San Miguel Weather & Climate: Best Time to Visit

Average temperatures, rainfall, sunshine and the best time to visit San Miguel.

Climate overview of San Miguel

With consistently stable weather, San Miguel, La Libertad Department, El Salvador, sees little seasonal temperature change. Daytime highs average 34°C (93°F), ranging from 37°C (99°F) in March to 32°C (90°F) in October.

Rainfall is high, totalling around 1764 mm (69 in) per year. September is the wettest month and January the driest. The city also experiences distinct dry (December to March) and wet (May to October) seasons.

San Miguel Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in San Miguel - and find the best time to visit.

Monthly Temperature in San Miguel

The climate in San Miguel remains fairly constant, offering very warm temperatures throughout the year. Average maximum daytime temperatures range from a very hot 37°C (99°F) in March, the warmest time of the year, to a very warm 32°C (90°F) during cooler months like October.

At night, you can expect temperatures ranging from 25°C (77°F) in March to around 21°C (70°F) during October.

Check out our detailed temperature page for more information.

Temperature ranges by month

Rainfall in San Miguel

San Miguel is known for its substantial rainfall, with annual precipitation reaching 1764 mm (69 in). Significant seasonal changes in precipitation occur throughout the year. In the wettest month, September it receives heavy rainfall, averaging 347 mm (14 in) of precipitation, recorded across 28 rainy days. In contrast, the driest month January brings less rainfall, with 1.7 mm (0.1 in) over 3 rainy days. For more details, please visit our San Miguel Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

Humidity in San Miguel by Month

Best Time to Visit San Miguel

The most favourable weather available in San Miguel usually occurs in November. Conditions are generally most challenging in January, February, March, April, May, June, July, August, September, October and December.

Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.

  • Best overall: November
  • Warmest weather: February, March and April
  • Fewest rainy days: January, February, March and December
  • Wettest months: May, June, July, August, September and October, when rainfall is highest.
  • Seasonal pattern: Distinct dry (December to March) and wet (May to October) seasons

Frequently asked questions about the climate in San Miguel

What is the best time to visit San Miguel?

November typically offers the most optimal weather in San Miguel. In contrast, January, February, March, April, May, June, July, August, September, October and December tend to have less optimal conditions. San Miguel has distinct dry (December to March) and wet (May to October) seasons.

What temperatures can I expect in San Miguel?

Daytime highs range from 32°C (90°F) in October to 37°C (99°F) in March. Nighttime lows range from 21°C (70°F) to 25°C (77°F). Temperatures stay relatively stable year-round.

How much rain does San Miguel get?

Annual rainfall is around 1764 mm (69 in). September is the wettest month with 347 mm (14 in), while January is the driest with 1.7 mm (0.1 in).

San Miguel 3-Day Forecast

San Miguel 3-Day Forecast

San Miguel on the map

San Miguel is highlighted - select any city to see its climate.

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