Lisbon Weather Forecast

    • 57
    • 72

    Rain Showers

    • 60
    • 82

    Partly Sunny

    • 60
    • 86

    Partly Sunny

    • 51
    • 77

    Chance Rain Showers

    • 51
    • 71

    Chance Rain Showers

    • 48
    • 71

    Slight Chance Rain Showers

Today 25 May Northern New London

Cloudy. Areas of fog early. A chance of Showers early. Showers with a slight chance of Thunderstorms this Morning, then a chance of Showers this afternoon. Not as cool with Highs in the lower 70s. Light and variable Winds, becoming south around 5 Mph this Morning, then becoming west this afternoon. Chance of rain 90 percent.

Tonight 25 May Northern New London

Mostly cloudy. Lows in the upper 50s. West Winds around 5 Mph, becoming northwest after midnight.

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Lisbon Temperature Statistics

May Temperature

Willimantic, Windham Airport (13 miles)

  • Lowest 4 May, 2026

    33.1 °F

  • Average May

    57.9 °F

  • Highest 19 May, 2026

    91 °F

Climate (2021–Present)

Willimantic, Windham Airport (13 miles)

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  • Average Low 2021–2026

    41.4 °F

  • Average 2021–2026

    51.5 °F

  • Average High 2021–2026

    61.5 °F
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