Boise weather averages

Going to Boise? Find the best month to visit Boise based on the weather.

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Check Boise weather averages before you book your next holiday in 2019/2020. Today's maximum temperature in Boise is expected to be 22°C, while the average maximum temperature in April is 16°C.

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More about Boise

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The weather for Boise, Idaho shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by MeteoBlue. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

Boise weather averages: best month

Boise Best month Averages
Warmest July 32°C
Sunniest July 13 hours per day
Least rain July & August 3 days

Boise climate guide

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Boise weather averages by month

Check Boise holiday weather averages for a particular month by selecting from the list below. Monthly weather guides include figures for temperature, rainfall, sunshine hours and sea temperature plus daily sunrise & sunset times.

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Compare Boise weather with the USA

Below the Boise weather chart shows maximum daytime temperature for Boise, Idaho, USA and the USA (Washington). For more weather parameters or to change the destinations shown visit the comparison weather tool.

Maximum daytime temperature (°C)

Boise, Idaho, USA
USA (Washington)

Metric (°C / mm)  |  Imperial (°F / inches)

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More Idaho destinations

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Can't see your chosen destination? Use our A to Z search to find your required the holiday weather guide:

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