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

6.5°C

across all months

Warmest month

27.4°C

Jul average high

Coolest month

-10.5°C

Feb average low

Annual rainfall

602mm

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

36.5°C

24 July 2024

Coldest day

-40.1°C

12 January 2024

Wettest day

75mm

18 September 2024

Windiest day

9.7m/s

5 April 2022