Best time to go to Lewistown

  • Max Day Temperature: 22 - 30°C [remove]
  • Hours of Sunshine: 10 hours or more [remove]

The best time to go to Lewistown is June, July and August

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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)

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  • Lewistown climate averages by month
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  • Lewistown 5-day weather forecast
  • Lewistown weather today - current conditions (last 24-hours)

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

The best time to go guide for Lewistown, Montana shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia) & the Met Office. Find out more about our data sources.

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

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Best time to go to Lewistown, Montana, USA

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