Rockwall Lake Rainfall Forecast

Today 11 May
70%
Tue 12 May
No Rain
Wed 13 May
No Rain
Thu 14 May
No Rain
Fri 15 May
No Rain
Sat 16 May
15%
Sun 17 May
15%

Rockwall Lake Rainfall Statistics

May Rainfall

Rockwall Municipal Airport (3.1 miles)

Total Rainfall 2026
21.5in
Daily Average 2026
0.2in
Wettest Day 4 March, 2026
3.4in
Wet Days 2026
22/131 (17%)
Total Rainfall April
10.4in
Daily Average April
0.4in
Wettest Day 4 April, 2026
3.4in
Wet Days April
9/30 (30%)
Total Rainfall May
0.1in
Daily Average May
0.01in
Wettest Day 5 May, 2026
0.1in
Wet Days May
1/11 (9%)

Climate (2012–Present)

Rockwall Municipal Airport (3.1 miles)

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Annual Average 2021–2025
49.8in
Monthly Average 2021–2026
4.4in
Daily Average 2021–2026
0.2in
Wettest Day 28 October, 2023
6.2in

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