Northern Pacific Reservoir Weather Forecast

    • 32
    • 60

    Mostly Sunny

    • 34
    • 58

    Partly Sunny

    • 34
    • 59

    Partly Sunny

    • 34
    • 55

    Chance Rain

    • 25
    • 44

    Chance Rain/Snow

    • 24
    • 42

    Slight Chance Snow

Today 5 Feb Elkhorn and Boulder Mountains

Sunny. Highs 49 to 57. Southwest Winds up to 10 Mph.

Tonight 5 Feb Elkhorn and Boulder Mountains

Mostly clear. Lows in the lower 30s. Southwest Winds up to 5 Mph with Gusts to around 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Northern Pacific Reservoir Temperature Statistics

February Temperature

Helena Regional Airport (5 miles)

  • Lowest 1 February, 2026

    28.9 °F

  • Average February

    41.8 °F

  • Highest 1 February, 2026

    48.9 °F

Climate (2021–Present)

Helena Regional Airport (5 miles)

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  • Average Low 2021–2026

    36.3 °F

  • Average 2021–2026

    47.8 °F

  • Average High 2021–2026

    59.6 °F
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