Lewistown climate

Typical historical weather for Lewistown, United States, averaged across 10 years of hourly climate data. Pick a date for a specific day.

Want today's actual conditions instead? See the current forecast for Lewistown.

Annual average

12°C

across all months

Warmest month

30°C

Jul average high

Coolest month

-4.2°C

Jan average low

Annual rainfall

1136mm

total per year

Monthly averages

Average daily high/low temperature (band) and monthly rainfall (bars).

● Avg high● Avg low▮ Rainfall

Records on file

Hottest day

36°C

16 July 2024

Coldest day

-22.2°C

31 January 2019

Wettest day

122.1mm

1 September 2021

Windiest day

7.3m/s

25 February 2019