Montana weather live forecast

Today's maximum temperature in Montana is expected to be 84°F. Select a day from the live weather forecast for Montana (Helena), USA for more weather parameters.

5-day weather forecast updated at 04:01 on Sunday 10th August 2025 GMT

More about Montana

Montana by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Montana

  • Save up to 25% on global car rentals with Auto Europe
  • Book car hire across the USA, Europe, Asia & beyond
  • Travel before 31st December 2025 (inclusive)

Expires at 23:59 on Sunday 17th Aug 2025 · View all Auto Europe offers

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

Top Montana destinations

Below are temperatures expected today at popular countries, regions and places in Montana. Select a destination to see the detailed weather forecast for today, tomorrow and the outlook for the next five days.

All Montana destinations

Montana weather forecast by day

Below are the detailed weather forecasts for Montana for the next 5 days. The forecasts shown are for Helena and may not represent the whole of Montana. Browse more destinations in Montana to view more weather forecasts.

Montana weather for Monday 11th August 2025

Expect scattered clouds in Montana with a maximum temperature of 84°F, low levels of heat & humidity, maximum UV of 7 (High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 8 mph from the north.

  • 84°F maximum temperature84
    °F maximum temperature
  • 59°F minimum temperature59
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Gentle breeze of 8 mph from the North8
    mph wind from N

Back to top

Montana weather for Tuesday 12th August 2025

Expect isolated thunderstorms in Montana with a maximum temperature of 90°F, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 4% chance of some rain and a gentle breeze of 8 mph from the west.

  • 90°F maximum temperature90
    °F maximum temperature
  • 59°F minimum temperature59
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 4% chance of some rain4
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 8 mph from the West8
    mph wind from W

Back to top

Montana weather for Wednesday 13th August 2025

Expect scattered clouds in Montana with a maximum temperature of 91°F, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 13 mph from the west.

  • 91°F maximum temperature91
    °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 8 (Very High)8
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Moderate breeze of 13 mph from the West13
    mph wind from W

Back to top

Montana weather for Thursday 14th August 2025

Expect scattered clouds in Montana with a maximum temperature of 84°F, low levels of heat & humidity, maximum UV of 8 (Very High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 15 mph from the west.

  • 84°F maximum temperature84
    °F maximum temperature
  • 57°F minimum temperature57
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 9 hours of bright sunshine9
    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
  • Moderate breeze of 15 mph from the West15
    mph wind from W

Back to top

Montana weather for Friday 15th August 2025

Expect broken clouds in Montana with a maximum temperature of 82°F, low levels of heat & humidity, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 12 mph from the north-west.

  • 82°F maximum temperature82
    °F maximum temperature
  • 55°F minimum temperature55
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 6 hours of bright sunshine6
    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 12 mph from the North-West12
    mph wind from NW

Back to top

  • Save up to £900 per couple on 2026 tours worldwide
  • Discount varies by destination. T&Cs apply
  • Travel between 1st Jan & 31st Dec 2026 (inclusive)

Expires at 23:59 on Tuesday 30th Sep 2025 · View all Cosmos offers

CosmosTour deal finder

Metric (°C)  |  Imperial (°F)

Back to top

More about the USA

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^