CDUS41 KLWX 080632 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 232 AM EDT WED APR 08 2026 ................................... ...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR APRIL 7 2026... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1960 TO 2026 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 56 4:13 PM 91 2010 64 -8 51 MINIMUM 39 11:52 PM 21 1977 40 -1 42 AVERAGE 48 52 -4 47 PRECIPITATION (IN) YESTERDAY 0.00 1.33 1988 0.11 -0.11 0.44 MONTH TO DATE 0.71 0.76 -0.05 0.59 SINCE MAR 1 3.56 4.26 -0.70 2.01 SINCE JAN 1 9.36 9.81 -0.45 6.43 SNOWFALL (IN) YESTERDAY 0.0 1.1 1990 0.0 0.0 0.0 MONTH TO DATE 0.0 0.1 -0.1 0.0 SINCE MAR 1 1.0 4.0 -3.0 0.0 SINCE JUL 1 13.6 21.0 -7.4 15.5 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 17 13 4 18 MONTH TO DATE 39 101 -62 63 SINCE MAR 1 481 748 -267 513 SINCE JUL 1 4110 4258 -148 3835 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 22 0 22 2 SINCE MAR 1 38 2 36 19 SINCE JAN 1 38 2 36 19 ................................................................... WIND (MPH) HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION NW (300) HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION NW (300) AVERAGE WIND SPEED 11.5 SKY COVER AVERAGE SKY COVER 0.2 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 79 1:00 AM LOWEST 19 3:00 PM AVERAGE 49 .......................................................... THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 64 87 1991 MINIMUM TEMPERATURE (F) 41 24 1970 SUNRISE AND SUNSET APRIL 8 2026.........SUNRISE 6:44 AM EDT SUNSET 7:40 PM EDT APRIL 9 2026.........SUNRISE 6:42 AM EDT SUNSET 7:41 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$