May weather forecast
San Miguel, El Salvador

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Weather in May

Substantial rainfall continues in May, yet San Miguel keeps a lively charm amidst these showers. The city receives the highest daylight of the year, even as the rainfall peaks to a significant 192mm (7.56"). The increased precipitation doesn't hamper the temperature though, keeping the city's warmth intact. The city continues to uphold its reputation as a tropical paradise even under the rain's reign.

Temperature

In San Miguel, May's average high-temperature stands at a still hot 32°C (89.6°F), closely related to the preceding month. San Miguel marks a considerable descent from the daytime apex, as the average temperature dips to a pleasant 20°C (68°F) at night throughout May.

Rainfall

In San Miguel, during May, the rain falls for 16 days and regularly aggregates up to 192mm (7.56") of precipitation. Throughout the year, there are 163 rainfall days, and 1703mm (67.05") of precipitation is accumulated.

Daylight

In May, the average length of the day in San Miguel is 12h and 45min.
On the first day of May in San Miguel, sunrise is at 05:31 and sunset at 18:08. On the last day of the month, sunrise is at 05:24 and sunset at 18:16 CST.

Sunshine

The average sunshine in May in San Miguel is 8h.

UV index

The months with the highest UV index in San Miguel, El Salvador, are February through September, with an average maximum UV index of 12. A UV Index of 11, and more, symbolizes an extreme health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum daily UV index of 12 in May interprets into the following recommendations:
Carry out all crucial safety measures, unprotected skin may burn instantly. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun protection. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Even on overcast days, a sunscreen with a sun protection factor of no less than 30 should be generously applied and reapplied, particularly after swimming or outdoor activities.
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Frequently asked questions

How hot does it get in San Miguel in May?

In San Miguel, 32°C (89.6°F) is the average high-temperature and 20°C (68°F) is the average low-temperature during May.

How much does it rain in San Miguel in May?

In May, in San Miguel, the rain falls for 16 days. Throughout May, 192mm (7.56") of precipitation is accumulated.

How many hours of daylight does San Miguel have in May?

In San Miguel, the average day length in May is 12h and 45min.

When are sunrise and sunset in May in San Miguel?

In May, on the first day of the month, sunrise is at 05:31 and sunset at 18:08. On the last day of the month, in San Miguel, El Salvador, sunrise is at 05:24 and sunset at 18:16 CST.

How many hours of sunshine does San Miguel have in May?

The average sunshine duration in May is 8h.

What is the month with the highest UV index in San Miguel?

The months with the highest UV index are February through September, with an average maximum UV index of 12.

What is the UV index reading in May in San Miguel?

In May, the average daily maximum UV index in San Miguel is 12. A UV Index estimate of 11, and higher, represents an ultimate hazard to health from unprotected exposure to UV radiation.
Average low temperature
Average rainfall days
Average daylight
Average sunshine
Average UV index

Average temperature in May
San Miguel, El Salvador

Average temperature in May - San Miguel, El Salvador
  • Average high temperature in May: 32°C

The warmest months (with the highest average high temperature) are March and April (34°C).
The months with the lowest average high temperature are September and October (30°C).

  • Average low temperature in May: 20°C

The months with the highest average low temperature are April, May, June and July (20°C).
The coldest month (with the lowest average low temperature) is January (16°C).

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Average rainfall in May
San Miguel, El Salvador

Average rainfall in May - San Miguel, El Salvador
  • Average rainfall in May: 192mm

The wettest month (with the highest rainfall) is September (365mm).
The driest month (with the least rainfall) is January (2mm).

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Average rainfall days in May
San Miguel, El Salvador

Average rainfall days in May - San Miguel, El Salvador
  • Average rainfall days in May: 16 days

The month with the highest number of rainy days is September (28 days).
The months with the least rainy days are January, February and March (3 days).

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Average daylight in May /
Average sunshine in May
San Miguel, El Salvador

Average daylight in May / Average sunshine in May - San Miguel, El Salvador
  • Average daylight in May: 12h and 5min

The month with the longest days is June (Average daylight: 12h and 54min).
The month with the shortest days is December (Average daylight: 11h and 24min).

  • Average sunshine in May: 8h

The months with the most sunshine are January, February, March and April (Average sunshine: 9h).
The months with the least sunshine are September and October (Average sunshine: 6h).

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Average UV index in May
San Miguel, El Salvador

Average UV index in May - San Miguel, El Salvador
  • Average UV index in May: 12

The months with the highest UV index are February, March, April, May, June, July, August and September (UV index 12).
The month with the lowest UV index is December (UV index 9).

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San Miguel, El Salvador

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