Iron Mountain Reservation Weather Forecast

    • 51
    • 68

    Partly Sunny

    • 57
    • 71

    Increasing Clouds

    • 61
    • 75

    Mostly Cloudy

    • 55
    • 79

    Chance Rain Showers

    • 48
    • 68

    Partly Sunny

    • 49
    • 63

    Chance Rain Showers

    • 41
    • 63

    Mostly Sunny

Today 29 Sep Northern Litchfield

Mostly clear. Lows around 40. Highs in the mid 50s.

Tonight 29 Sep Northern Litchfield

Mostly clear. Patchy fog. Lows in the lower 50s. Northwest Winds around 5 Mph this Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Iron Mountain Reservation Temperature Statistics

September Temperature

Oxford, Waterbury-Oxford Airport (21.1 miles)

  • Lowest 15 September, 2026

    46 °F

  • Average September

    63.1 °F

  • Highest 10 September, 2026

    82 °F

Climate (2021–2026)

Oxford, Waterbury-Oxford Airport (21.1 miles)

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  • Average Low 2021–2026

    42.6 °F

  • Average 2021–2026

    51 °F

  • Average High 2021–2026

    59.3 °F
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