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When to go · Derry, New Hampshire

Derry, New Hampshire in September

Great month. Inside Derry, New Hampshire's best window: May–Oct (sites open, bike paths clear).

Key facts

Verdict
Great
Temperature
22°C (72°F) / 12°C (54°F)
average high / low
Rain days
10
Crowds
Medium
United States overall
Prices
Medium
United States overall

Verdict

GreatBest and avoid months for Derry, New Hampshire

Inside Derry, New Hampshire's best window: May–Oct (sites open, bike paths clear).

Is another month better than September?

No other month rates higher than September for Derry, New Hampshire in this guide.

Weather in September

Long-term averages
  • Derry, New HampshireHighs around 22 °C (72 °F), lows around 12 °C (54 °F), rain on about 10 days

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.

Compare two months

Weather, crowds and prices for any two months in Derry, New Hampshire, side by side.

  • Verdict

    Sep: Great

    May: Great

  • Daytime high

    Sep: 22 °C (72 °F)

    May: 18 °C (64 °F)

  • Night low

    Sep: 12 °C (54 °F)

    May: 8 °C (46 °F)

  • Rain days

    Sep: 10 (better)

    May: 11

  • Crowds

    Sep: Medium

    May: Medium

  • Prices

    Sep: Medium

    May: Medium

  • Festivals listed

    Sep: 1

    May: 1

September: Inside Derry, New Hampshire's best window: May–Oct (sites open, bike paths clear).

May: Inside Derry, New Hampshire's best window: May–Oct (sites open, bike paths clear).

Derry, New Hampshire: figures are long-term averages from this guide, not a forecast.

What to pack

  • A warm layer for the evenings
  • A rain jacket or umbrella and shoes that dry fast

Build the full packing list for your trip →

Across United States in September →