Boulder Weather Forecast

    • 7
    • 24

    Mostly Sunny

    • 10
    • 31

    Partly Sunny

    • 11
    • 37

    Partly Sunny

    • 16
    • 38

    Mostly Cloudy

    • 20
    • 40

    Mostly Cloudy

    • 16
    • 43

    Mostly Sunny

Today 9 Jan Upper Green River Basin Foothills

Mostly sunny and brisk. Highs in the lower 20s. Northwest Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 9 Jan Upper Green River Basin Foothills

Partly cloudy. Cold with Lows around 6 above. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

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Boulder Temperature Statistics

January Temperature

Pinedale, Ralph Wenz Field Airport (5 miles)

  • Lowest 7 January, 2026

    14 °F

  • Average January

    28.5 °F

  • Highest 2 January, 2026

    39.2 °F

Climate (2021–Present)

Pinedale, Ralph Wenz Field Airport (5 miles)

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  • Average Low 2021–2026

    24 °F

  • Average 2021–2026

    39 °F

  • Average High 2021–2026

    52.1 °F
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