San Antonio International Airport Rainfall Forecast

Today 3 May
No Rain
Mon 4 May
No Rain
Tue 5 May
5%
Wed 6 May
25%
Thu 7 May
30%
Fri 8 May
35%
Sat 9 May
25%

San Antonio International Airport Rainfall Statistics

May Rainfall

San Antonio, San Antonio International Airport (0 miles)

Total Rainfall 2026
4.7in
Daily Average 2026
0.04in
Wettest Day 18 April, 2026
0.8in
Wet Days 2026
17/123 (14%)
Total Rainfall April
2.8in
Daily Average April
0.1in
Wettest Day 18 April, 2026
0.8in
Wet Days April
8/30 (27%)
Total Rainfall May
–
Daily Average May
–
Wettest Day 3 May, 2026
–
Wet Days May
–

Climate (2010–Present)

San Antonio, San Antonio International Airport (0 miles)

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Annual Average 2021–2025
23.3in
Monthly Average 2021–2026
1.9in
Daily Average 2021–2026
0.1in
Wettest Day 12 June, 2025
6.1in

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