Danbury Weather Forecast

    • 54
    • 77

    Slight Chance Thunderstorms

    • 57
    • 81

    Partly Sunny

    • 60
    • 81

    Rain Showers Likely

    • 53
    • 81

    Chance Thunderstorms

    • 52
    • 77

    Mostly Sunny

    • 57
    • 81

    Partly Sunny

Today 25 Aug Merrimack

Partly sunny with a slight chance of Showers and Thunderstorms. Highs in the mid 70s. Light and variable Winds. Chance of rain 20 percent.

Tonight 25 Aug Merrimack

Mostly clear. Lows in the mid 50s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Danbury Temperature Statistics

August Temperature

Plymouth Municipal Airport (18 miles)

  • Lowest 16 August, 2026

    44.6 °F

  • Average August

    68.9 °F

  • Highest 6 August, 2026

    90 °F

Climate (2021–2026)

Plymouth Municipal Airport (18 miles)

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  • Average Low 2021–2026

    36.2 °F

  • Average 2021–2026

    46.4 °F

  • Average High 2021–2026

    57 °F
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