Jamestown Weather Forecast

    • 50
    • 73

    Chance Thunderstorms

    • 52
    • 77

    Slight Chance Thunderstorms

    • 53
    • 77

    Mostly Sunny

    • 56
    • 79

    Partly Sunny

    • 54
    • 78

    Slight Chance Thunderstorms

    • 52
    • 71

    Chance Thunderstorms

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

Partly cloudy in the Morning, then mostly cloudy with a chance of Thunderstorms early in the afternoon. Mostly cloudy with a slight chance of Thunderstorms late in the afternoon. Highs 71 to 79. Chance of precipitation 30 percent.

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

Partly cloudy. Lows 44 to 54.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Jamestown Temperature Statistics

June Temperature

Boulder Municipal Airport (9.9 miles)

  • Lowest 1 June, 2026

    55.4 °F

  • Average June

    67.5 °F

  • Highest 1 June, 2026

    78.8 °F

Climate (2021–Present)

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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