Rio San Juan weather live forecast

Today's maximum temperature in Rio San Juan is expected to be 26°C. Select a day from the live weather forecast for Rio San Juan, Dominican Republic for more weather parameters.

5-day weather forecast updated at 04:03 on Friday 2nd January 2026 GMT

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

Rio San Juan weather forecast by day

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

Rio San Juan weather for Friday 2nd January 2026

Expect isolated thunderstorms in Rio San Juan, Dominican Republic with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 6 (High) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 46% chance of some rain and a light breeze of 8 kph from the east.

  • 26°C maximum temperature26
    °C maximum temperature
  • 21°C minimum temperature21
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 46% chance of some rain46
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Light breeze of 8 kph from the East8
    kph wind from E

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Rio San Juan weather for Saturday 3rd January 2026

Expect isolated thunderstorms in Rio San Juan, Dominican Republic with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 7 (High) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 30% chance of some rain and a gentle breeze of 16 kph from the east.

  • 28°C maximum temperature28
    °C maximum temperature
  • 21°C minimum temperature21
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 30% chance of some rain30
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Gentle breeze of 16 kph from the East16
    kph wind from E

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Rio San Juan weather for Sunday 4th January 2026

Expect isolated thunderstorms in Rio San Juan, Dominican Republic with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 6 (High) and 4 hours of bright sunshine. There are 10-20 mm of rainfall expected with 55% chance of some rain and a light breeze of 12 kph from the south-east.

  • 29°C maximum temperature29
    °C maximum temperature
  • 21°C minimum temperature21
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 55% chance of some rain55
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Light breeze of 12 kph from the South-East12
    kph wind from SE

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Rio San Juan weather for Monday 5th January 2026

Expect isolated thunderstorms in Rio San Juan, Dominican Republic with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 4 (Moderate) and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 81% chance of some rain and a gentle breeze of 13 kph from the north-west.

  • 26°C maximum temperature26
    °C maximum temperature
  • 22°C minimum temperature22
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 81% chance of some rain81
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Gentle breeze of 13 kph from the North-West13
    kph wind from NW

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Rio San Juan weather for Tuesday 6th January 2026

Expect isolated thunderstorms in Rio San Juan, Dominican Republic with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 7 (High) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 58% chance of some rain and a light breeze of 11 kph from the north-east.

  • 26°C maximum temperature26
    °C maximum temperature
  • 21°C minimum temperature21
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 58% chance of some rain58
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Light breeze of 11 kph from the North-East11
    kph wind from NE

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  • Travel between 1st May 2026 & 31st Oct 2027 (inclusive)
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Metric (°C / mm)  |  Imperial (°F / inches)

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