When to go · Boston
Boston in September
Great month. Inside Boston's best window: May–Jun, Sep–Oct.
Key facts
- Verdict
- Great
- Temperature
- 73°C163°F / 58°C136°F
- average high / low
- Rain days
- 9
- Crowds
- Medium
- United States overall
- Prices
- Medium
- United States overall
Verdict
Inside Boston's best window: May–Jun, Sep–Oct.
Weather in September
- BostonHighs around 73 °C, lows around 58 °C, rain on about 9 daysHighs around 163 °F, lows around 136 °F, rain on about 9 days
- Northeast, United States · New York, Boston, Washington, Philadelphia, Mainebest weather
Cold, sometimes snowy winters; humid 30 °C+ spells in July–August; late September to October is the pick for foliage and walking.Cold, sometimes snowy winters; humid 86 °F+ spells in July–August; late September to October is the pick for foliage and walking.
Festivals and holidays
Dates as our data lists them. Moving holidays (lunar and Islamic calendars, Easter) shift every year: check the date for your year before you build a trip on it.
Labor Day big impact
1st Monday of September · United States
End of summer; last big road-trip weekend.
Crowds and prices
- Crowds · United States overall
- Medium
- Prices · United States overall
- Medium
United States overall: After Labor Day the crowds drop and parks stay open; Florida and the Gulf are at hurricane peak.
What to pack
- Light, breathable clothes, a sun hat and sunscreen