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When to go · New London

New London in September

Good month. Outside the best window (Oct (peak foliage)). Across United States: After Labor Day the crowds drop and parks stay open; Florida and the Gulf are at hurricane peak.

Key facts

Verdict
Good
Temperature
23°C (73°F) / 12°C (54°F)
average high / low
Rain days
9
Crowds
Medium
United States overall
Prices
Medium
United States overall

Verdict

GoodUnited States month rating

Outside the best window (Oct (peak foliage)). Across United States: After Labor Day the crowds drop and parks stay open; Florida and the Gulf are at hurricane peak.

Is another month better than September?

September is rated good. These months rate higher:

Weather in September

Long-term averages
  • New LondonHighs around 23 °C (73 °F), lows around 12 °C (54 °F), rain on about 9 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 New London, side by side.

  • Verdict

    Sep: Good

    Oct: Great (better)

  • Daytime high

    Sep: 23 °C (73 °F)

    Oct: 15 °C (59 °F)

  • Night low

    Sep: 12 °C (54 °F)

    Oct: 6 °C (43 °F)

  • Rain days

    Sep: 9

    Oct: 9

  • Crowds

    Sep: Medium

    Oct: Medium

  • Prices

    Sep: Medium

    Oct: Medium

  • Festivals listed

    Sep: 1

    Oct: 0

September: Outside the best window (Oct (peak foliage)). Across United States: After Labor Day the crowds drop and parks stay open; Florida and the Gulf are at hurricane peak.

October: Inside New London's best window: Oct (peak foliage).

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

What to pack

  • A warm layer for the evenings

Build the full packing list for your trip →

Across United States in September →