El Sunzal Weather in May
May in El Sunzal averages 30°C (86°F) during the day and 24°C (75°F) at night. May is part of the rainy season, with around 240 mm (9.4 in) of rainfall and frequent showers.
Rainfall in El Sunzal in May
El Sunzal is in the rainy season in May, with rain on around 18 days and an average of 240 mm (9.4 in). The rainy season here brings regular, substantial showers. It's worth being prepared for rain on most days you're out.
Temperature in El Sunzal in May
In May, El Sunzal sees very high temperatures, with highs of 30°C (86°F). Nights drop to around 24°C (75°F). If you're spending a lot of time outdoors, it helps to plan around the warmer part of the day. With overnight lows of 24°C (75°F), evenings and nights remain warm. Light clothing and an open window or fan can help you sleep comfortably.
Sunshine in El Sunzal in May
The city usually sees around 219 hours of sunlight, indicating many sunny days despite it being the rainy season.If you're looking for dry conditions and comfortable temperatures, May may not be the ideal month to visit El Sunzal. Our weather planner can help you explore destinations with more pleasant weather conditions.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit El Salvador, check out our El Sunzal's climate page.
El Sunzal Temperature in May
Min Temperature
24°C (75°F)
Max Temperature
30°C (86°F)
Chance of Rain
61%
Precipitation
240 mm (9.4 in)
Rainy days
18 days
Humidity
80% *
Sunshine
219 hours *
Percentage Sunshine
*
Daily Historical Temperatures
39-year average (1977-2025)
Based on our historical records, temperatures in El Sunzal typically stay consistent throughout May, with daily highs averaging around 30°C (86°F). Nights are warm, with lows around 23°C (73°F).
Average temperatures in May
Daily Historical Precipitation
39-year average (1977-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in May
Historical weather for El Sunzal in May
Browse day-by-day weather records for El Sunzal spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
El Sunzal historical weather extremes in May
Based on 24 years of weather observations (2002-2026), these are the most extreme conditions recorded in El Sunzal.
- On May 22, 2015, temperatures climbed to 37°C (99°F), marking the warmest May day on record.
- The coldest May day was on May 31, 2002, with a maximum of 24°C (75°F).
- The lowest overnight temperature recorded in May was 19°C (66°F) (May 19, 2005).
Best Places in El Salvador in May
Find out more about the weather in El Salvador and which places have the best travel conditions in this month. See all of El Salvador in May →
perfect weather
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tolerable
unpleasant
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What to Wear in El Sunzal in May
Warm but pleasant conditions in El Sunzal in May. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. It's going to pour! Pack a good poncho and prepare for very wet conditions. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in El Sunzal in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit El Salvador, check out our El Sunzal's climate page.
Temperature Rainfall Sunshine Humidity
See the full El Sunzal climate overview or explore weather in El Salvador.
