Lewistown Weather in September
September in Lewistown averages 22°C (72°F) during the day and 6°C (43°F) at night. The excellent conditions and moderate rainfall make it a solid month to visit.
Rainfall in Lewistown in September
Historically, the month has about 11 days of rain, averaging 37 mm (1.5 in) in total. Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.
Temperature in Lewistown in September
The temperature in Lewistown in September is excellent. Daytime highs reach 22°C (72°F), with nights dropping to 6°C (43°F). The summer season takes place during September. Even when the weather is stable, mornings and evenings can still feel distinctly cool. Nights drop to 6°C (43°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.If your ideal day consists of dry skies and pleasant temperatures, June, July, August and September typically offer the best circumstances for Lewistown.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Lewistown's climate page.
Lewistown Temperature in September
Min Temperature
6°C (43°F)
Max Temperature
22°C (72°F)
Chance of Rain
37%
Precipitation
37 mm (1.5 in)
Rainy days
11 days
Best Places in the United States of America in September
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in September →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Lewistown in September
Pleasant temperatures in September mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Pack a light rain jacket or compact umbrella for occasional showers.What To Do in Lewistown in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Lewistown's climate page.
See the full Lewistown climate overview or explore weather in the United States of America.
