Flights to San Bernardino, United States

Trusted by millions

Kiwi.com Guarantee for stress-free travel

One search, all the best deals

Weather in San Bernardino

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January16°C5°C
February17°C5°C
March19°C7°C
April23°C9°C
May26°C12°C
June31°C16°C
July34°C20°C
August35°C20°C
September33°C18°C
October27°C13°C
November20°C9°C
December16°C6°C
Hottest Month
35°C
August
Coldest month
5°C
January
Sunny days
340
days per year

14 day forecast

Friday
29 Aug
36°C23°C
5 Sep
89%
32°C18°C
Saturday
30 Aug
39°C19°C
6 Sep
33°C17°C
Sunday
31 Aug
39°C23°C
7 Sep
33°C17°C
Monday
1 Sep
40°C23°C
8 Sep
33°C17°C
Tuesday
2 Sep
85%
40°C21°C
9 Sep
34°C16°C
Wednesday
3 Sep
89%
39°C21°C
10 Sep
33°C17°C
Thursday
4 Sep
83%
35°C19°C
11 Sep
31°C14°C

Cheapest month to fly to San Bernardino

Explore price trends for trips to San Bernardino

Annual Avg. Price214 USD
September 2025263 USD
October 2025246 USD
November 2025128 USD
December 2025128 USD
March 2026305 USD
Explore the map
Explore

We hack the system,
you fly for less