Temperatures in May
It's warm in May in San Salvador with an average temperature of 28°C. Temperatures this month range from a low of 27°C to a high of 28°C. At night, you can expect temperatures between 22°C and 26°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for San Salvador in May. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of May
The month of May starts in San Salvador with hot temperatures, averaging around 28°C during the day and nights close to 24°C. You can expect regular precipitation, but there’s also a chance for some sunny days in the first days of the month.
Mid-May
By mid-May, the average daytime temperature stays the same at 28°C, with nights close to 24°C. There might be a few showers during this period, but plenty of dry days with sunshine too.
End of May
By the end of May, the average daytime temperature in San Salvador will be around 28°C, with nights close to 26°C. A shower might show up, but overall the weather will be dry and sunny. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
Precipitation in May
In May, there is an average of 95 mm of precipitation, spread over 13 days. The wind speed is around 4 Bft, mostly coming from the East.
The average precipitation chance is 42% per day this month. The weather’s variable. There are also a few days with lower precipitation chances.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in May for San Salvador. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
San Salvador in May |
UK | ||
|---|---|---|---|
 Average Temperature |
28°C | 18°C | |
 High Temp |
28°C | 21°C | |
| Low Temp |
27°C | 15°C | |
 Total Precipitation |
95 mm | 46 mm | |
| Rainy Days |
13 days | 8 days | |
April
UV index
The UV index is a maximum of 10 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is May a good time to visit San Salvador?
Want nice weather? Then May is a great time to be in San Salvador. You’ll have pleasant temperatures and not too much rain this month.
The hurricane season in San Salvador runs from June to November.
Temperature records for San Salvador in May
With 31°C, San Salvador hit the highest temperature in the last 10 years in May 2021. The lowest daytime temperature in this month was 24°C in 2017. The extreme night temperatures ranged from a low of 3°C to a high of 27°C.
Check out the climate of San Salvador for all months and discover the best travel time
Daily Temperature in May in San Salvador
This chart shows the average daily temperatures, both day and night, for each day in May in San Salvador, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in May in San Salvador
The chart below shows the average daily precipitation in May for San Salvador, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for May, you can expect around 13 days of rain in San Salvador.
Daily UV Index in May in San Salvador
This chart shows the average daily UV index in May in San Salvador, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in May in San Salvador Over the Years
This chart shows the average temperature in May in San Salvador, measured in degrees Celsius, over the past years.
Total Precipitation in May in San Salvador Over the Years
This chart shows the average precipitation in May in San Salvador, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in May for San Salvador
Click on a specific day in May for detailed info on the typical weather on that day in San Salvador. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in May in San Salvador
Have you been to San Salvador in May?
Share your weather experience in May in San Salvador.
Average Weather in San Salvador by Month
Click on a month below to see detailed weather info for San Salvador. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of San Salvador for all months at once
