Best time to visit Lewistown

Find the best time to visit Lewistown and plan your perfect trip in 2025/2026. Get holiday inspiration, weather guides, travel advice and find great deals.

Lewistown by month

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

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When is the best time to visit Lewistown?

The best time to visit Lewistown 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 Lewistown-1
    Jan
  • 2°C maximum daytime temperature in February in Lewistown2
    Feb
  • 5°C maximum daytime temperature in March in Lewistown5
    Mar
  • 12°C maximum daytime temperature in April in Lewistown12
    Apr
  • 17°C maximum daytime temperature in May in Lewistown17
    May
  • 22°C maximum daytime temperature in June in Lewistown22
    Jun
  • 27°C maximum daytime temperature in July in Lewistown27
    Jul
  • 27°C maximum daytime temperature in August in Lewistown27
    Aug
  • 20°C maximum daytime temperature in September in Lewistown20
    Sep
  • 15°C maximum daytime temperature in October in Lewistown15
    Oct
  • 6°C maximum daytime temperature in November in Lewistown6
    Nov
  • 0°C maximum daytime temperature in December in Lewistown0
    Dec

Hours of Sunshine (daily)

Which is the hottest month in Lewistown?

The hottest time of year in Lewistown is normally July. Expect maximum daytime temperatures to reach 27°C with low heat and humidity.

Which month has the most rain in Lewistown?

In terms of rainfall, May is usually the wettest month in Lewistown with 82mm on average. There are normally 11 days in May with some rain.

When is it sunniest in Lewistown?

The sunniest time of year in Lewistown is normally July with bright sunshine on average for 78% of daylight hours; that's 12 hours of sunshine per day.

Best time to visit

The weather guide for Montana (Lewistown) 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)

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