Puerto Rico weather live forecast

Today's maximum temperature in Puerto Rico is expected to be 30°C. Select a day from the live weather forecast for Puerto Rico (San Juan) for more weather parameters.

5-day weather forecast updated at 04:00 on Friday 22nd May 2026 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.

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Puerto Rico weather forecast by day

Below are the detailed weather forecasts for Puerto Rico for the next 5 days. The forecasts shown are for San Juan and may not represent the whole of Puerto Rico. Browse more destinations in Puerto Rico to view more weather forecasts.

Puerto Rico weather for Friday 22nd May 2026

Expect isolated thunderstorms in Puerto Rico with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 28% chance of some rain and a moderate breeze of 25 kph from the east.

  • 30°C maximum temperature30
    °C maximum temperature
  • 26°C minimum temperature26
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 9 (Very High)UV9
    UV index (Very High)
  • 28% chance of some rain28
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Moderate breeze of 25 kph from the East25
    kph wind from E

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Puerto Rico weather for Saturday 23rd May 2026

Expect isolated thunderstorms in Puerto Rico with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 9 (Very High) and 7 hours of bright sunshine. There are 2-5 mm of rainfall expected with 65% chance of some rain and a moderate breeze of 25 kph from the east.

  • 28°C maximum temperature28
    °C maximum temperature
  • 26°C minimum temperature26
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 9 (Very High)UV9
    UV index (Very High)
  • 65% chance of some rain65
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Moderate breeze of 25 kph from the East25
    kph wind from E

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Puerto Rico weather for Sunday 24th May 2026

Expect isolated thunderstorms in Puerto Rico with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 10 (Very High) and 7 hours of bright sunshine. There are 5-10 mm of rainfall expected with 68% chance of some rain and a moderate breeze of 25 kph from the east.

  • 29°C maximum temperature29
    °C maximum temperature
  • 26°C minimum temperature26
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV index (Very High)
  • 68% chance of some rain68
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Moderate breeze of 25 kph from the East25
    kph wind from E

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Puerto Rico weather for Monday 25th May 2026

Expect isolated thunderstorms in Puerto Rico with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 10 (Very High) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 62% chance of some rain and a fresh breeze of 29 kph from the east.

  • 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 index (Very High)
  • 62% chance of some rain62
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Fresh breeze of 29 kph from the East29
    kph wind from E

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Puerto Rico weather for Tuesday 26th May 2026

Expect isolated thunderstorms in Puerto Rico with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 89% chance of some rain and a moderate breeze of 26 kph from the east.

  • 29°C maximum temperature29
    °C maximum temperature
  • 26°C minimum temperature26
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV index (Extreme)
  • 89% chance of some rain89
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Moderate breeze of 26 kph from the East26
    kph wind from E

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