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Metapán in December sees high temperatures, with highs around 29°C (84°F) and overnight lows of 18°C (64°F). With just 9.5 mm (0.4 in) of rainfall on average, rain is rarely an issue.
If your ideal day consists of dry skies and pleasant temperatures, January, November and December typically offer the best circumstances for Metapán.
Pick a month to see the average temperature, rainfall and sunshine in Metapán - and find the best time to visit.
45-year average (1976-2025)
Based on our historical records, temperatures in Metapán typically stay consistent throughout December, with daily highs averaging around 29°C (84°F). Nights are pleasant, with lows around 18°C (64°F).
45-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
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.
Based on 24 years of weather observations (2001-2025), these are the most extreme conditions recorded in Metapán.
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).
Warm but pleasant conditions in Metapán 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. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Temperature Rainfall Sunshine Humidity
See the full Metapán climate overview or explore weather in El Salvador.
Where to go in December - average daytime high across popular destinations.
Need travel inspiration? Check out our bucket list articles and be inspired.
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