Las Casas Rainfall Forecast

Today 18 May
50%
Tue 19 May
50%
Wed 20 May
50%
Thu 21 May
50%
Fri 22 May
50%
Sat 23 May
50%
Sun 24 May
60%

Las Casas Rainfall Statistics

May Rainfall

San Juan, Luis Munoz Marin International Airport (2.5 miles)

Total Rainfall 2026
19.3in
Daily Average 2026
0.1in
Wettest Day 8 February, 2026
1.7in
Wet Days 2026
71/138 (51%)
Total Rainfall April
3.1in
Daily Average April
0.1in
Wettest Day 28 April, 2026
1.2in
Wet Days April
14/30 (47%)
Total Rainfall May
1.2in
Daily Average May
0.1in
Wettest Day 12 May, 2026
0.9in
Wet Days May
4/18 (22%)

Climate (2010–Present)

San Juan, Luis Munoz Marin International Airport (2.5 miles)

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Annual Average 2021–2025
64.3in
Monthly Average 2021–2026
5.5in
Daily Average 2021–2026
0.2in
Wettest Day 27 October, 2023
5.2in

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