Acajutla Weather in May
Acajutla in May sees very high daytime temperatures of 30°C (86°F) and nighttime lows of 26°C (79°F). As part of the rainy season, showers are frequent and often heavy. Budget around 203 mm (8 in) of rainfall for the month.
Rainfall in Acajutla in May
Acajutla is in the rainy season in May, with rain on around 18 days and an average of 203 mm (8 in). Rainfall this month is frequent and tends to be fairly heavy when it does fall. Packing waterproofs is a good idea.
Temperature in Acajutla in May
May in Acajutla brings typical temperatures with highs around 30°C (86°F) and lows of 26°C (79°F). The hottest part of the day is usually in the afternoon, so lighter clothing can help you stay comfortable. Nights are warm at 26°C (79°F). It's worth making sure your accommodation has decent ventilation or air conditioning.
Sunshine in Acajutla in May
Enjoy a sunny month with about 246 hours of sunshine, even though this month falls in the wet season. There is still enough sun to enjoy the outdoors.
Average water temperature in May
The water reaches 29°C (84°F) this month. It's on the warm side, which suits people who prefer that, but don't expect a cooling dip if the air temperature is also high.If you prefer dry days with pleasant temperatures, May may not be the ideal month to visit Acajutla. 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 Acajutla's climate page.
Acajutla Temperature in May
Min Temperature
26°C (79°F)
Max Temperature
30°C (86°F)
Water Temperature
29°C (84°F)
Chance of Rain
61%
Precipitation
203 mm (8 in)
Rainy days
18 days
Humidity
77%
Sunshine
246 hours
Percentage Sunshine
Daily Historical Temperatures
31-year average (1985-2025)
Based on our historical records, temperatures in Acajutla 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
31-year average (1985-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in May
Historical weather for Acajutla in May
Browse day-by-day weather records for Acajutla spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Acajutla historical weather extremes in May
Based on 22 years of weather observations (2003-2025), these are the most extreme conditions recorded in Acajutla.
- On May 27, 2021, temperatures climbed to 38°C (100°F), marking the warmest May day on record.
- The lowest daytime temperature in May was 25°C (77°F), recorded on May 31, 2008.
- Acajutla registered its coldest May night on May 19, 2019, with temperatures dropping to 13°C (55°F).
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 →
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What to Wear in Acajutla in May
Warm but pleasant conditions in Acajutla 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. The water temperature sits at about 29°C (84°F), making it perfect for swimming and water activities. Don't forget to pack your favorite swimwear and perhaps some snorkel gear. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.What To Do in Acajutla 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 Acajutla's climate page.
Temperature Rainfall Sunshine Humidity Water Temp
See the full Acajutla climate overview or explore weather in El Salvador.
