San Juan weather live forecast

Today's maximum temperature in San Juan is expected to be 26°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 Wednesday 11th February 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.

San Juan weather forecast by day

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

San Juan weather for Wednesday 11th February 2026

Expect mostly cloudy with light rain in San Juan, Puerto Rico with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 7 (High) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 37% chance of some rain and a moderate breeze of 21 kph from the north-east.

  • 26°C maximum temperature26
    °C maximum temperature
  • 24°C minimum temperature24
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 37% chance of some rain37
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Moderate breeze of 21 kph from the North-East21
    kph wind from NE

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San Juan weather for Thursday 12th February 2026

Expect isolated thunderstorms in San Juan, Puerto Rico with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 5 (Moderate) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 79% chance of some rain and a gentle breeze of 17 kph from the south-east.

  • 27°C maximum temperature27
    °C maximum temperature
  • 24°C minimum temperature24
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 79% chance of some rain79
    % 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 South-East17
    kph wind from SE

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San Juan weather for Friday 13th February 2026

Expect isolated thunderstorms in San Juan, Puerto Rico with a maximum temperature of 29°C, moderate 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 44% chance of some rain and a gentle breeze of 15 kph from the north-east.

  • 29°C maximum temperature29
    °C maximum temperature
  • 23°C minimum temperature23
    °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)
  • 44% chance of some rain44
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 15 kph from the North-East15
    kph wind from NE

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San Juan weather for Saturday 14th February 2026

Expect isolated thunderstorms in San Juan, Puerto Rico with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 9 (Very High) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 45% chance of some rain and a gentle breeze of 15 kph from the north-east.

  • 28°C maximum temperature28
    °C maximum temperature
  • 23°C minimum temperature23
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 45% chance of some rain45
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Gentle breeze of 15 kph from the North-East15
    kph wind from NE

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San Juan weather for Sunday 15th February 2026

Expect isolated thunderstorms in San Juan, Puerto Rico with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 9 (Very High) and 3 hours of bright sunshine. There are 10-20 mm of rainfall expected with 49% chance of some rain and a gentle breeze of 18 kph from the east.

  • 27°C maximum temperature27
    °C maximum temperature
  • 23°C minimum temperature23
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 49% chance of some rain49
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Gentle breeze of 18 kph from the East18
    kph wind from E

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Metric (°C / mm)  |  Imperial (°F / inches)

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