Idaho weather averages

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

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Check Idaho weather averages before you book your next holiday in 2019/2020. Today's maximum temperature in Idaho is expected to be 5°C, while the average maximum temperature in February is 7°C. The holiday weather guide shown above is for Boise.

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More about Idaho

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The weather for Idaho, represented by Boise, 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)

Idaho weather averages: best month

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

Idaho climate guide

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Idaho weather averages by month

Check Idaho 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 Idaho weather with the USA

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

Maximum daytime temperature (°C)

Idaho, USA (Boise)
USA (Washington)
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Metric (°C / mm)  |  Imperial (°F / inches)

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More Idaho destinations

All Idaho destinations >>

All destinations (A to Z)

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

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