Lisbon Weather Forecast

    • 58
    • 73

    Rain Showers

    • 62
    • 74

    Rain Showers

    • 64
    • 82

    Rain Showers Likely

    • 59
    • 81

    Mostly Sunny

    • 53
    • 75

    Partly Sunny

    • 52
    • 72

    Mostly Sunny

Today 1 Sep Northern New London

Patchy fog in the morning. Showers in the Morning, then Showers with a chance of Thunderstorms in the afternoon. Some Thunderstorms may produce gusty Winds and heavy rainfall in the afternoon. Humid with Highs in the lower 70s. Southeast Winds around 5 Mph. Chance of rain near 100 percent.

Tonight 1 Sep Northern New London

Showers with a slight chance of Thunderstorms, mainly in the evening. Some Thunderstorms may produce gusty Winds and heavy Rainfall, then some Thunderstorms may produce heavy rainfall after midnight. Lows in the upper 50s. East Winds around 5 Mph. Chance of rain near 100 percent.

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Lisbon Temperature Statistics

September Temperature

Willimantic, Windham Airport (13 miles)

  • Lowest

  • Average September

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Climate (2021–2026)

Willimantic, Windham Airport (13 miles)

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  • Average Low 2021–2026

    41.3 °F
  • Average 2021–2026

    51.6 °F
  • Average High 2021–2026

    61.6 °F
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