San Miguel weather live forecast

Today's maximum temperature in San Miguel is expected to be 34°C. Select a day from the live weather forecast for San Miguel, El Salvador for more weather parameters.

5-day weather forecast updated at 04:04 on Saturday 6th September 2025 GMT

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

San Miguel weather forecast by day

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

San Miguel weather for Saturday 6th September 2025

Expect isolated thunderstorms in San Miguel, El Salvador with a maximum temperature of 34°C, high 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 61% chance of some rain and little or no wind of 6 kph from the south.

  • 34°C maximum temperature34
    °C maximum temperature
  • 23°C minimum temperature23
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 61% chance of some rain61
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Little or no wind of 6 kph from the South6
    kph wind from S

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San Miguel weather for Sunday 7th September 2025

Expect isolated thunderstorms in San Miguel, El Salvador with a maximum temperature of 33°C, high levels of heat & humidity, maximum UV of 10 (Very High) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 78% chance of some rain and little or no wind of 5 kph from the south.

  • 33°C maximum temperature33
    °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 10 (Very High)10
    UV index (Very High)
  • 78% chance of some rain78
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Little or no wind of 5 kph from the South5
    kph wind from S

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San Miguel weather for Monday 8th September 2025

Expect isolated thunderstorms in San Miguel, El Salvador with a maximum temperature of 33°C, high levels of heat & humidity, maximum UV of 11 (Extreme) and 5 hours of bright sunshine. There are 10-20 mm of rainfall expected with 88% chance of some rain and little or no wind of 6 kph from the south-east.

  • 33°C maximum temperature33
    °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 11 (Extreme)11
    UV index (Extreme)
  • 88% chance of some rain88
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Little or no wind of 6 kph from the South-East6
    kph wind from SE

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San Miguel weather for Tuesday 9th September 2025

Expect isolated thunderstorms in San Miguel, El Salvador with a maximum temperature of 32°C, high levels of heat & humidity, maximum UV of 11 (Extreme) and 6 hours of bright sunshine. There are 10-20 mm of rainfall expected with 73% chance of some rain and little or no wind of 6 kph from the south-east.

  • 32°C maximum temperature32
    °C maximum temperature
  • 23°C minimum temperature23
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 11 (Extreme)11
    UV index (Extreme)
  • 73% chance of some rain73
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Little or no wind of 6 kph from the South-East6
    kph wind from SE

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San Miguel weather for Wednesday 10th September 2025

Expect isolated thunderstorms in San Miguel, El Salvador with a maximum temperature of 32°C, high levels of heat & humidity, maximum UV of 9 (Very High) and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 74% chance of some rain and little or no wind of 6 kph from the north-west.

  • 32°C maximum temperature32
    °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 9 (Very High)9
    UV index (Very High)
  • 74% chance of some rain74
    % 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 6 kph from the North-West6
    kph wind from NW

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

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