current run under 0.01" · longest ever 38 days (to Nov 9, 2024)
Wet Streak
5days
consecutive days with rain · longest ever 9 days
Year to Date vs Normal
98%
20.51" of a normal 20.85" · wettest 38.25" (1972) · driest 12.3" (1986)
This Year's Rainfall
Sterling-Dulles Airport's cumulative rainfall so far this year against its own record — the normal accumulation, and the wettest & driest years to date. The bright line is the running total; where it rides the band tells the story at a glance.