T 3.1 -3.1 1.6 SINCE JUL 1 2.9 22.0 -19.1 26.5 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 0 3 -3 0 MONTH TO DATE 175 112 63 60 SINCE MAR 1 1005 1094 -89 942 SINCE JUL 1 4149 4684 -535 4447 COOLING YESTERDAY 7 3 4 9 MONTH TO DATE 28 42 -14 75 SINCE MAR 1 31 62 -31 97 SINCE JAN 1 31 62 -31 97 ................................................................... WIND (MPH) HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (350) HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION N (350) AVERAGE WIND SPEED 4.8 SKY COVER AVERAGE SKY COVER 0.7 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. HEAVY RAIN RAIN LIGHT RAIN FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 97 12:00 AM LOWEST 44 4:00 PM AVERAGE 71 .......................................................... THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 77 90 1964 MINIMUM TEMPERATURE (F) 54 36 1963 SUNRISE AND SUNSET MAY 24 2020...........SUNRISE 5:50 AM EDT SUNSET 8:24 PM EDT MAY 25 2020...........SUNRISE 5:49 AM EDT SUNSET 8:25 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$