El Cuco Weather in December
During December, El Cuco experiences very high daytime temperatures of 32°C (90°F) and cooler nights around 25°C (77°F). Rainfall is low, averaging just 4.2 mm (0.2 in) for the month.
Rainfall in El Cuco in December
On average, there are about 4 days with rain during this month, averaging 4.2 mm (0.2 in). The odd shower may pass through, but it usually doesn't amount to much. A largely dry month overall.
Temperature in El Cuco in December
The excellent temperature in El Cuco in December makes it a solid month to visit, with 32°C (90°F) during the day and 25°C (77°F) at night. Mornings and evenings are often more comfortable than the peak afternoon hours. With overnight lows of 25°C (77°F), evenings and nights remain warm. Light clothing and an open window or fan can help you sleep comfortably.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 December
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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
37-year average (1983-2025)
Based on our historical records, temperatures in El Cuco typically stay consistent throughout December, with daily highs averaging around 32°C (90°F). Nights are warm, with lows around 24°C (75°F).
Average temperatures in December
Historical weather records for El Cuco in December
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 December
Based on 25 years of weather observations (2000-2025), these are the most extreme conditions recorded in El Cuco.
- El Cuco recorded its highest December temperature of 37°C (99°F) on December 4, 2009.
- The lowest daytime temperature in December was 26°C (79°F), recorded on December 23, 2000.
- The coldest night in December in El Cuco was on December 18, 2010, with a minimum of 16°C (61°F).
Best Places in El Salvador in December
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 December →
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 December
Warm but pleasant conditions in El Cuco in December. 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. Dry conditions mean you won't need to worry about rain protection.
What To Do in El Cuco in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling8/10 -
Walking8/10 -
Camping10/10 -
Outdoor sports8/10
El Cuco 3-Day Forecast
See the full El Cuco climate overview or explore weather in El Salvador.
Popular in December
Where to go in December - average daytime high across popular destinations.
San Miguel
34°C (93°F) San Salvador
32°C (90°F) El Cuco32°C (90°F) El Zonte31°C (88°F) Santa Ana31°C (88°F) Concepción de Ataco30°C (86°F) La Libertad31°C (88°F) El Sunzal31°C (88°F) 
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