Gates of the Mountains Game Preserve Weather Forecast

    • 50
    • 73

    Chance Rain Showers

    • 51
    • 74

    Chance Rain Showers

    • 54
    • 73

    Rain Showers

    • 48
    • 64

    Rain Showers

    • 47
    • 67

    Mostly Sunny

    • 52
    • 73

    Mostly Sunny

    • 54
    • 76

    Partly Sunny

Today 4 Sep Gates of the Mountains

Sunny early in the Afternoon, then partly sunny with a 20 percent chance of rain Showers late in the afternoon. Near steady temperature in the upper 60s. Southwest Winds 5 to 10 Mph.

Tonight 4 Sep Gates of the Mountains

Mostly cloudy then becoming partly cloudy after midnight then becoming mostly cloudy. Slight chance of Thunderstorms early in the evening. Chance of rain Showers in the Evening, then chance of rain Showers late in the night. Lows in the upper 40s. Northwest Winds up to 10 Mph. Chance of precipitation 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Gates of the Mountains Game Preserve Temperature Statistics

September Temperature

Helena Regional Airport (19.3 miles)

  • Lowest 1 September, 2026

    48.7 °F

  • Average September

    64 °F

  • Highest 1 September, 2026

    85.6 °F

Climate (2021–2026)

Helena Regional Airport (19.3 miles)

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  • Average Low 2021–2026

    36.4 °F

  • Average 2021–2026

    48 °F

  • Average High 2021–2026

    60 °F
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