Hamilton Weather Forecast

    • 58
    • 77

    Chance Rain Showers

    • 64
    • 84

    Slight Chance Thunderstorms

    • 66
    • 85

    Rain Showers

    • 58
    • 77

    Rain Showers Likely

    • 58
    • 75

    Partly Sunny

    • 60
    • 78

    Partly Sunny

Today 18 Jun Caldwell

Partly Cloudy, then becoming partly sunny this Morning, then becoming mostly sunny. A chance of Showers this morning. Not as warm with Highs in the upper 70s. Northwest Winds around 5 Mph. Chance of rain 30 percent.

Tonight 18 Jun Caldwell

Mostly clear. Lows in the upper 50s. Northwest Winds around 5 Mph in the Evening, becoming light and variable.

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Hamilton Temperature Statistics

June Temperature

Chillicothe, Chillicothe Agri-Science Center (22.4 miles)

  • Lowest 15 June, 2026

    53.1 °F

  • Average June

    74.2 °F

  • Highest 9 June, 2026

    90.6 °F

Climate (2021–2026)

Chillicothe, Chillicothe Agri-Science Center (22.4 miles)

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  • Average Low 2021–2026

    45.5 °F

  • Average 2021–2026

    56.2 °F

  • Average High 2021–2026

    67.1 °F
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