Helena Weather Forecast

    • 50
    • 77

    Breezy

    • 38
    • 62

    Chance Rain Showers

    • 41
    • 66

    Partly Sunny

    • 36
    • 57

    Chance Rain Showers

    • 37
    • 61

    Chance Rain Showers

    • 42
    • 65

    Chance Rain

    • 39
    • 59

    Rain Showers Likely

Today 16 May Helena Valley

Windy, cloudy. Highs 75 to 80. South Winds 5 to 15 Mph increasing to west 20 to 30 Mph in the afternoon.

Tonight 16 May Helena Valley

Breezy. Mostly clear. Lows 45 to 50. West Winds 15 to 25 Mph with Gusts to around 40 Mph becoming southwest 5 to 10 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Helena Temperature Statistics

May Temperature

Helena Regional Airport (1.9 miles)

  • Lowest 4 May, 2024

    29.8 °F

  • Average May

    51.5 °F

  • Highest 12 May, 2024

    82.7 °F

Climate (2019–Present)

Helena Regional Airport (1.9 miles)

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  • Average Low 2019–2024

    35.9 °F

  • Average 2019–2024

    46.9 °F

  • Average High 2019–2024

    58.4 °F
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