Month-by-month travel weather

Washington, DC July weather

Washington, DC, United States · July

Humidity often drives how heavy the day feels

July is often the hottest-feeling month. Humidity can make it feel heavy even in shade.

Thunderstorms can be brief but intense—without a rain option, you can get soaked quickly.

July averages at a glance

Average low

around 22–24°C

Average high

around 31–34°C

Average precipitation

around 80–115 mm

Rainy days

about 8–12 days

What to wear in July in Washington, DC

Actual feel will change with wind and rain, but use the suggestions below to build a comfortable layered outfit.

  • Breathable clothing and sweat management help.
  • Optional umbrella/rain layer.
  • Optional thin layer for cold indoor A/C.

Travel tips for visiting Washington, DC in July

  • Pace midday outdoor time; shade breaks matter.
  • Museums make great heat resets.

July weather in Washington, DC — FAQ

Q. Is July very humid?

A. Often yes—humidity can make it feel heavier than the temperature.

Q. Does it rain a lot?

A. Storms can be frequent, often short and intense.

Explore Washington, DC

These pages are connected so you can compare conditions and decide for yourself.

Washington, DC July weather — averages & travel outfits | CityWeather | CityWeather