Herndon Weather Forecast

    • 71
    • 95

    Partly Sunny

    • 72
    • 95

    Partly Sunny

    • 70
    • 94

    Partly Sunny

    • 70
    • 95

    Mostly Sunny

    • 69
    • 94

    Partly Sunny

    • 68
    • 92

    Slight Chance Thunderstorms

    • 66
    • 90

    Mostly Sunny

Today 13 Sep Craighead

Mostly sunny. Near steady temperature in the lower 90s. South Winds around 5 Mph.

Tonight 13 Sep Craighead

Mostly sunny with a slight chance of Showers Early, then mostly clear. Lows around 70. South Winds around 5 Mph. Chance of rain 20 percent.

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Herndon Temperature Statistics

September Temperature

Walnut Ridge Regional Airport (16.2 miles)

  • Lowest 8 September, 2025

    50 °F

  • Average September

    71.8 °F

  • Highest 11 September, 2025

    93.9 °F

Climate (2020–Present)

Walnut Ridge Regional Airport (16.2 miles)

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  • Average Low 2020–2025

    51.6 °F

  • Average 2020–2025

    61 °F

  • Average High 2020–2025

    70.7 °F
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