Salt Rock State Park Weather Forecast

    • 53
    • 66

    Rain

    • 47
    • 68

    Slight Chance Rain

    • 47
    • 64

    Mostly Cloudy

    • 47
    • 65

    Mostly Cloudy

    • 48
    • 65

    Chance Rain Showers

    • 49
    • 65

    Chance Rain Showers

Today 20 Sep Northern New London

A chance of Showers in the Morning, then Showers in the afternoon. Highs in the upper 60s. Southeast Winds 5 to 10 Mph. Gusts up to 20 Mph in the afternoon. Chance of rain 90 percent.

Tonight 20 Sep Northern New London

Rain in the Evening, then Showers after midnight. Lows in the mid 50s. Southeast Winds around 5 Mph, becoming north with Gusts up to 25 Mph after midnight. Chance of rain near 100 percent.

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Salt Rock State Park Temperature Statistics

September Temperature

Willimantic, Windham Airport (8.1 miles)

  • Lowest 15 September, 2026

    45 °F

  • Average September

    66 °F

  • Highest 10 September, 2026

    84 °F

Climate (2021–2026)

Willimantic, Windham Airport (8.1 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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