Lewisboro Weather Forecast

    • 54
    • 69

    Mostly Sunny

    • 62
    • 77

    Partly Sunny

    • 64
    • 79

    Chance Rain Showers

    • 54
    • 77

    Partly Sunny

    • 57
    • 68

    Chance Rain Showers

    • 58
    • 75

    Rain Showers Likely

Today 15 Sep Northern Westchester

Sunny. Highs around 70. Northeast Winds around 5 Mph, becoming southeast around 5 Mph this afternoon.

Tonight 15 Sep Northern Westchester

Mostly clear in the Evening, then becoming partly cloudy. Lows in the lower 50s. South Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lewisboro Temperature Statistics

September Temperature

Danbury, Danbury Municipal Airport (9.3 miles)

  • Lowest 7 September, 2026

    50 °F

  • Average September

    67.9 °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

    63.1 °F
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