Southwest Houston Rainfall Forecast

Today 12 Aug
20%
Thu 13 Aug
15%
Fri 14 Aug
25%
Sat 15 Aug
5%
Sun 16 Aug
No Rain
Mon 17 Aug
No Rain
Tue 18 Aug
5%

Southwest Houston Rainfall Statistics

August Rainfall

Houston Southwest Airport (9.9 miles)

Total Rainfall 2026
52.5in
Daily Average 2026
0.2in
Wettest Day 20 May, 2026
6.7in
Wet Days 2026
50/224 (22%)
Total Rainfall July
4.9in
Daily Average July
0.2in
Wettest Day 13 July, 2026
1.8in
Wet Days July
8/31 (26%)
Total Rainfall August
1.2in
Daily Average August
0.1in
Wettest Day 10 August, 2026
1.2in
Wet Days August
1/12 (8%)

Climate (2021–2025)

Houston Southwest Airport (9.9 miles)

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Annual Average 2021–2025
48.1in
Monthly Average 2021–2026
4.5in
Daily Average 2021–2026
0.2in
Wettest Day 6 July, 2024
7.5in

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