Altona Weather Forecast

    • 33
    • 60

    Partly Sunny

    • 24
    • 54

    Mostly Sunny

    • 29
    • 49

    Partly Sunny

    • 43
    • 66

    Partly Sunny

    • 38
    • 67

    Partly Sunny

    • 40
    • 65

    Partly Sunny

Today 7 Nov Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

Partly cloudy. Highs in the lower to mid 60s.

Tonight 7 Nov Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

Mostly clear. Lows in the lower to mid 30s. West Winds 10 to 15 Mph, becoming north after midnight.

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Altona Temperature Statistics

November Temperature

Vance Brand Airport (6.2 miles)

  • Lowest 1 November, 2025

    23.9 °F

  • Average November

    49.3 °F

  • Highest 2 November, 2025

    84.4 °F

Climate (2020–Present)

Vance Brand Airport (6.2 miles)

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  • Average Low 2020–2025

    37.9 °F

  • Average 2020–2025

    52.6 °F

  • Average High 2020–2025

    67.9 °F
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