Flights to Boise, ID, United States

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Weather in Boise

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January2°C-4°C
February4°C-2°C
March10°C1°C
April14°C4°C
May19°C8°C
June25°C13°C
July32°C18°C
August31°C17°C
September25°C13°C
October16°C6°C
November7°C0°C
December2°C-4°C
Hottest Month
32°C
July
Coldest month
-4°C
January
Sunny days
294
days per year
Snow days
17
days per year

14 day forecast

Saturday
17 May
68%
17°C6°C
24 May
22°C10°C
Sunday
18 May
89%
13°C5°C
25 May
27°C11°C
Monday
19 May
19°C-1°C
26 May
29°C16°C
Tuesday
20 May
20°C7°C
27 May
32°C18°C
Wednesday
21 May
23°C7°C
28 May
23°C17°C
Thursday
22 May
22°C11°C
29 May
22°C12°C
Friday
23 May
28°C12°C
30 May
21°C10°C

Cheapest month to fly to Boise

Explore price trends for trips to Boise

Annual Avg. Price378 GBP
June 2025308 GBP
July 2025525 GBP
August 2025298 GBP
September 2025292 GBP
October 2025323 GBP
November 2025359 GBP
December 2025410 GBP
January 2026350 GBP
February 2026340 GBP
March 2026358 GBP
April 2026601 GBP

Airports in Boise

Frequently asked questions

Main airports in Boise
Getting from the airport to Boise
Best time to fly to Boise
Things to do in Boise
When to book your flight
Recommended duration of stay
Top tourist attractions in Boise
Safety walking at night in Boise
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