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Concepción de Ataco Weather in December
During December, Concepción de Ataco experiences very high daytime temperatures of 30°C (86°F) and cooler nights around 20°C (68°F). Rainfall is low, averaging just 9.7 mm (0.4 in) for the month.
Rainfall in Concepción de Ataco in December
The climate data from previous years indicates about 5 days of rain, averaging 9.7 mm (0.4 in) for the month. The odd shower may pass through, but it usually doesn't amount to much. A largely dry month overall.
Temperature in Concepción de Ataco in December
December in Concepción de Ataco is generally excellent, with days reaching 30°C (86°F) and nights settling around 20°C (68°F). Indoor breaks or shaded spots can make the warmer part of the day much more comfortable. Nights drop to around 20°C (68°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.
Sunshine in Concepción de Ataco in December
The city usually sees around 307 hours of sunlight, indicating many sunny days , a great month for sightseeing.Our weather planner can help you find worldwide destinations with pleasant weather during this period. January, February, March and December typically offer the best weather for Concepción de Ataco.
Concepción de Ataco Temperature in December
Min Temperature
20°C (68°F)
Max Temperature
30°C (86°F)
Chance of Rain
15%
Precipitation
9.7 mm (0.4 in)
Rainy days
5 days
Humidity
67% *
Sunshine
307 hours *
Percentage Sunshine
*
* Data from: Santa Ana, El Salvador (33 KM, 20 Miles).
Concepción de Ataco Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Concepción de Ataco - and find the best time to visit.
Historical weather records for Concepción de Ataco in December
Browse day-by-day weather records for Concepción de Ataco spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Concepción de Ataco historical weather extremes in December
According to our 22 years of weather records for Concepción de Ataco, the following extremes were recorded between 2003 and 2025.
- On December 17, 2003, temperatures climbed to 36°C (97°F), marking the warmest December day on record.
- Concepción de Ataco experienced its chilliest December day on December 12, 2003, reaching only 24°C (75°F).
- Concepción de Ataco registered its coldest December night on December 16, 2010, with temperatures dropping to 14°C (57°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
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 Concepción de Ataco in December
Warm temperatures in December make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. With minimal rainfall expected, you can leave the rain gear at home. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.
What To Do in Concepción de Ataco in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming10/10 -
Cycling8/10 -
Walking8/10 -
Barbeque10/10 -
Camping10/10 -
Outdoor sports8/10
Concepción de Ataco 3-Day Forecast
More climate data for Concepción de Ataco
Temperature Rainfall Sunshine Humidity
See the full Concepción de Ataco 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) Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
The top 5 unexplored rainforests in Central America
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