Longmont Weather Forecast

    • 44
    • 68

    Rain Showers

    • 39
    • 49

    Rain Showers

    • 39
    • 59

    Rain Showers Likely

    • 42
    • 69

    Partly Sunny

    • 44
    • 73

    Slight Chance Thunderstorms

    • 47
    • 73

    Slight Chance Thunderstorms

Today 26 Apr Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

Slight chance of Showers in the Morning, then Showers and slight chance of Thunderstorms in the afternoon. Highs in the mid to upper 60s. Northwest Winds 10 to 15 Mph with Gusts up to 30 Mph.

Tonight 26 Apr Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

Chance of Thunderstorms. Showers. Lows in the lower 40s. Southwest Winds 10 to 15 Mph with Gusts up to 20 Mph in the Evening, becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Longmont Temperature Statistics

April Temperature

Vance Brand Airport (3.1 miles)

  • Lowest 9 April, 2024

    29.3 °F

  • Average April

    51.4 °F

  • Highest 14 April, 2024

    84.2 °F

Climate (2019–Present)

Vance Brand Airport (3.1 miles)

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  • Average Low 2019–2024

    37.4 °F

  • Average 2019–2024

    52 °F

  • Average High 2019–2024

    67.5 °F
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