Jamestown Weather Forecast

    • 56
    • 81

    Patchy Smoke

    • 54
    • 79

    Chance Thunderstorms

    • 57
    • 79

    Partly Sunny

    • 58
    • 80

    Slight Chance Thunderstorms

    • 58
    • 79

    Thunderstorms Likely

    • 58
    • 82

    Chance Thunderstorms

Today 3 Jul Larimer and Boulder Counties Between 6000 and 9000 Feet

Patchy smoke early in the morning. Partly cloudy. Highs 75 to 85.

Tonight 3 Jul Larimer and Boulder Counties Between 6000 and 9000 Feet

Partly cloudy. Lows 48 to 58.

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Jamestown Temperature Statistics

July Temperature

Boulder Municipal Airport (9.9 miles)

  • Lowest 1 July, 2026

    55.4 °F

  • Average July

    73.2 °F

  • Highest 1 July, 2026

    89.6 °F

Climate (2021–2026)

Boulder Municipal Airport (9.9 miles)

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  • Average Low 2021–2026

    41.2 °F

  • Average 2021–2026

    53.6 °F

  • Average High 2021–2026

    66.2 °F
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