St Jacob Weather Forecast

    • 59
    • 71

    Becoming Sunny

    • 63
    • 81

    Increasing Clouds

    • 66
    • 83

    Chance Thunderstorms

    • 66
    • 84

    Rain Showers Likely

    • 69
    • 82

    Rain Showers

    • 72
    • 87

    Slight Chance Thunderstorms

    • 75
    • 92

    Mostly Sunny

Today 22 Jun Madison

Cloudy, cooler with Highs in the lower 70s. North Winds 5 to 10 Mph.

Tonight 22 Jun Madison

Mostly cloudy this Evening, then clearing. Lows around 60. North Winds 5 to 10 Mph.

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St Jacob Temperature Statistics

June Temperature

Belleville, Scott AFB/MidAmerica Airport (11.8 miles)

  • Lowest 3 June, 2026

    55.2 °F

  • Average June

    76 °F

  • Highest 9 June, 2026

    92.8 °F

Climate (2021–2026)

Belleville, Scott AFB/MidAmerica Airport (11.8 miles)

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  • Average Low 2021–2026

    47.8 °F

  • Average 2021–2026

    57.8 °F

  • Average High 2021–2026

    68.1 °F
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