Fairfax Weather Forecast

    • 29
    • 38

    Mostly Cloudy

    • 33
    • 39

    Rain

    • 32
    • 42

    Slight Chance Rain

    • 30
    • 42

    Mostly Cloudy

    • 22
    • 37

    Chance Rain/Snow

    • 22
    • 36

    Mostly Sunny

Today 24 Jan Arlington/Falls Church/Alexandria

Mostly sunny. Highs in the upper 30s. Northwest Winds around 5 Mph, becoming southwest in the afternoon.

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Fairfax Temperature Statistics

January Temperature

Washington/Dulles International Airport, DC (9.3 miles)

  • Lowest 21 January, 2021

    21 °F
  • Average January

    36.9 °F
  • Highest 2 January, 2021

    55.9 °F

Climate (2010–Present)

Washington/Dulles International Airport, DC (9.3 miles)

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  • Average Low 2010–Present

    47.8 °F
  • Average 2010–Present

    57 °F
  • Average High 2010–Present

    66.3 °F
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