10-Day Weather Forecast - Helena, MT

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  • |59°F
    60% Chance of Storms

    Tonight

    59°F

    Mostly cloudy until early morning then becoming partly cloudy. Rain showers likely and chance of thunderstorms in the evening then chance of rain showers and slight chance of thunderstorms after midnight. Lows in the mid 50s. North winds 5 to 10 mph shifting to the west after midnight. Chance of precipitation 60 percent.

    Hourly details
  • 84|61°F
    Mostly Sunny

    Day

    84°F

    Mostly sunny. A 20 percent chance of rain showers in the morning. Highs in the lower 80s. West winds up to 10 mph.

    Night

    61°F

    Mostly clear. Lows in the mid 50s. Northwest winds up to 5 mph shifting to the south after midnight.

    Hourly details
  • 87|57°F
    50% Chance of Storms

    Day

    87°F

    Sunny in the morning then partly sunny with a 50 percent chance of thunderstorms in the afternoon. Highs in the upper 80s. South winds up to 10 mph.

    Night

    57°F

    Mostly cloudy with chance of rain showers and slight chance of thunderstorms in the evening then mostly clear after midnight. Lows in the mid 50s. Southwest winds up to 10 mph. Chance of precipitation 30 percent.

    Hourly details
  • 87|56°F
    Mostly Sunny

    Day

    87°F

    Mostly clear. Highs in the mid 80s. Lows in the mid 50s.

    Night

    56°F

    Mostly clear. Highs in the mid 80s. Lows in the mid 50s.

    Hourly details
  • 90|59°F
    Sunny

    Day

    90°F

    Sunny. Highs in the upper 80s.

    Night

    59°F

    Mostly clear. Lows in the upper 50s.

    Hourly details
  • 96|63°F
    Sunny

    Day

    96°F

    Sunny. Highs in the mid 90s.

    Night

    63°F

    Mostly clear. Lows in the upper 50s. Highs in the mid 90s.

    Hourly details
  • 94|65°F
    Mostly Sunny

    Day

    94°F

    Mostly clear. Lows in the upper 50s. Highs in the mid 90s.

    Night

    65°F

    Partly cloudy. Lows in the lower 60s. Highs in the lower 90s.

    Hourly details
  • 95|65°F
    Partly Cloudy

    Day

    95°F

    Partly cloudy. Lows in the lower 60s. Highs in the lower 90s.

    Night

    65°F

    Partly cloudy with widely scattered thunderstorms. Chance of storms 30%. Low temperature around 65F. Dew point will be around 51F with an average humidity of 43%. Winds will be 5 mph from the W.

  • 94|64°F
    Mostly Sunny

    Day

    94°F

    Mostly sunny with scattered thunderstorms. Chance of storms 55%. High temperature around 94F. Dew point will be around 52F with an average humidity of 36%. Winds will be 4 mph from the NE.

    Night

    64°F

    Partly cloudy with scattered thunderstorms. Chance of storms 55%. Low temperature around 64F. Dew point will be around 55F with an average humidity of 51%. Winds will be 5 mph from the W.

  • 94|65°F
    Mostly Sunny

    Day

    94°F

    Mostly sunny with scattered thunderstorms. Chance of storms 60%. High temperature around 94F. Dew point will be around 55F with an average humidity of 41%. Winds will be 4 mph from the NE.

    Night

    65°F

    Partly cloudy with scattered thunderstorms. Chance of storms 45%. Low temperature around 65F. Dew point will be around 56F with an average humidity of 50%. Winds will be 5 mph from the SW.