Altona Weather Forecast

    • 33
    • 69

    Partly Sunny

    • 37
    • 55

    Partly Sunny

    • 47
    • 65

    Windy

    • 48
    • 68

    Breezy

    • 33
    • 71

    Breezy

    • 27
    • 48

    Chance Rain/Snow

Today 10 Mar Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

Mostly cloudy late in the Morning, then becoming partly cloudy. Highs 62 to 70. West Winds 10 to 20 Mph with Gusts up to 30 Mph in the afternoon.

Tonight 10 Mar Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

Mostly cloudy with a slight chance of rain early in the Evening, then partly cloudy with a chance of rain in the late evening and early morning. Partly cloudy towards Sunrise. Lows in the lower 30s. Northwest Winds 10 to 20 Mph with Gusts up to 30 Mph. Chance of rain 30 percent.

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Altona Temperature Statistics

March Temperature

Vance Brand Airport (6.2 miles)

  • Lowest 7 March, 2026

    19 °F

  • Average March

    43.9 °F

  • Highest 8 March, 2026

    72.3 °F

Climate (2021–Present)

Vance Brand Airport (6.2 miles)

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  • Average Low 2021–2026

    38.4 °F

  • Average 2021–2026

    53.2 °F

  • Average High 2021–2026

    68.6 °F
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