Jamestown Weather Forecast

    • 44
    • 48

    Rain

    • 33
    • 53

    Chance Rain

    • 41
    • 48

    Mostly Cloudy

    • 40
    • 62

    Mostly Cloudy

    • 31
    • 55

    Mostly Cloudy

    • 37
    • 47

    Chance Rain

Today 30 Jan Clinton

A slight chance of Thunderstorms. Rain. Patchy fog. Highs in the upper 40s. Southeast Winds 5 to 10 Mph. Chance of rain near 100 percent.

Tonight 30 Jan Clinton

Patchy fog in the evening. Cloudy with a slight chance of Thunderstorms. Rain, mainly in the evening. Not as cool with Lows in the mid 40s. Southeast Winds 5 to 10 Mph, becoming south with Gusts up to 20 Mph after midnight. Chance of rain 90 percent.

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Jamestown Temperature Statistics

January Temperature

Belleville, Scott AFB/MidAmerica Airport (21.7 miles)

  • Lowest 15 January, 2025

    2.7 °F

  • Average January

    26.3 °F

  • Highest 28 January, 2025

    56.5 °F

Climate (2020–Present)

Belleville, Scott AFB/MidAmerica Airport (21.7 miles)

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  • Average Low 2020–2025

    47.1 °F

  • Average 2020–2025

    56.9 °F

  • Average High 2020–2025

    67.1 °F
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