Bethel Weather Forecast

    • 66
    • 82

    Chance Thunderstorms

    • 60
    • 82

    Chance Rain Showers

    • 54
    • 77

    Partly Sunny

    • 52
    • 73

    Mostly Sunny

    • 56
    • 76

    Mostly Sunny

    • 57
    • 76

    Partly Sunny

Today 3 Sep Northern Fairfield

Partly sunny with a chance of Showers with a slight chance of Thunderstorms. Near steady temperature in the upper 70s. West Winds 5 to 10 Mph. Chance of rain 40 percent.

Tonight 3 Sep Northern Fairfield

Mostly cloudy. A chance of Showers with a slight chance of Thunderstorms in the Evening, then a slight chance of Showers and Thunderstorms after midnight. Humid with Lows in the mid 60s. West Winds around 5 Mph. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Bethel Temperature Statistics

September Temperature

Danbury, Danbury Municipal Airport (3.1 miles)

  • Lowest 1 September, 2026

    62.1 °F

  • Average September

    69.2 °F

  • Highest 1 September, 2026

    77 °F

Climate (2021–2026)

Danbury, Danbury Municipal Airport (3.1 miles)

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  • Average Low 2021–2026

    43.3 °F

  • Average 2021–2026

    53.4 °F

  • Average High 2021–2026

    63.1 °F
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