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Washington weather in July

Long-run climate averages for Washington, DC in July, plus what the forecast models say for the days ahead.

July at a glance

In July, Washington averages 89°F by day and 70°F at night. It is the wettest month of the year here.

July in Washington averages a daytime high of 89°F and an overnight low of 70°F, which reads as hot for this part of the world. It is the warmest month of the year here. It is also the wettest month, so build rain into any plan. Across the whole year Washington sees roughly 47 inches of precipitation.

Climate averages tell you what to pack. They do not tell you what next Tuesday looks like — for that, see the live Washington forecast with every model compared and how much they currently agree.

Washington weather by month

what to expect in Washington through the year

Here is Washington's typical weather in each month: the average daytime high and overnight low in °F, how each month feels, and the wettest month marked. Use it to plan any trip to Washington by season.

Jan
48°
32°
Cool
Feb
52°
33°
Cool
Mar
57°
38°
Cool
Apr
69°
48°
Mild
May
74°
54°
Warm
Jun
85°
63°
Hot
Jul
89°
70°
Hot
Wettest
Aug
85°
67°
Hot
Sep
79°
62°
Warm
Oct
69°
50°
Mild
Nov
58°
41°
Mild
Dec
48°
34°
Cool

Common questions

How warm is Washington in July?
Washington averages a daytime high of 89°F in July, with overnight lows around 70°F. These are long-run climate averages, not a forecast — for the actual days ahead see the live model comparison.
Is July a good time to visit Washington?
The most comfortable time to visit Washington is usually April, May and October, when daytime highs sit in the pleasant 60-78°F range and the heaviest July rain is behind you.
Does it rain a lot in Washington in July?
July is the wettest month of the year in Washington, out of roughly 47 inches of precipitation across the year.

Washington in other months

More about Washington