CDUS41 KLWX 220635 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 235 AM EDT SUN MAR 22 2026 ................................... ...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MARCH 21 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 70 4:17 PM 78 2010 57 13 59 MINIMUM 45 6:49 AM 14 1965 35 10 37 AVERAGE 58 46 12 48 PRECIPITATION (IN) YESTERDAY 0.24 2.69 2019 0.12 0.12 0.00 MONTH TO DATE 2.54 2.35 0.19 0.78 SINCE MAR 1 2.54 2.35 0.19 0.78 SINCE JAN 1 8.34 7.90 0.44 5.20 SNOWFALL (IN) YESTERDAY 0.0 4.8 2018 0.1 -0.1 0.0 MONTH TO DATE 1.0 3.2 -2.2 0.0 SINCE MAR 1 1.0 3.2 -2.2 0.0 SINCE JUL 1 13.6 20.2 -6.6 15.5 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 7 19 -12 17 MONTH TO DATE 332 473 -141 345 SINCE MAR 1 332 473 -141 345 SINCE JUL 1 3961 3983 -22 3667 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 8 0 8 1 SINCE MAR 1 8 0 8 1 SINCE JAN 1 8 0 8 1 ................................................................... WIND (MPH) HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (330) HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (330) AVERAGE WIND SPEED 4.3 SKY COVER AVERAGE SKY COVER 0.6 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. THUNDERSTORM LIGHT RAIN FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 100 5:00 AM LOWEST 34 4:00 PM AVERAGE 67 .......................................................... THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 57 83 1968 MINIMUM TEMPERATURE (F) 35 12 1988 SUNRISE AND SUNSET MARCH 22 2026.........SUNRISE 7:10 AM EDT SUNSET 7:24 PM EDT MARCH 23 2026.........SUNRISE 7:08 AM EDT SUNSET 7:25 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$