Climate almanac

Lewistown

Montana, US · 47.06°, -109.43°

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What is the climate like in Lewistown?

The best time to visit Lewistown is typically July – September, with trip comfort peaking in August (8.4/10). Lewistown is warmest in July, when daily highs average 83°F (28°C), and coolest in February, when lows fall to about 14°F (-10°C). The wettest month is typically June and the driest is November; the year sees roughly 24 in of precipitation.

  • Best time to visitJuly – September — comfort peaks in August (8.4/10)
  • Warmest monthJuly — average high 83°F (28°C)
  • Coolest monthFebruary — average low 14°F (-10°C)
  • Wettest monthJune (3.7 in)
  • Driest monthNovember (1.2 in)
  • Annual precipitation24 in