Newtown Weather Forecast

    • 54
    • 68

    Rain Likely

    • 54
    • 61

    Rain

    • 55
    • 63

    Rain

    • 53
    • 65

    Rain Showers Likely

    • 54
    • 69

    Partly Sunny

    • 55
    • 72

    Mostly Cloudy

Today 25 Sep Northern Fairfield

Mostly sunny. Highs in the mid 70s.

Tonight 25 Sep Northern Fairfield

A chance of rain in the Evening, then rain likely after midnight. Breezy with Lows in the mid 50s. Northeast Winds 15 to 25 Mph with Gusts up to 40 Mph. Chance of rain 70 percent.

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  • Temperature Real-Time

Newtown Temperature Statistics

September Temperature

Danbury, Danbury Municipal Airport (9.3 miles)

  • Lowest 15 September, 2026

    44.1 °F

  • Average September

    65.7 °F

  • Highest 10 September, 2026

    82.9 °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

    53.4 °F

  • Average High 2021–2026

    63 °F
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