Charlestown Weather Forecast

    • 52
    • 64

    Chance Rain Showers

    • 50
    • 75

    Partly Sunny

    • 54
    • 83

    Mostly Sunny

    • 59
    • 84

    Partly Sunny

    • 61
    • 79

    Rain Showers Likely

    • 55
    • 77

    Rain Showers Likely

Today 20 Aug Sullivan

Cloudy with a 50 percent chance of Showers. Highs in the lower 60s. Light and variable Winds.

Tonight 20 Aug Sullivan

Partly cloudy. A slight chance of Showers in the evening. Patchy fog after midnight. Lows around 50. Light and variable Winds. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Charlestown Temperature Statistics

August Temperature

Springfield, Hartness State Springfield Airport (8.7 miles)

  • Lowest 2 August, 2025

    46.7 °F

  • Average August

    72.3 °F

  • Highest 11 August, 2025

    95.6 °F

Climate (2020–Present)

Springfield, Hartness State Springfield Airport (8.7 miles)

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  • Average Low 2020–2025

    38.4 °F

  • Average 2020–2025

    48.4 °F

  • Average High 2020–2025

    58.9 °F
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