Newtown Weather Forecast

    • 50
    • 70

    Sunny

    • 53
    • 76

    Mostly Sunny

    • 58
    • 78

    Partly Sunny

    • 67
    • 79

    Chance Rain Showers

    • 58
    • 81

    Chance Rain Showers

    • 53
    • 73

    Mostly Sunny

    • 58
    • 75

    Partly Sunny

Today 6 Sep Northern Fairfield

Partly sunny with a 30 percent chance of Showers. Near steady temperature in the upper 60s. North Winds around 5 Mph.

Tonight 6 Sep Northern Fairfield

Mostly clear. Lows in the lower 50s. Northwest Winds around 5 Mph.

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Newtown Temperature Statistics

September Temperature

Danbury, Danbury Municipal Airport (9.3 miles)

  • Lowest 2 September, 2026

    61 °F

  • Average September

    69.8 °F

  • Highest 3 September, 2026

    81 °F

Climate (2021–2026)

Danbury, Danbury Municipal Airport (9.3 miles)

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  • Average Low 2021–2026

    43.3 °F

  • Average 2021–2026

    53.5 °F

  • Average High 2021–2026

    63.1 °F
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