Fairfax Weather Forecast

    • 53
    • 75

    Mostly Sunny

    • 61
    • 82

    Rain Showers Likely

    • 53
    • 77

    Rain Showers Likely

    • 49
    • 71

    Partly Sunny

    • 54
    • 76

    Partly Sunny

    • 64
    • 83

    Chance Rain Showers

Today 18 Jul Western Franklin

Sunny. Highs in the mid 70s. Light and variable Winds.

Tonight 18 Jul Western Franklin

Clear. Lows in the mid 50s. Light and variable Winds.

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Fairfax Temperature Statistics

July Temperature

Burlington, Burlington International Airport (14.9 miles)

  • Lowest 4 July, 2025

    56.6 °F

  • Average July

    76.5 °F

  • Highest 16 July, 2025

    93 °F

Climate (2020–Present)

Burlington, Burlington International Airport (14.9 miles)

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  • Average Low 2020–2025

    41.4 °F

  • Average 2020–2025

    50 °F

  • Average High 2020–2025

    58.6 °F
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