Mechanicsburg Weather Forecast

    • 60
    • 78

    Chance Thunderstorms

    • 61
    • 79

    Mostly Sunny

    • 58
    • 78

    Rain Showers Likely

    • 54
    • 74

    Mostly Sunny

    • 55
    • 74

    Mostly Sunny

    • 58
    • 77

    Partly Sunny

Today 20 Aug Champaign

Cloudy with a chance of Showers this Morning, then partly cloudy with a chance of Showers and Thunderstorms this afternoon. Highs in the upper 70s. Light and variable Winds, becoming north around 5 Mph this late morning and afternoon. Chance of rain 30 percent.

Tonight 20 Aug Champaign

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

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mechanicsburg Temperature Statistics

August Temperature

London Madison County Airport (10.6 miles)

  • Lowest 4 August, 2026

    51.8 °F

  • Average August

    72.3 °F

  • Highest 5 August, 2026

    86 °F

Climate (2021–2026)

London Madison County Airport (10.6 miles)

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  • Average Low 2021–2026

    42.7 °F

  • Average 2021–2026

    52.5 °F

  • Average High 2021–2026

    62.6 °F
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