Altona Weather Forecast

    • 31
    • 63

    Snow

    • 22
    • 37

    Snow

    • 29
    • 48

    Mostly Sunny

    • 37
    • 60

    Mostly Sunny

    • 39
    • 66

    Partly Sunny

    • 29
    • 63

    Chance Rain/Snow

Today 5 Mar Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

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

Tonight 5 Mar Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

Slight chance of rain in the Evening, then rain likely and slight chance of snow after midnight. No snow accumulation. Lows in the lower 30s. Chance of precipitation 60 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Altona Temperature Statistics

March Temperature

Vance Brand Airport (6.2 miles)

  • Lowest 1 March, 2026

    30.6 °F

  • Average March

    46.5 °F

  • Highest 2 March, 2026

    71.4 °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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