Boise weather in August 2024

Expect 31°C daytime maximum temperatures in the shade with on average 12 hours of sunshine per day in Boise in August. Check more long-term weather averages for Boise in August before you book your next holiday to Idaho in 2024/2025.

31
31°C max day temperature
12
12 hours of sunshine per day
3
3 days with some rainfall
13
13°C min night temperature
14
14 hours of daylight per day
M
Moderate heat & humidity
10
10 mm of monthly rainfall
8
8 (Very High) UV index

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The August weather guide for Idaho (Boise) shows long term 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.

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

More about the USA

How hot is it in Boise in August?

Daytime temperatures usually reach 31°C in Boise in August with moderate heat and humidity, falling to 13°C at night.

How sunny is it in Boise in August?

There are normally 12 hours of bright sunshine each day in Boise in August - that's 83% of daylight hours.

Does it ever rain in Boise in August?

There are usually 3 days with some rain in Boise in August and the average monthly rainfall is 10mm.

Boise August sunrise & sunset times

Browse the sunrise and sunset times for Boise in August 2024. Select a month to view Boise sunrise and sunset times for the next 12 months.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Date	Sunrise times	Sunset times
Thursday, 1st August 2024	06:35	21:07
Friday, 16th August 2024	06:51	20:46
Saturday, 31st August 2024	07:08	20:21

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Idaho - quick facts
Flight time^✝	13 hours
Time difference	UK -7 to -8 hours
Language(s)	English
Currency	US Dollar
Electricity	A + B plug (120V)
Driving side	Right
Visa^✝	Yes
Why visit?	Nature
Tourist info	Idaho Department of Commerce - Tourism Development