Lemont Weather Forecast

    • 56
    • 81

    Mostly Cloudy

    • 58
    • 73

    Chance Rain Showers

    • 56
    • 84

    Mostly Sunny

    • 50
    • 83

    Mostly Sunny

    • 55
    • 77

    Partly Sunny

    • 55
    • 77

    Partly Sunny

    • 58
    • 81

    Partly Sunny

Today 16 Sep Southern Centre

Partly sunny. Highs in the upper 70s. East Winds around 5 Mph.

Tonight 16 Sep Southern Centre

Mostly cloudy. Lows in the mid 50s. East Winds around 5 Mph.

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Lemont Temperature Statistics

September Temperature

State College - University Park Airport (3.1 miles)

  • Lowest 8 September, 2025

    41 °F

  • Average September

    60.7 °F

  • Highest 13 September, 2025

    82.4 °F

Climate (2020–Present)

State College - University Park Airport (3.1 miles)

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  • Average Low 2020–2025

    43 °F

  • Average 2020–2025

    50.3 °F

  • Average High 2020–2025

    60.4 °F
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