Altona Weather Forecast

    • 63
    • 93

    Mostly Sunny

    • 63
    • 91

    Mostly Sunny

    • 64
    • 90

    Mostly Sunny

    • 64
    • 90

    Partly Sunny

    • 65
    • 93

    Partly Sunny

    • 65
    • 92

    Chance Thunderstorms

Today 14 Jul Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

Mostly sunny. Highs 91 to 97. Southeast Winds 10 to 20 Mph with Gusts up to 35 Mph in the afternoon.

Tonight 14 Jul Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

Mostly clear. Lows 59 to 67. Southeast Winds 10 to 20 Mph with Gusts up to 35 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Altona Temperature Statistics

July Temperature

Vance Brand Airport (6.2 miles)

  • Lowest 1 July, 2026

    50.4 °F

  • Average July

    73.7 °F

  • Highest 12 July, 2026

    96.8 °F

Climate (2021–2026)

Vance Brand Airport (6.2 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    38.5 °F

  • Average 2021–2026

    53.4 °F

  • Average High 2021–2026

    68.8 °F
Get WillyWeather+ to remove ads