Station MGZP4 - 9759394 - Mayaguez, PR
August 18, 2026 7:54 am ADTLocation: 18.218N 67.159W
Wind Direction: ENE (70°)
Wind Speed: 1.9 knots
Wind Gust: 2.9 knots
Atmospheric Pressure: 30.02 in (1016.6 mb)
Air Temperature: 78.6°F (25.9°C)
Water Temperature: 82.4°F (28.0°C)
Today - 92°F
Aug 18, 2026
1 to 7 mph WNW
Mostly Sunny then Scattered Rain Showers
Scattered rain showers after noon. Mostly sunny. High near 92, with temperatures falling to around 87 in the afternoon. Heat index values as high as 106. West northwest wind 1 to 7 mph. Chance of precipitation is 50%. New rainfall amounts between a half and three quarters of an inch possible.
Tonight - 76°F
Aug 18, 2026
3 to 8 mph E
Mostly Clear
Mostly clear, with a low around 76. East wind 3 to 8 mph.
Wednesday - 91°F
Aug 19, 2026
2 to 6 mph SSE
Mostly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after noon. Mostly sunny. High near 91, with temperatures falling to around 86 in the afternoon. Heat index values as high as 106. South southeast wind 2 to 6 mph. Chance of precipitation is 60%. New rainfall amounts between 1 and 2 inches possible.
Wednesday Night - 76°F
Aug 19, 2026
7 mph ESE
Scattered Showers And Thunderstorms
Scattered showers and thunderstorms. Partly cloudy, with a low around 76. East southeast wind around 7 mph. Chance of precipitation is 40%.
Thursday - 93°F
Aug 20, 2026
6 mph E
Mostly Sunny then Scattered Showers And Thunderstorms
Scattered showers and thunderstorms after noon. Mostly sunny, with a high near 93. East wind around 6 mph. Chance of precipitation is 50%.
Thursday Night - 75°F
Aug 20, 2026
7 mph E
Isolated Rain Showers
Isolated rain showers. Partly cloudy, with a low around 75. East wind around 7 mph.
Friday - 93°F
Aug 21, 2026
5 mph SSE
Mostly Sunny then Scattered Rain Showers
Scattered rain showers after noon. Mostly sunny, with a high near 93. South southeast wind around 5 mph. Chance of precipitation is 40%.
Friday Night - 76°F
Aug 21, 2026
5 to 8 mph E
Mostly Clear
Mostly clear, with a low around 76. East wind 5 to 8 mph.
Saturday - 92°F
Aug 22, 2026
7 mph E
Mostly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 92. East wind around 7 mph. Chance of precipitation is 60%.
Saturday Night - 76°F
Aug 22, 2026
7 mph E
Isolated Rain Showers
Isolated rain showers. Partly cloudy, with a low around 76.
Sunday - 92°F
Aug 23, 2026
5 to 8 mph E
Mostly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 92. Chance of precipitation is 60%.
Sunday Night - 77°F
Aug 23, 2026
5 to 9 mph E
Isolated Rain Showers
Isolated rain showers. Partly cloudy, with a low around 77.
Monday - 93°F
Aug 24, 2026
6 mph ENE
Mostly Sunny then Scattered Rain Showers
Scattered rain showers after noon. Mostly sunny, with a high near 93. Chance of precipitation is 40%.
Monday Night - 77°F
Aug 24, 2026
2 to 7 mph E
Isolated Rain Showers
Isolated rain showers. Partly cloudy, with a low around 77.