McLean Weather Forecast

    • 66
    • 86

    Rain Showers

    • 63
    • 76

    Rain Showers Likely

    • 65
    • 77

    Chance Thunderstorms

    • 63
    • 77

    Rain Showers Likely

    • 60
    • 75

    Slight Chance Thunderstorms

    • 62
    • 76

    Slight Chance Thunderstorms

Today 12 Aug Pierce

Mostly cloudy in the Morning, then becoming partly sunny. Humid with Highs in the upper 80s. Northeast Winds 5 to 10 Mph with Gusts up to 20 Mph, becoming east in the afternoon.

Tonight 12 Aug Pierce

Cloudy with a chance of Showers and Thunderstorms. Lows in the upper 60s. Northeast Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain 50 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

McLean Temperature Statistics

August Temperature

Wayne, Wayne Municipal Airport (26.7 miles)

  • Lowest 8 August, 2026

    49.5 °F

  • Average August

    69.3 °F

  • Highest 3 August, 2026

    85.3 °F

Climate (2021–2026)

Wayne, Wayne Municipal Airport (26.7 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    37.9 °F

  • Average 2021–2026

    50 °F

  • Average High 2021–2026

    62.1 °F
Get WillyWeather+ to remove ads