Longmont Weather Forecast

    • 56
    • 93

    Mostly Sunny

    • 51
    • 77

    Chance Thunderstorms

    • 56
    • 73

    Chance Thunderstorms

    • 61
    • 87

    Chance Thunderstorms

    • 59
    • 88

    Chance Thunderstorms

    • 60
    • 90

    Chance Thunderstorms

    • 61
    • 93

    Slight Chance Thunderstorms

Today 17 Jun Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

Partly cloudy. Highs 89 to 95. Southwest Winds 10 to 15 Mph with Gusts up to 20 Mph in the afternoon.

Tonight 17 Jun Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

Mostly clear. Lows in the 50s. West Winds 10 to 15 Mph with Gusts up to 25 Mph.

Graph Plots Open in Graphs
  • Temperature Forecast NOAA

  • Temperature Real-Time

Longmont Temperature Statistics

June Temperature

Vance Brand Airport (3.1 miles)

  • Lowest 1 June, 2024

    47.8 °F
  • Average June

    75.1 °F
  • Highest 13 June, 2024

    100.2 °F

Climate (2019–Present)

Vance Brand Airport (3.1 miles)

Take a look at our website widgetsAvailable free! Find Out More
  • Average Low 2019–2024

    37.5 °F
  • Average 2019–2024

    52.2 °F
  • Average High 2019–2024

    67.7 °F
Get an account to remove ads