Boise City climate

Typical historical weather for Boise City, 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 Boise City.

Annual average

14°C

across all months

Warmest month

33.2°C

Jul average high

Coolest month

-3.9°C

Jan average low

Annual rainfall

405mm

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

41.1°C

20 July 2018

Coldest day

-28.5°C

15 February 2021

Wettest day

47mm

13 March 2021

Windiest day

12.2m/s

13 March 2019