Best time to visit Montana

Find the best time to visit Montana and plan your perfect trip in 2024/2025. Get holiday inspiration, weather guides, travel advice and find great deals.

Montana by month

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

Recommended for Montana

  • Book early & save on 2025 river cruises with Avalon Waterways
  • Filter deals by promotion, month, destination & more
  • Travel between 1st Jan & 31st Dec 2025 (inclusive)

Expires at 23:59 on Wednesday 31st Dec 2025 · View all Avalon Waterways offers

Top Montana destinations

Below are the temperatures expected today at popular countries, regions and places in Montana. Select a destination to compare today's forecast with average weather conditions.

All Montana destinations

When is the best time to visit Montana?

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

Daily hours of sunshine = 10 hours or more [remove]

Change the criteria to reflect your weather preferences.

Change criteria

Hours of Sunshine (daily)

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.

Best time to visit

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.

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

Back to top

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^