San Juan Rainfall Forecast

Today 9 Apr
50%
Fri 10 Apr
60%
Sat 11 Apr
40%
Sun 12 Apr
10%
Mon 13 Apr
10%
Tue 14 Apr
No Rain
Wed 15 Apr
No Rain

San Juan Rainfall Statistics

April Rainfall

McAllen, Miller International Airport (5 miles)

Total Rainfall 2026
3.4in
Daily Average 2026
0.03in
Wettest Day 5 April, 2026
3.2in
Wet Days 2026
4/99 (4%)
Total Rainfall March
0in
Daily Average March
0in
Wettest Day 1 March, 2026
0in
Wet Days March
–
Total Rainfall April
3.3in
Daily Average April
0.5in
Wettest Day 5 April, 2026
3.2in
Wet Days April
3/9 (33%)

Climate (2010–Present)

McAllen, Miller International Airport (5 miles)

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Annual Average 2021–2025
22.7in
Monthly Average 2021–2026
1.9in
Daily Average 2021–2026
0.1in
Wettest Day 27 March, 2025
8.2in

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