Highline Lake State Park Weather Forecast

    • 69
    • 100

    Slight Chance Thunderstorms

    • 70
    • 101

    Chance Thunderstorms

    • 67
    • 100

    Rain Showers

    • 65
    • 94

    Rain Showers

    • 67
    • 91

    Chance Thunderstorms

    • 68
    • 93

    Chance Thunderstorms

    • 68
    • 95

    Chance Thunderstorms

Today 19 Jul Grand Valley

Mostly sunny. Highs 95 to 100.

Tonight 19 Jul Grand Valley

Partly cloudy. Slight chance of Showers and Thunderstorms in the evening. Lows 65 to 75. Chance of rain 20 percent.

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  • Temperature Real-Time

Highline Lake State Park Temperature Statistics

July Temperature

Grand Junction Regional Airport (18.6 miles)

  • Lowest 1 July, 2026

    55.7 °F

  • Average July

    83.6 °F

  • Highest 12 July, 2026

    104.6 °F

Climate (2021–2026)

Grand Junction Regional Airport (18.6 miles)

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  • Average Low 2021–2026

    43.7 °F

  • Average 2021–2026

    56.2 °F

  • Average High 2021–2026

    69.1 °F
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