Flights to San Antonio, TX, United States

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Weather in San Antonio

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January17°C7°C
February19°C9°C
March23°C12°C
April27°C16°C
May30°C20°C
June34°C23°C
July35°C24°C
August36°C25°C
September32°C22°C
October28°C17°C
November21°C12°C
December18°C9°C
Hottest Month
36°C
August
Coldest month
7°C
January
Sunny days
302
days per year

14 day forecast

Saturday
19 Apr
27°C21°C
26 Apr
72%
27°C19°C
Sunday
20 Apr
86%
21°C18°C
27 Apr
82%
29°C19°C
Monday
21 Apr
30°C16°C
28 Apr
68%
29°C18°C
Tuesday
22 Apr
85%
32°C19°C
29 Apr
89%
29°C19°C
Wednesday
23 Apr
86%
29°C20°C
30 Apr
26°C17°C
Thursday
24 Apr
75%
28°C21°C
1 May
87%
27°C18°C
Friday
25 Apr
88%
29°C22°C
2 May
84%
27°C19°C

Cheapest month to fly to San Antonio

Explore price trends for trips to San Antonio

Annual Avg. Price265 CAD
May 2025184 CAD
June 2025179 CAD
July 2025232 CAD
August 2025232 CAD
September 2025232 CAD
October 2025240 CAD
November 2025251 CAD
December 2025242 CAD
January 2026374 CAD
February 2026375 CAD
March 2026375 CAD
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