Napoleon climate

Typical historical weather for Napoleon, 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 Napoleon.

Annual average

11.4°C

across all months

Warmest month

28.6°C

Jul average high

Coolest month

-5.5°C

Jan average low

Annual rainfall

993mm

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

35.8°C

21 June 2022

Coldest day

-26.6°C

31 January 2019

Wettest day

61.5mm

22 September 2021

Windiest day

10.9m/s

24 February 2019