Grand Junction Weather Forecast

    • 48
    • 65

    Mostly Cloudy

    • 48
    • 66

    Mostly Cloudy

    • 45
    • 68

    Partly Sunny

    • 44
    • 68

    Partly Sunny

    • 45
    • 67

    Mostly Cloudy

    • 48
    • 67

    Mostly Cloudy

    • 51
    • 69

    Partly Sunny

Today 22 Sep Van Buren

Partly sunny with a 20 percent chance of rain Showers. Highs in the lower 70s.

Tonight 22 Sep Van Buren

Mostly cloudy in the evening then becoming partly cloudy. Lows in the upper 40s. Northeast Winds 5 to 15 Mph with Gusts to around 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grand Junction Temperature Statistics

September Temperature

South Haven, South Haven Area Regional Airport (9.9 miles)

  • Lowest 14 September, 2026

    48.2 °F

  • Average September

    70.4 °F

  • Highest 2 September, 2026

    93.2 °F

Climate (2021–2026)

South Haven, South Haven Area Regional Airport (9.9 miles)

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  • Average Low 2021–2026

    42.8 °F

  • Average 2021–2026

    51.3 °F

  • Average High 2021–2026

    59.5 °F
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