San Salvador weather live forecast

Today's maximum temperature in San Salvador is expected to be 84°F. Select a day from the live weather forecast for San Salvador, El Salvador for more weather parameters.

5-day weather forecast updated at 04:01 on Wednesday 17th September 2025 GMT

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

San Salvador weather forecast by day

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

San Salvador weather for Wednesday 17th September 2025

Expect isolated thunderstorms in San Salvador, El Salvador with a maximum temperature of 84°F, moderate levels of heat & humidity, maximum UV of 11 (Extreme) and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 69% chance of some rain and little or no wind of 3 mph from the north.

  • 84°F maximum temperature84
    °F maximum temperature
  • 70°F minimum temperature70
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 11 (Extreme)11
    UV index (Extreme)
  • 69% chance of some rain69
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Little or no wind of 3 mph from the North3
    mph wind from N

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San Salvador weather for Thursday 18th September 2025

Expect isolated thunderstorms in San Salvador, El Salvador with a maximum temperature of 81°F, low levels of heat & humidity, maximum UV of 10 (Very High) and 3 hours of bright sunshine. There are 2-5 mm of rainfall expected with 99% chance of some rain and little or no wind of 3 mph from the north.

  • 81°F maximum temperature81
    °F maximum temperature
  • 68°F minimum temperature68
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 99% chance of some rain99
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Little or no wind of 3 mph from the North3
    mph wind from N

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San Salvador weather for Friday 19th September 2025

Expect isolated thunderstorms in San Salvador, El Salvador with a maximum temperature of 81°F, low levels of heat & humidity, maximum UV of 10 (Very High) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 73% chance of some rain and little or no wind of 4 mph from the south-east.

  • 81°F maximum temperature81
    °F maximum temperature
  • 68°F minimum temperature68
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 73% chance of some rain73
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Little or no wind of 4 mph from the South-East4
    mph wind from SE

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San Salvador weather for Saturday 20th September 2025

Expect isolated thunderstorms in San Salvador, El Salvador with a maximum temperature of 82°F, low levels of heat & humidity, maximum UV of 10 (Very High) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 93% chance of some rain and little or no wind of 4 mph from the south.

  • 82°F maximum temperature82
    °F maximum temperature
  • 70°F minimum temperature70
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 93% chance of some rain93
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Little or no wind of 4 mph from the South4
    mph wind from S

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San Salvador weather for Sunday 21st September 2025

Expect isolated thunderstorms in San Salvador, El Salvador with a maximum temperature of 81°F, low levels of heat & humidity, maximum UV of 5 (Moderate) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 85% chance of some rain and little or no wind of 4 mph from the south.

  • 81°F maximum temperature81
    °F maximum temperature
  • 70°F minimum temperature70
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 85% chance of some rain85
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Little or no wind of 4 mph from the South4
    mph wind from S

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