When to go · National Harbor
National Harbor in October
Great month. Inside National Harbor's best window: Apr–Jun, Sep–Oct.
Key facts
- Verdict
- Great
- Temperature
- 21°C (70°F)70°F (21°C) / 10°C (50°F)50°F (10°C)
- average high / low
- Rain days
- 8
- Crowds
- Medium
- United States overall
- Prices
- Medium
- United States overall
Verdict
Inside National Harbor's best window: Apr–Jun, Sep–Oct.
Is another month better than October?
No other month rates higher than October for National Harbor in this guide.
Weather in October
- National HarborHighs around 21 °C (70 °F), lows around 10 °C (50 °F), rain on about 8 daysHighs around 70 °F (21 °C), lows around 50 °F (10 °C), rain on about 8 days
Crowds and prices
- Crowds · United States overall
- Medium
- Prices · United States overall
- Medium
United States overall: Best all-round month: New England foliage, desert parks, cooler cities. High roads start closing late in the month.
Compare two months
Weather, crowds and prices for any two months in National Harbor, side by side.
Verdict
Oct: Great
Apr: Great
Daytime high
Oct: 21 °C (70 °F)70 °F (21 °C)
Apr: 19 °C (66 °F)66 °F (19 °C)
Night low
Oct: 10 °C (50 °F)50 °F (10 °C)
Apr: 8 °C (46 °F)46 °F (8 °C)
Rain days
Oct: 8 (better)
Apr: 10
Crowds
Oct: Medium
Apr: Medium
Prices
Oct: Medium
Apr: Medium
Festivals listed
Oct: 0
Apr: 1
October: Inside National Harbor's best window: Apr–Jun, Sep–Oct.
April: Inside National Harbor's best window: Apr–Jun, Sep–Oct.
National Harbor: figures are long-term averages from this guide, not a forecast.
What to pack
- A warm layer for the evenings