San Salvador in May
In May, San Salvador averages 29°C (83°F) during the day and 21°C (70°F) at night, with frequent rain — about 29 days of the month see precipitation (230 mm total).
ShoulderConditions are warm and beach-friendly. Expect daily rain or showers, often in heavy bursts.
May offers comfortable temperatures in San Salvador, with some rain to plan around.
How May compares to the rest of the year in San Salvador
May is in the middle of the year for warmth in San Salvador (7th of 12) and one of the wettest months (2nd of 12). Daytime temperature matches the city's annual average. May runs 2°C cooler than April (31°C) and cools 1°C in June (28°C).
May sunrise & sunset in San Salvador
Times shown for San Salvador local time (America/El_Salvador), calculated for the 15th of May. They shift by a few minutes day to day across the month.
Photography light in San Salvador — May
Golden-hour and blue-hour windows for the 15th of May, in San Salvador's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).
📅 When to book — San Salvador in May
Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on May's tier (Shoulder) and San Salvador's popularity.
Crowds & pricing — May in San Salvador
San Salvador is in a shoulder season month — fewer crowds, slightly lower prices, and a calmer atmosphere than peak weeks. Most major sights stay open with normal hours, though a handful of seasonal restaurants or boat trips may run reduced schedules. Many regulars consider these months the best time to visit because you trade a small amount of weather reliability for a much more pleasant on-the-ground experience.
Sun & mosquito risk — May in San Salvador
UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.
San Salvador in other months
| Month | Avg high | Avg low | Rainfall | Rain days | Snow days |
|---|---|---|---|---|---|
| January | 30°C / 86°F | 19°C / 66°F | 5 mm | 8 | — |
| February | 31°C / 88°F | 19°C / 67°F | 5 mm | 6 | — |
| March | 31°C / 88°F | 20°C / 69°F | 17 mm | 13 | — |
| April | 31°C / 87°F | 21°C / 70°F | 66 mm | 22 | — |
| May | 29°C / 83°F | 21°C / 70°F | 230 mm | 29 | — |
| June | 28°C / 82°F | 21°C / 70°F | 246 mm | 28 | — |
| July | 29°C / 85°F | 21°C / 70°F | 156 mm | 28 | — |
| August | 28°C / 83°F | 21°C / 70°F | 236 mm | 29 | — |
| September | 27°C / 81°F | 21°C / 69°F | 287 mm | 30 | — |
| October | 27°C / 81°F | 20°C / 69°F | 251 mm | 29 | — |
| November | 28°C / 83°F | 20°C / 68°F | 76 mm | 19 | — |
| December | 30°C / 85°F | 19°C / 67°F | 10 mm | 10 | — |
Other cities with similar May weather
🌍 See the full ranked list of climate twins for San Salvador in May →
Frequently asked questions
How hot is San Salvador in May?
In May, San Salvador averages a high of 29°C (83°F) and a low of 21°C (70°F) — generally warm.
Does it rain a lot in San Salvador in May?
May is quite rainy in San Salvador, with about 29 rainy days on average.
Is May a good time to visit San Salvador?
May is warm but on the rainy side. It suits travelers who are comfortable with warm weather; check the month-by-month ranking to compare it against the rest of the year.
What should I pack for San Salvador in May?
Pack lightweight, breathable clothing, sunglasses and sunscreen, plus a compact umbrella or rain jacket. See the full May packing list for San Salvador for a complete, climate-based checklist.
Check the live 10-day forecast and sunrise/sunset.