Altona Weather Forecast

    • 38
    • 62

    Mostly Cloudy

    • 44
    • 64

    Mostly Cloudy

    • 35
    • 62

    Chance Rain/Snow

    • 39
    • 58

    Mostly Sunny

    • 38
    • 61

    Breezy

    • 31
    • 59

    Partly Sunny

Today 23 Feb Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

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

Tonight 23 Feb Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

Mostly cloudy. Lows in the mid to upper 30s.

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Altona Temperature Statistics

February Temperature

Vance Brand Airport (6.2 miles)

  • Lowest 20 February, 2026

    7.5 °F

  • Average February

    40.5 °F

  • Highest 9 February, 2026

    70.3 °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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