St Jons Weather Forecast

    • 62
    • 84

    Slight Chance Thunderstorms

    • 55
    • 81

    Sunny

    • 59
    • 82

    Mostly Sunny

    • 63
    • 84

    Mostly Sunny

    • 67
    • 85

    Slight Chance Rain Showers

    • 69
    • 86

    Chance Thunderstorms

    • 70
    • 86

    Chance Thunderstorms

Today 1 Jun Perry

Mostly sunny. Near steady temperature around 80. Northwest Winds around 5 Mph.

Tonight 1 Jun Perry

Partly cloudy with a slight chance of Showers and Thunderstorms this Evening, then mostly clear after midnight. Lows in the lower 60s. Northeast Winds around 5 Mph. Chance of rain 20 percent.

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St Jons Temperature Statistics

June Temperature

Southern Illinois Airport (16.8 miles)

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Climate (2021–Present)

Southern Illinois Airport (16.8 miles)

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  • Average Low 2021–2026

    48.1 °F

  • Average 2021–2026

    58.6 °F

  • Average High 2021–2026

    69.3 °F
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