Charlestown Weather Forecast

    • 61
    • 94

    Slight Chance Rain Showers

    • 59
    • 87

    Mostly Sunny

    • 58
    • 91

    Rain Showers Likely

    • 52
    • 77

    Mostly Sunny

    • 53
    • 78

    Partly Sunny

    • 56
    • 82

    Slight Chance Rain Showers

Today 12 Jun Sullivan

Patchy fog this morning. Partly sunny with a chance of Showers. A slight chance of Thunderstorms. Some Thunderstorms may produce heavy rainfall this afternoon. Hot with Highs in the lower 90s. Light and variable Winds. Chance of rain 50 percent. Heat index Values in the upper 90s this afternoon.

Tonight 12 Jun Sullivan

Partly cloudy. A chance of Showers and Thunderstorms in the evening. Patchy fog. Lows around 60. West Winds around 10 Mph with Gusts up to 20 Mph. Chance of rain 40 percent. Heat index Values in the upper 90s early in the evening.

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Charlestown Temperature Statistics

June Temperature

Springfield, Hartness State Springfield Airport (8.7 miles)

  • Lowest 2 June, 2026

    39.7 °F

  • Average June

    65.2 °F

  • Highest 10 June, 2026

    88 °F

Climate (2021–Present)

Springfield, Hartness State Springfield Airport (8.7 miles)

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  • Average Low 2021–2026

    38.2 °F

  • Average 2021–2026

    48.4 °F

  • Average High 2021–2026

    59 °F
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