022 CDUS41 KLWX 300532 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 132 AM EDT SUN APR 30 2023 ................................... ...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR APRIL 29 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 67 5:05 PM 89 2017 71 -4 66 MINIMUM 51 2:33 AM 32 1987 48 3 34 AVERAGE 59 60 -1 50 PRECIPITATION (IN) YESTERDAY 0.03 1.19 2014 0.13 -0.10 0.00 MONTH TO DATE 2.27 3.34 -1.07 2.25 SINCE MAR 1 3.84 6.84 -3.00 4.17 SINCE JAN 1 7.47 12.39 -4.92 10.37 SNOWFALL (IN) YESTERDAY 0.0 0.0 2001 0.0 0.0 0.0 MONTH TO DATE 0.0 0.1 -0.1 T SINCE MAR 1 T 4.0 -4.0 3.5 SINCE JUL 1 0.4 21.0 -20.6 15.8 SNOW DEPTH MM DEGREE DAYS HEATING YESTERDAY 6 7 -1 15 MONTH TO DATE 207 314 -107 331 SINCE MAR 1 777 961 -184 854 SINCE JUL 1 3731 4471 -740 3928 COOLING YESTERDAY 0 1 -1 0 MONTH TO DATE 44 18 26 11 SINCE MAR 1 45 20 25 14 SINCE JAN 1 45 20 25 14 ................................................................... WIND (MPH) HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION N (350) HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION N (340) AVERAGE WIND SPEED 5.4 SKY COVER AVERAGE SKY COVER 0.9 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT RAIN FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 97 12:00 AM LOWEST 65 5:00 PM AVERAGE 81 .......................................................... THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 72 86 1974 2007 2017 MINIMUM TEMPERATURE (F) 48 29 1977 SUNRISE AND SUNSET APRIL 30 2023.........SUNRISE 6:13 AM EDT SUNSET 8:01 PM EDT MAY 1 2023...........SUNRISE 6:12 AM EDT SUNSET 8:02 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$