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Idaho weather by month
Check out Idaho weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Maximum daytime temperature °C |  2 |
 7 |
 12 |
 16 |
 22 |
 27 |
 32 |
31 |
 25 |
 18 |
 9 |
3 |
| Hours of sunshine (daily) | ||||||||||||
| Days with some rainfall |  12 |
10 |
10 |
 8 |
7 |
 6 |
 3 |
3 |
4 |
6 |
10 |
11 |
More about Idaho
Idaho by month
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
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The climate guide for Idaho (Boise) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Top Idaho destinations
Below are average maximum temperatures at popular countries, regions and places in Idaho for next month - October. Select a destination to see the climate guide for all months of the year.
All Idaho destinations
Metric (°C / mm) | Imperial (°F / inches)
More about the USA
Compare Idaho with the UK
Below the Idaho chart shows average maximum daytime temperature for Idaho, USA (Boise) and the UK (London).
Maximum daytime temperature (°C)
Idaho, USA (Boise)
UK (London)
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Metric (°C / mm) | Imperial (°F / inches)
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