Metapán Weather in May
With daytime temperatures of 32°C (90°F) and nighttime lows of 21°C (70°F), May in Metapán brings very high temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 135 mm (5.3 in) falls on average.
Rainfall in Metapán in May
Typically, you can expect about 18 days of rain this month, with 135 mm (5.3 in) on average. This month brings frequent, heavy showers. Both the number of wet days and the rainfall totals are on the high side.
Temperature in Metapán in May
Daytime highs in Metapán in May reach 32°C (90°F), with nights around 21°C (70°F). Indoor breaks or shaded spots can make the warmer part of the day much more comfortable. At 21°C (70°F) overnight, nights are warm enough to sit outside comfortably in light clothing.
Sunshine in Metapán in May
The days are predominantly sunny, with an estimated total of around 253 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.Our weather planner can help you find worldwide destinations with pleasant weather during this period. January, November and December typically offer the best weather for Metapán.
Metapán Temperature in May
Min Temperature
Max Temperature
Chance of Rain
Precipitation
Rainy days
Humidity
Sunshine
Percentage Sunshine
Metapán Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Metapán - and find the best time to visit.
Daily Historical Temperatures
43-year average (1977-2025)
Based on our historical records, temperatures in Metapán typically stay consistent throughout May, with daily highs averaging around 32°C (90°F). Nights are warm, with lows around 21°C (70°F).
Average temperatures in May
Daily Historical Precipitation
43-year average (1977-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in May
Historical weather records for Metapán in May
Browse day-by-day weather records for Metapán spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Metapán historical weather extremes in May
Based on weather observations in Metapán between 1997 and 2026, these are the recorded extremes during May.
- On May 6, 1999, temperatures climbed to 40°C (104°F), marking the warmest May day on record.
- The lowest daytime temperature in May was 22°C (72°F), recorded on May 19, 2005.
- Nighttime temperatures dropped to 15°C (59°F) on May 9, 2007, marking the coldest May night on record.
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 is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Metapán in May
Warm weather calls for comfortable, breathable clothing in May. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). High rain levels are expected, so pack waterproof gear and an umbrella or poncho. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.
What To Do in Metapán in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
-
Swimming9/10 -
Cycling7/10 -
Walking7/10 -
Camping6/10 -
Outdoor sports7/10
Metapán 3-Day Forecast
Temperature Rainfall Sunshine Humidity
See the full Metapán climate overview or explore weather in El Salvador.
Popular in May
Where to go in May - average daytime high across popular destinations.
San Miguel
34°C (93°F) San Salvador32°C (90°F) El Cuco32°C (90°F) Santa Ana32°C (90°F) El Zonte30°C (86°F) Concepción de Ataco30°C (86°F) La Libertad30°C (86°F) El Sunzal30°C (86°F) 
Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
The top 5 unexplored rainforests in Central America
Dive into Central America's top 5 hidden rainforests for an unparalleled journey through vibrant wildlife and diverse landscapes.
The 5 most beautiful lakes in Canada
Explore Canada's stunning lakes: Lake Louise, Lake Superior, Maligne Lake, Emerald Lake, and Lake Okanagan, each offering unique beauty and activities.
Yosemite National Park is definitely worth a visit
Vast forests, blue lakes, towering sequoias, and majestic waterfalls hint at the beauty of Yosemite National Park—a true natural masterpiece.
The 10 most alternative cities in the United States
Discover the top 10 fun and alternative U.S. cities rich in art, culture, and adventure. From Portland's hippy charm to Sedona's stunning landscapes.