St Joseph Weather Forecast

    • 53
    • 80

    Partly Sunny

    • 57
    • 84

    Mostly Sunny

    • 58
    • 87

    Sunny

    • 61
    • 90

    Mostly Sunny

    • 64
    • 91

    Slight Chance Thunderstorms

    • 62
    • 92

    Slight Chance Thunderstorms

Today 9 Sep Champaign

Mostly sunny. Near steady temperature in the upper 70s. South Winds around 5 Mph.

Tonight 9 Sep Champaign

Partly cloudy. Lows in the lower 50s. Southeast Winds around 5 Mph.

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St Joseph Temperature Statistics

September Temperature

Rantoul National Aviation Center Airport (13 miles)

  • Lowest 7 September, 2025

    43 °F

  • Average September

    62.5 °F

  • Highest 3 September, 2025

    83.1 °F

Climate (2020–Present)

Rantoul National Aviation Center Airport (13 miles)

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  • Average Low 2020–2025

    43.1 °F

  • Average 2020–2025

    52.6 °F

  • Average High 2020–2025

    62.2 °F
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