Jamestown Weather Forecast

    • 50
    • 73

    Becoming Sunny

    • 52
    • 73

    Mostly Sunny

    • 51
    • 70

    Partly Sunny

    • 48
    • 66

    Mostly Cloudy

    • 44
    • 64

    Chance Rain Showers

    • 45
    • 59

    Chance Rain Showers

Today 8 Oct Larimer and Boulder Counties Between 6000 and 9000 Feet

Mostly sunny. Highs 70 to 80.

Tonight 8 Oct Larimer and Boulder Counties Between 6000 and 9000 Feet

Partly cloudy in the evening then clearing. Lows 43 to 53.

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  • Temperature Real-Time

Jamestown Temperature Statistics

October Temperature

Boulder Municipal Airport (9.9 miles)

  • Lowest 2 October, 2026

    46.4 °F

  • Average October

    65.7 °F

  • Highest 5 October, 2026

    91.4 °F

Climate (2021–2026)

Boulder Municipal Airport (9.9 miles)

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  • Average Low 2021–2026

    41.4 °F

  • Average 2021–2026

    53.7 °F

  • Average High 2021–2026

    66.4 °F
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