CDUS41 KLWX 202123 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 523 PM EDT FRI MAR 20 2026 ................................... ...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MARCH 20 2026... VALID TODAY AS OF 0500 PM LOCAL TIME. 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) TODAY MAXIMUM 72 3:34 PM 80 2020 56 16 77 MINIMUM 39 6:38 AM 18 1981 35 4 44 AVERAGE 56 45 11 61 PRECIPITATION (IN) TODAY 0.00 1.81 2003 0.12 -0.12 0.14 MONTH TO DATE 2.21 2.23 -0.02 0.78 SINCE MAR 1 2.21 2.23 -0.02 0.78 SINCE JAN 1 8.01 7.78 0.23 5.20 SNOWFALL (IN) TODAY 0.0 2.2 1990 0.1 -0.1 0.0 MONTH TO DATE 1.0 3.1 -2.1 0.0 SINCE MAR 1 1.0 3.1 -2.1 0.0 SINCE JUL 1 13.6 20.1 -6.5 15.5 SNOW DEPTH 0 DEGREE DAYS HEATING TODAY 9 20 -11 4 MONTH TO DATE 325 454 -129 328 SINCE MAR 1 325 454 -129 328 SINCE JUL 1 3954 3964 -10 3650 COOLING TODAY 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 23 HIGHEST WIND DIRECTION S (200) HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION SW (220) AVERAGE WIND SPEED 8.7 SKY COVER AVERAGE SKY COVER 0.4 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 79 6:00 AM LOWEST 29 3:00 PM AVERAGE 54 .......................................................... THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 57 78 2010 MINIMUM TEMPERATURE (F) 35 14 1965 SUNRISE AND SUNSET MARCH 20 2026.........SUNRISE 7:13 AM EDT SUNSET 7:22 PM EDT MARCH 21 2026.........SUNRISE 7:12 AM EDT SUNSET 7:23 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$