Helena Weather Forecast

    • 52
    • 67

    Chance Rain Showers

    • 55
    • 77

    Mostly Sunny

    • 56
    • 80

    Mostly Sunny

    • 64
    • 85

    Partly Sunny

    • 61
    • 83

    Rain Showers Likely

    • 59
    • 79

    Rain Showers Likely

Today 22 Jul Northern St. Lawrence

Mostly cloudy. A chance of Showers with a slight chance of Thunderstorms this Morning, then isolated Showers this afternoon. Highs in the mid 60s. West Winds 10 to 15 Mph. Chance of rain 50 percent.

Tonight 22 Jul Northern St. Lawrence

Partly cloudy. Lows in the lower 50s. West Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Helena Temperature Statistics

July Temperature

Massena, Massena International-Richards Field (5.6 miles)

  • Lowest 17 July, 2026

    51.7 °F

  • Average July

    71.5 °F

  • Highest 1 July, 2026

    91.7 °F

Climate (2021–2026)

Massena, Massena International-Richards Field (5.6 miles)

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  • Average Low 2021–2026

    36.1 °F

  • Average 2021–2026

    46.2 °F

  • Average High 2021–2026

    55.9 °F
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