San Juan weather live forecast

Today's maximum temperature in San Juan is expected to be 28°C. Select a day from the live weather forecast for San Juan, Puerto Rico for more weather parameters.

5-day weather forecast updated at 04:00 on Sunday 16th November 2025 GMT

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The 5-day weather forecast for Puerto Rico (San Juan) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

San Juan weather forecast by day

Below are the detailed weather forecasts for San Juan for the next 5 days.

San Juan weather for Sunday 16th November 2025

Expect isolated thunderstorms in San Juan, Puerto Rico with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 7 (High) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 78% chance of some rain and a light breeze of 9 kph from the south.

  • 28°C maximum temperature28
    °C maximum temperature
  • 26°C minimum temperature26
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 78% chance of some rain78
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Light breeze of 9 kph from the South9
    kph wind from S

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San Juan weather for Monday 17th November 2025

Expect scattered clouds in San Juan, Puerto Rico with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the north-east.

  • 29°C maximum temperature29
    °C maximum temperature
  • 25°C minimum temperature25
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 9 hours of bright sunshine9
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Light breeze of 12 kph from the North-East12
    kph wind from NE

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San Juan weather for Tuesday 18th November 2025

Expect isolated thunderstorms in San Juan, Puerto Rico with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 96% chance of some rain and a gentle breeze of 17 kph from the east.

  • 29°C maximum temperature29
    °C maximum temperature
  • 26°C minimum temperature26
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 96% chance of some rain96
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 17 kph from the East17
    kph wind from E

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San Juan weather for Wednesday 19th November 2025

Expect isolated thunderstorms in San Juan, Puerto Rico with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 6 (High) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 75% chance of some rain and a gentle breeze of 17 kph from the east.

  • 28°C maximum temperature28
    °C maximum temperature
  • 26°C minimum temperature26
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 75% chance of some rain75
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Gentle breeze of 17 kph from the East17
    kph wind from E

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San Juan weather for Thursday 20th November 2025

Expect isolated thunderstorms in San Juan, Puerto Rico with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 74% chance of some rain and a gentle breeze of 17 kph from the north-east.

  • 28°C maximum temperature28
    °C maximum temperature
  • 26°C minimum temperature26
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 74% chance of some rain74
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Gentle breeze of 17 kph from the North-East17
    kph wind from NE

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  • Destinations across the Med, Caribbean & USA
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Metric (°C / mm)  |  Imperial (°F / inches)

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