Best Time to Visit Washington, District of Columbia (2026)
The best time to visit Washington is April through October, when average highs are 67-89°F with minimal rain. Avoid December when weather conditions are the least favorable for visiting.
Month-by-Month Weather Overview
| Month | High | Low | Rain | Snow | Score |
|---|---|---|---|---|---|
| Jan | 43°F | 28°F | 2.7" | 5" | 4/10 |
| Feb | 47°F | 30°F | 2.6" | 4.5" | 4/10 |
| Mar | 56°F | 38°F | 3.5" | 1.5" | 6/10 |
| Apr | 67°F | 47°F | 3.2" | — | 9/10 |
| May | 76°F | 57°F | 3.8" | — | 10/10 |
| Jun | 85°F | 67°F | 3.8" | — | 10/10 |
| Jul | 89°F | 72°F | 3.9" | — | 9/10 |
| Aug | 87°F | 71°F | 3.4" | — | 10/10 |
| SepBest | 81°F | 63°F | 3.7" | — | 10/10 |
| Oct | 69°F | 52°F | 3.4" | — | 10/10 |
| Nov | 57°F | 42°F | 3" | 0.5" | 7/10 |
| Dec | 47°F | 33°F | 3.1" | 3" | 3/10 |
Tourism score: 1-10 (higher = better for visiting). Based on temperature comfort, rainfall, and humidity.
When NOT to Visit Washington
December is the least ideal time to visit Washington. Conditions are less favorable for tourism, with highs of 47°F and 3.1" of rain.
Seasonal Breakdown
Spring
Spring brings mild weather to Washington, with highs around 66°F. Expect some rain (10.5" total) but increasingly pleasant days.
Summer
Washington summers are warm with average highs of 87°F. Perfect for outdoor activities with longer daylight hours.
Fall
Fall brings comfortable temperatures to Washington, with highs around 69°F. Often considered the best season to visit.
Winter
Winter in Washington means snow (12.5" average) and cold, with highs around 46°F. Bundle up and enjoy winter activities.
What to Pack for September in Washington
- ✓Light layers
- ✓Sunglasses
- ✓Comfortable walking shoes
- ✓Umbrella or rain jacket
Frequently Asked Questions
What is the best month to visit Washington?
The best time to visit Washington is April through October, when highs average 67-89°F with comfortable temperatures and manageable rainfall. September scores highest for tourism at 10/10.
What is the weather like in Washington in September?
In September, Washington has average highs of 81°F and lows of 63°F. Expect 3.7" of rainfall and 68% humidity. Snow is not expected.
Does it snow in Washington?
Yes, Washington gets an average of 14.5" of snow per year across 4 months. Snow is a regular winter occurrence.
How hot does Washington get?
The hottest month in Washington is July, with average highs of 89°F and lows of 72°F. Humidity averages 67%. Summer heat can be intense.
What should I pack for Washington?
For the best time to visit (September): Light layers, Sunglasses, Comfortable walking shoes, Umbrella or rain jacket. If visiting in winter, add a heavy coat, warm hat, and insulated boots.