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El Cuco Weather in May
May in El Cuco sees daytime temperatures around 32°C (90°F) and lows of 26°C (79°F) at night. With around 233 mm (9.2 in) of rainfall expected, it's worth packing a rain jacket.
Rainfall in El Cuco in May
Records from the past 30 years suggest around 16 days of rain, with 233 mm (9.2 in) average for the month. This month brings frequent, heavy showers. Both the number of wet days and the rainfall totals are on the high side.
Temperature in El Cuco in May
El Cuco in May gets highs of 32°C (90°F) during the day and drops to 26°C (79°F) at night. If you're spending a lot of time outdoors, it helps to plan around the warmer part of the day. Nights are warm at 26°C (79°F). It's worth making sure your accommodation has decent ventilation or air conditioning.Our weather planner can help you find worldwide destinations with pleasant weather during this period. January, February and December typically offer the best weather for El Cuco.
El Cuco Temperature in May
Min Temperature
26°C (79°F)
Max Temperature
32°C (90°F)
Chance of Rain
54%
Precipitation
233 mm (9.2 in)
Rainy days
16 days
Humidity
71% *
* Data from: San Miguel, El Salvador (35 KM, 22 Miles).
El Cuco Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in El Cuco - and find the best time to visit.
Daily Historical Temperatures
36-year average (1984-2025)
Based on our historical records, temperatures in El Cuco typically stay consistent throughout May, with daily highs averaging around 32°C (90°F). Nights are warm, with lows typically ranging from 25°C (77°F) to 27°C (81°F).
Average temperatures in May
Historical weather records for El Cuco in May
Browse day-by-day weather records for El Cuco spanning 46 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
El Cuco historical weather extremes in May
Based on 25 years of weather observations (2001-2026), these are the most extreme conditions recorded in El Cuco.
- El Cuco recorded its highest May temperature of 41°C (106°F) on May 14, 2025.
- El Cuco experienced its chilliest May day on May 30, 2010, reaching only 24°C (75°F).
- The coldest night in May in El Cuco was on May 26, 2012, with a minimum of 17°C (63°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 →
perfect weather
pleasant
tolerable
unpleasant
poor
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 El Cuco in May
Warm but pleasant conditions in El Cuco 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.
What To Do in El Cuco in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling7/10 -
Walking7/10 -
Camping7/10 -
Outdoor sports7/10
El Cuco 3-Day Forecast
More climate data for El Cuco
See the full El Cuco 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
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