Arroyo Alto Rainfall Forecast

Today 19 Sep
15%
Sun 20 Sep
10%
Mon 21 Sep
35%
Tue 22 Sep
45%
Wed 23 Sep
55%
Thu 24 Sep
50%
Fri 25 Sep
55%

Arroyo Alto Rainfall Statistics

September Rainfall

Harlingen, Rio Grande Valley International Airport (11.8 miles)

Total Rainfall 2026
14.4in
Daily Average 2026
0.1in
Wettest Day 2 June, 2026
2.6in
Wet Days 2026
39/262 (15%)
Total Rainfall August
0.02in
Daily Average August
0in
Wettest Day 8 August, 2026
0.02in
Wet Days August
1/31 (3%)
Total Rainfall September
0.04in
Daily Average September
0in
Wettest Day 14 September, 2026
0.04in
Wet Days September
1/19 (5%)

Climate (2021–2025)

Harlingen, Rio Grande Valley International Airport (11.8 miles)

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Annual Average 2021–2025
32.4in
Monthly Average 2021–2026
2.5in
Daily Average 2021–2026
0.1in
Wettest Day 27 March, 2025
14in

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