Helena weather live forecast

Tomorrow's maximum temperature in Helena is expected to be 82°F.

5-day weather forecast updated at 04:00 on Sunday 15th June 2025 GMT

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The 5-day weather forecast for Montana (Helena) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Helena weather forecast by day

Below are the detailed weather forecasts for Helena for the next 5 days.

Helena weather for Sunday 15th June 2025

Expect isolated thunderstorms in Helena, Montana with a maximum temperature of 82°F, low levels of heat & humidity, maximum UV of 8 (Very High) and 9 hours of bright sunshine. There are 0-2 mm of rainfall expected with 53% chance of some rain and a gentle breeze of 11 mph from the north.

  • 82°F maximum temperature82
    °F maximum temperature
  • 55°F minimum temperature55
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 9 hours of bright sunshine9
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 53% chance of some rain53
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Gentle breeze of 11 mph from the North11
    mph wind from N

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Helena weather for Monday 16th June 2025

Expect scattered clouds in Helena, Montana with a maximum temperature of 77°F, maximum UV of 6 (High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 9 mph from the south.

  • 77°F maximum temperature77
    °F maximum temperature
  • 52°F minimum temperature52
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 9 hours of bright sunshine9
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 77°F wind chill77
    °F wind chill
  • Gentle breeze of 9 mph from the South9
    mph wind from S

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Helena weather for Tuesday 17th June 2025

Expect isolated thunderstorms in Helena, Montana with a maximum temperature of 79°F, maximum UV of 8 (Very High) and 12 hours of bright sunshine. There are 0-2 mm of rainfall expected with 32% chance of some rain and a gentle breeze of 10 mph from the north-west.

  • 79°F maximum temperature79
    °F maximum temperature
  • 52°F minimum temperature52
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 12 hours of bright sunshine12
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 32% chance of some rain32
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 10 mph from the North-West10
    mph wind from NW

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Helena weather for Wednesday 18th June 2025

Expect scattered clouds in Helena, Montana with a maximum temperature of 84°F, low levels of heat & humidity, maximum UV of 8 (Very High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 11 mph from the west.

  • 84°F maximum temperature84
    °F maximum temperature
  • 50°F minimum temperature50
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 13 hours of bright sunshine13
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Gentle breeze of 11 mph from the West11
    mph wind from W

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Helena weather for Thursday 19th June 2025

Expect broken clouds in Helena, Montana with a maximum temperature of 84°F, low levels of heat & humidity, maximum UV of 9 (Very High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 11 mph from the north-east.

  • 84°F maximum temperature84
    °F maximum temperature
  • 50°F minimum temperature50
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Gentle breeze of 11 mph from the North-East11
    mph wind from NE

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  • Save up to 50% on holidays to select hotels & resorts
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  • Destinations across Europe, Americas, Asia, Africa & beyond
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