| NWS Forecast for: Guanica PR Issued by: National Weather Service San Juan, PR Last Update: 3:53 pm AST May 15, 2026 | |
| Tonight: Clear, with a low around 74. East wind around 9 mph. Saturday: Isolated showers. Mostly sunny, with a high near 93. Heat index values as high as 102. East southeast wind 14 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 20%. Saturday Night: Mostly clear, with a low around 74. East wind 8 to 14 mph, with gusts as high as 23 mph. Sunday: Scattered showers after noon. Mostly sunny, with a high near 92. East southeast wind 15 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 30%. Sunday Night: Isolated showers before midnight. Mostly clear, with a low around 73. East wind 8 to 11 mph. Chance of precipitation is 10%. Monday: Isolated showers. Mostly sunny, with a high near 92. East southeast wind 8 to 13 mph increasing to 15 to 20 mph in the morning. Winds could gust as high as 32 mph. Chance of precipitation is 10%. Monday Night: Mostly clear, with a low around 73. East wind 8 to 11 mph, with gusts as high as 20 mph. Tuesday: Sunny, with a high near 92. East southeast wind 11 to 18 mph, with gusts as high as 31 mph. Tuesday Night: Partly cloudy, with a low around 73. East wind 7 to 13 mph, with gusts as high as 21 mph. Wednesday: Sunny, with a high near 91. Wednesday Night: Partly cloudy, with a low around 73. Thursday: Sunny, with a high near 92. Thursday Night: Partly cloudy, with a low around 74. Friday: Mostly sunny, with a high near 92. | |
| Guanica PR 17.97°N 66.92°W (Elev. 16 ft) | |
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