Washington, DC climate
United States
Washington, DC climate can look simple on averages, but travel comfort is often driven by humidity, wind, and rain.
Washington, DC climate can look simple on averages, but travel comfort is often driven by humidity, wind, and rain.
Climate facts
Dec · Jan · Feb
Avg low -2 to 2°C / high 6 to 10°C · Precip days: 6–10 / ~60–90 mm
Mar · Apr · May
Avg low 2–13°C / high 12–24°C · Rainy days: 7–11 / ~65–105 mm
Jun · Jul · Aug
Avg low 20–23°C / high 29–33°C (higher on hot spells) · Rainy days: 7–12 / ~75–120 mm (thunderstorms possible)
Sep · Oct · Nov
Avg low 4–18°C / high 13–28°C · Rainy days: 5–9 / ~55–95 mm
How it tends to feel for travel
In hotter periods, day-versus-night fatigue accumulates differently, changing how the climate feels.
When it tends to fit
- • Once you see the year-round pattern, it’s easier to judge whether a month fits your style.
- • If you revisit the city, separating “seasonal itineraries” can save a lot of planning time.
- • In humidity- or rain-driven cities, adjusting the indoor/outdoor ratio can change comfort a lot.
When it may not fit
- • If you rely only on averages, you may be surprised by variability (squalls, wind, indoor AC).
- • In monsoon-like periods, the more your itinerary depends on outdoor walking, the higher the risk.
- • If you’re fine with cold but hate damp chill, it can feel colder than you expect.
Outfit notes
This connects climate patterns to packing—without over-interpreting.
- • 🧭 Key idea: In DC, summer comfort is driven by **humidity**, while winter comfort often depends on **rain and wind**. Decide how long you’ll be outdoors first.
- • ☀️ Summer (Jun–Aug): hot and humid spells happen—breathable clothing matters. Strong indoor A/C can make a thin layer useful more often than expected.
- • ⛈️ Thunderstorms: summer storms can be brief but intense. An umbrella/light rain option helps keep plans smooth (optional).
Once you lock in a couple of constraints, the decision gets much easier.
Explore Washington, DC
These pages are connected so you can compare conditions and decide for yourself.