San Juan weather live forecast

Tomorrow's maximum temperature in San Juan is expected to be 28°C.

5-day weather forecast updated at 04:00 on Sunday 13th April 2025 GMT

More about San Juan

San Juan by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Puerto Rico

Marella Cruises: up to 4% off ocean cruises

  • Book online & save up to 4% on Marella Cruises
  • Discount varies by season. Book online with TUI
  • Destinations across the Med, Caribbean & USA
Go to Marella Cruises deal >>

View all Marella Cruises offers

Marella CruisesCruise deal finder

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 13th April 2025

Expect isolated thunderstorms in San Juan, Puerto Rico with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 11 (Extreme) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 54% chance of some rain and a gentle breeze of 17 kph from the south-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 (maximum) index 11 (Extreme)11
    UV index (Extreme)
  • 54% chance of some rain54
    % 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

Back to top

San Juan weather for Monday 14th April 2025

Expect isolated thunderstorms in San Juan, Puerto Rico with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 11+ (Extreme) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 35% chance of some rain and a gentle breeze of 18 kph from the north-east.

  • 27°C maximum temperature27
    °C maximum temperature
  • 26°C minimum temperature26
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 11+ (Extreme)11
    UV index (Extreme)
  • 35% chance of some rain35
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Gentle breeze of 18 kph from the North-East18
    kph wind from NE

Back to top

San Juan weather for Tuesday 15th April 2025

Expect isolated thunderstorms in San Juan, Puerto Rico with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 11 (Extreme) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 50% chance of some rain and a moderate breeze of 22 kph from the east.

  • 27°C maximum temperature27
    °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 11 (Extreme)11
    UV index (Extreme)
  • 50% chance of some rain50
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Moderate breeze of 22 kph from the East22
    kph wind from E

Back to top

San Juan weather for Wednesday 16th April 2025

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 7 hours of bright sunshine. There are 2-5 mm of rainfall expected with 63% chance of some rain and a moderate breeze of 20 kph from the south-east.

  • 28°C maximum temperature28
    °C maximum temperature
  • 25°C minimum temperature25
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 63% chance of some rain63
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Moderate breeze of 20 kph from the South-East20
    kph wind from SE

Back to top

San Juan weather for Thursday 17th April 2025

Expect isolated thunderstorms in San Juan, Puerto Rico with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 11+ (Extreme) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 86% chance of some rain and a gentle breeze of 15 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 11+ (Extreme)11
    UV index (Extreme)
  • 86% chance of some rain86
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Gentle breeze of 15 kph from the South15
    kph wind from S

Back to top

Marella Cruises: up to 4% off ocean cruises

  • Book online & save up to 4% on Marella Cruises
  • Discount varies by season. Book online with TUI
  • Destinations across the Med, Caribbean & USA
Go to Marella Cruises deal >>

View all Marella Cruises offers

Marella CruisesCruise deal finder

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

Back to top

More about Puerto Rico

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^