December in Rio Dulce Town brings high temperatures around 28°C (82°F) during the day, dropping to 21°C (70°F) at night, with quite a bit of rainfall expected, averaging around 154 mm (6.1 in) for the month.
If you're inclined towards comfortable temperatures and drier conditions, December is a good time to visit Rio Dulce Town.
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Pick a month to see the average temperature, rainfall and sunshine in Rio Dulce Town - and find the best time to visit.
35-year average (1982-2025)
Based on our historical records, temperatures in Rio Dulce Town typically stay consistent throughout December, with daily highs averaging around 28°C (82°F). Nights are warm, with lows around 20°C (68°F).
Browse day-by-day weather records for Rio Dulce Town spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
According to our 26 years of weather records for Rio Dulce Town, the following extremes were recorded between 1999 and 2025.
Find out more about the weather in Guatemala and which places have the best travel conditions in this month. See all of Guatemala 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 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. Heavy rain is guaranteed, please bring a good poncho and waterproof everything!
We rated the following activities from 1 (least suitable) to 10 (best) to do.
See the full Rio Dulce Town climate overview or explore weather in Guatemala.
Where to go in December - average daytime high across popular destinations.
Flores
30°C (86°F) Rio Dulce Town
28°C (82°F) Guatemala City
26°C (79°F) Antigua Guatemala26°C (79°F) Cobán23°C (73°F) Panajachel22°C (72°F) Quetzaltenango22°C (72°F) Need travel inspiration? Check out our bucket list articles and be inspired.
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