Cannon Lake Weather Forecast

    • 51
    • 68

    Rain Showers Likely

    • 46
    • 69

    Chance Rain Showers

    • 51
    • 75

    Mostly Sunny

    • 44
    • 73

    Breezy

    • 48
    • 73

    Mostly Sunny

    • 49
    • 77

    Slight Chance Thunderstorms

Today 9 Jun Big Belt

Sunny in the Morning, then partly cloudy with chance of rain Showers and slight chance of Thunderstorms in the afternoon. Highs 65 to 75. Southeast Winds up to 10 Mph. Chance of precipitation 50 percent.

Tonight 9 Jun Big Belt

Rain Showers and chance of Thunderstorms in the Evening, then chance of Thunderstorms after midnight. Lows 45 to 50. Southeast Winds 5 to 10 Mph shifting to the west after midnight. Chance of precipitation 90 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cannon Lake Temperature Statistics

June Temperature

Helena Regional Airport (31.1 miles)

  • Lowest 1 June, 2024

    41.6 °F

  • Average June

    62.4 °F

  • Highest 6 June, 2024

    88 °F

Climate (2019–Present)

Helena Regional Airport (31.1 miles)

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  • Average Low 2019–2024

    35.9 °F

  • Average 2019–2024

    46.9 °F

  • Average High 2019–2024

    58.5 °F
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