Montana holidays

Find best time to go to Montana for holidays in 2023/2024. Find all your holiday research and inspiration.

Montana by month

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Top Montana destinations

Below are the temperatures expected today at popular destinations in Montana. Select a destination to compare today's forecast with average weather conditions.

All Montana destinations

Montana live weather

Check out the Montana live weather and compare with the average conditions for this time of the year.

Recommended for Montana

The weather guide for Montana (Helena) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

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When is the best time to go to Montana?

The best time to go to Montana (Helena) is June, July and August based on the following average weather conditions.

Maximum daytime temperature = 22 - 30°C [remove]
Daily hours of sunshine = 10 hours or more [remove]

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Max Day Temperature (°C)

  • -1°C maximum daytime temperature in January in Montana (Helena)-1
    Jan
  • 3°C maximum daytime temperature in February in Montana (Helena)3
    Feb
  • 6°C maximum daytime temperature in March in Montana (Helena)6
    Mar
  • 12°C maximum daytime temperature in April in Montana (Helena)12
    Apr
  • 18°C maximum daytime temperature in May in Montana (Helena)18
    May
  • 23°C maximum daytime temperature in June in Montana (Helena)23
    Jun
  • 28°C maximum daytime temperature in July in Montana (Helena)28
    Jul
  • 28°C maximum daytime temperature in August in Montana (Helena)28
    Aug
  • 20°C maximum daytime temperature in September in Montana (Helena)20
    Sep
  • 14°C maximum daytime temperature in October in Montana (Helena)14
    Oct
  • 5°C maximum daytime temperature in November in Montana (Helena)5
    Nov
  • 0°C maximum daytime temperature in December in Montana (Helena)0
    Dec

Hours of Sunshine (daily)

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Metric (°C / mm)  |  Imperial (°F / inches)

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More about the USA

Which is the hottest month in Montana?

The hottest time of year in Helena, Montana is normally July. Expect maximum daytime temperatures to reach 28°C with low heat and humidity.

Which month has the most rain in Montana?

In terms of rainfall, June is usually the wettest month in Helena, Montana with 55mm on average. There are normally 10 days in June with some rain.

When is it sunniest in Montana?

The sunniest time of year in Helena, Montana is normally July with bright sunshine on average for 77% of daylight hours; that's 12 hours of sunshine per day.

Compare Montana weather with the USA

Below the Montana weather chart shows average maximum daytime temperature for Montana, USA (Helena) and the USA (Washington).

Maximum daytime temperature (°C)

Montana, USA (Helena)
USA (Washington)
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Metric (°C / mm)  |  Imperial (°F / inches)

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