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La Serena Weather in December
Thinking of visiting La Serena in December? Expect high temperatures reaching 23°C (73°F) during the day, dropping to 14°C (57°F) at night, with minimal rainfall.
Rainfall in La Serena in December
Rain is expected on roughly a single day, totalling around 0.9 mm (0.04 in) for the month. If rain does fall, it tends to be very light and barely worth getting out an umbrella for.
Temperature in La Serena in December
La Serena has excellent weather in December, with days reaching 23°C (73°F) and nights cooling to 14°C (57°F). This kind of day-to-night contrast is typical for this time of year. Nights drop to around 14°C (57°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 La Serena in December
Enjoy a sunny month with about 207 hours of sunshine, the clear skies make La Serena even more beautiful.If you favor pleasant temperatures and minimal rainfall, December is one of the best months to visit La Serena.
La Serena Temperature in December
Min Temperature
14°C (57°F)
Max Temperature
23°C (73°F)
Chance of Rain
2%
Precipitation
0.9 mm (0.04 in)
Rainy days
a single day
Humidity
89%
Sunshine
207 hours
Percentage Sunshine
La Serena Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in La Serena - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in La Serena typically stay consistent throughout December, with daily highs averaging around 23°C (73°F). Nights are cool, with lows typically ranging from 13°C (55°F) to 15°C (59°F).
Average temperatures in December
Historical weather records for La Serena in December
Browse day-by-day weather records for La Serena spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
La Serena historical weather extremes in December
Based on 49 years of weather observations in La Serena between 1976 and 2025, these are the recorded extremes.
- The hottest December day on record in La Serena reached 27°C (81°F) (December 22, 2025).
- On December 18, 1991, La Serena saw its coldest December day with temperatures maxing out at 13°C (55°F).
- La Serena registered its coldest December night on December 1, 2021, with temperatures dropping to 9°C (48°F).
Best Places in Chile in December
Find out more about the weather in Chile and which places have the best travel conditions in this month. See all of Chile 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 La Serena in December
For La Serena in December, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.
What To Do in La Serena in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming10/10 -
Cycling10/10 -
Walking10/10 -
Barbeque9/10 -
Camping10/10 -
Outdoor sports10/10
La Serena 3-Day Forecast
More climate data for La Serena
Temperature Rainfall Sunshine Humidity
See the full La Serena climate overview or explore weather in Chile.
Popular in December
Where to go in December - average daytime high across popular destinations.
Santiago
26°C (79°F) San Pedro de Atacama
25°C (77°F) La Serena
23°C (73°F) Hanga Roa24°C (75°F) Viña del Mar20°C (68°F) Pucón
19°C (66°F) Valparaíso19°C (66°F) Bucket list
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