Washington DC in Autumn — Weather & What to Expect
Autumn in Washington DC (September, October, November) averages daytime highs of 20.1°C and lows of 10.5°C, with around 346.3mm of rain across the season (26 rainy days in total). It includes some of the best months of the year to visit (September, October, November).
In the northern hemisphere, autumn in Washington DC covers September, October, November.
Autumn in Washington DC month by month
| Month | High | Low | Rain | Rainy days | Rating |
|---|---|---|---|---|---|
| September | 25.8°C | 16.3°C | 137.7mm | 10 | 9/10 |
| October | 20.4°C | 10.8°C | 113.1mm | 9 | 9/10 |
| November | 14.1°C | 4.4°C | 95.5mm | 7 | 10/10 |
What to pack for Washington DC in autumn
- Light layers
- Sunscreen
- T-shirts and light trousers or shorts
- Compact travel umbrella
- Waterproof jacket
- Quick-dry clothing
- A warm layer for cool evenings
- Warm layers
Frequently Asked Questions
Is autumn a good time to visit Washington DC?
Autumn in Washington DC rates around 9/10 — excellent time to visit. Average highs are 20.1°C with 346.3mm of rain across the season.
How hot is Washington DC in autumn?
Daytime highs average 20.1°C (68.2°F) across September, October, November, with nights around 10.5°C.
What months are autumn in Washington DC?
Washington DC is in the northern hemisphere, so autumn covers September, October, November.
See also: best time to visit Washington DC · Washington DC annual climate · Washington DC in spring · Washington DC in summer · Washington DC in winter
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Once you know what autumn in Washington DC looks like, find out exactly what to pack for Washington DC at 247PackingList. For currency, language and country facts, see the United States guide at 247CountryInfo.
Autumn in Washington DC — what to pack
Thermal travel layers
Pack proper layers — winters are genuinely cold and evenings drop fast year-round.
Check Price →Check clothing sizes in United States at 247Sizing before you shop.
More autumn travel essentials
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Climate data sourced from Open-Meteo (open source, open data licence). Monthly averages calculated from 2020–2023 historical data. Weather can be unpredictable — always check a live forecast before travelling.