Helena weather live forecast

Today's maximum temperature in Helena is expected to be 86°F. Select a day from the live weather forecast for Helena, Montana, USA for more weather parameters.

5-day weather forecast updated at 04:01 on Saturday 26th July 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 Saturday 26th July 2025

Expect isolated thunderstorms in Helena, Montana with a maximum temperature of 86°F, moderate levels of heat & humidity, maximum UV of 7 (High) and 9 hours of bright sunshine. There are 2-5 mm of rainfall expected with 54% chance of some rain and a gentle breeze of 11 mph from the south-west.

  • 86°F maximum temperature86
    °F maximum temperature
  • 59°F minimum temperature59
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 9 hours of bright sunshine9
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 54% chance of some rain54
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 11 mph from the South-West11
    mph wind from SW

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Helena weather for Sunday 27th July 2025

Expect sunshine and showers in Helena, Montana with a maximum temperature of 84°F, low levels of heat & humidity, maximum UV of 7 (High) and 10 hours of bright sunshine. There are 0-2 mm of rainfall expected with 42% chance of some rain and a gentle breeze of 9 mph from the west.

  • 84°F maximum temperature84
    °F maximum temperature
  • 57°F minimum temperature57
    °F minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 10 hours of bright sunshine10
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 42% chance of some rain42
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Gentle breeze of 9 mph from the West9
    mph wind from W

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Helena weather for Monday 28th July 2025

Expect sunshine and showers in Helena, Montana with a maximum temperature of 84°F, low levels of heat & humidity, maximum UV of 7 (High) and 12 hours of bright sunshine. There are 0-2 mm of rainfall expected with 33% chance of some rain and a gentle breeze of 8 mph from the north.

  • 84°F maximum temperature84
    °F maximum temperature
  • 57°F minimum temperature57
    °F minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 12 hours of bright sunshine12
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 33% chance of some rain33
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Gentle breeze of 8 mph from the North8
    mph wind from N

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Helena weather for Tuesday 29th July 2025

Expect scattered clouds in Helena, Montana with a maximum temperature of 84°F, low levels of heat & humidity, maximum UV of 6 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 12 mph from the north-east.

  • 84°F maximum temperature84
    °F maximum temperature
  • 59°F minimum temperature59
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 11 hours of bright sunshine11
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Gentle breeze of 12 mph from the North-East12
    mph wind from NE

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Helena weather for Wednesday 30th July 2025

Expect isolated thunderstorms in Helena, Montana with a maximum temperature of 84°F, moderate levels of heat & humidity, maximum UV of 7 (High) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 44% chance of some rain and a gentle breeze of 10 mph from the north.

  • 84°F maximum temperature84
    °F maximum temperature
  • 61°F minimum temperature61
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 44% chance of some rain44
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 10 mph from the North10
    mph wind from N

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