Port Isabel Rainfall Forecast

Today 17 Aug
5%
Mon 18 Aug
5%
Tue 19 Aug
15%
Wed 20 Aug
15%
Thu 21 Aug
10%
Fri 22 Aug
15%
Sat 23 Aug
25%

Port Isabel Rainfall Statistics

August Rainfall

Port Isabel, Port Isabel-Cameron County Airport (9.9 miles)

Total Rainfall 2025
23.5in
Daily Average 2025
0.1in
Wettest Day 27 March, 2025
10.2in
Wet Days 2025
37/229 (16%)
Total Rainfall July
4.5in
Daily Average July
0.1in
Wettest Day 1 July, 2025
4.2in
Wet Days July
5/31 (16%)
Total Rainfall August
0.4in
Daily Average August
0.02in
Wettest Day 15 August, 2025
0.4in
Wet Days August
1/17 (6%)

Climate (2010–Present)

Port Isabel, Port Isabel-Cameron County Airport (9.9 miles)

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Annual Average 2020–2024
25.7in
Monthly Average 2020–2025
2.3in
Daily Average 2020–2025
0.1in
Wettest Day 27 March, 2025
10.2in

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