| NWS Forecast for: San Juan and Vicinity Issued by: National Weather Service San Juan, PR Last Update: 243 PM AST Sun Jul 19 2026 | |
| Tonight: Partly cloudy with isolated showers. Hazy. Lows around 82. East winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 20 percent. Monday: Partly cloudy with isolated showers. Hazy. Highs around 91. East winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 20 percent. Monday Night: Partly cloudy with isolated showers. Hazy. Lows around 82. East winds 10 to 15 mph. Chance of rain 20 percent. Tuesday: Variably cloudy with scattered showers in the morning, then partly cloudy with isolated showers in the afternoon. Highs around 93. Temperature falling in the afternoon. Northeast winds 10 to 15 mph. Chance of rain 50 percent. Tuesday Night: Partly cloudy with isolated showers. Lows around 82. East winds 5 to 10 mph. Chance of rain 20 percent. Wednesday: Partly cloudy with isolated showers. Highs around 94. Chance of rain 20 percent. Wednesday Night: Partly cloudy with isolated showers. Lows around 82. Chance of rain 20 percent. Thursday: Sunny in the morning, then becoming partly cloudy. Isolated showers. Highs around 92. Chance of rain less than 20 percent. Thursday Night: Partly cloudy with isolated showers. Lows around 82. Chance of rain less than 20 percent. Friday: Partly cloudy with isolated showers. Highs around 91. Chance of rain 20 percent. Friday Night: Partly cloudy with isolated showers. Lows around 82. Chance of rain 20 percent. Saturday: Breezy. Partly cloudy with isolated showers. Highs around 91. Temperature falling in the afternoon. Chance of rain 20 percent. Saturday Night: Partly cloudy with isolated showers. Lows around 82. Chance of rain 20 percent. Sunday: Variably cloudy with scattered showers in the morning, then partly cloudy with isolated showers in the afternoon. Highs around 92. Chance of rain 30 percent. | |
| Zone Forecast: San Juan and Vicinity | |
Visit your local NWS office at: https://www.weather.gov/sju |