Locarno Weather in December
During December, Locarno experiences low daytime temperatures of 4°C (39°F) and cooler nights around -3°C (27°F). As part of the winter season, expect quite a bit of snow/rainfall. Around 91 mm (3.6 in) is typical.
Rainfall in Locarno in December
On average, there are about 13 days with snow/rain during this month, averaging 91 mm (3.6 in). When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.
Temperature in Locarno in December
Expect highs of 4°C (39°F) in Locarno in December, with nights dropping to around -3°C (27°F). December is a notable month of the winter season. Expect a distinctly cold feel throughout the day, not just overnight. With overnight lows of -3°C (27°F), temperatures fall below freezing at night. An extra thick blanket can make a real difference if your accommodation runs cold. With the coldest weather of the year, this month demands extra warmth. Be sure to layer up to stay comfortable.
Sunshine in Locarno in December
With about 118 hours of sunshine, the area enjoys a nice balance of sun and overcast, creating a pleasant environment.If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Locarno. Our weather planner can help you explore destinations with more pleasant weather conditions.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Switzerland, check out our Locarno's climate page.
Locarno Temperature in December
Min Temperature
-3°C (27°F)
Max Temperature
4°C (39°F)
Chance of Rain
42%
Precipitation
91 mm (3.6 in)
Rainy days
13 days
Humidity
67%
Sunshine
118 hours
Percentage Sunshine
56%
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Locarno typically stay consistent throughout December, with daily highs averaging around 4°C (39°F). Nights are very cold, with lows around 0°C (32°F).
Average temperatures in December
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in December
Historical weather for Locarno in December
Browse day-by-day weather records for Locarno spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Locarno historical weather extremes in December
Based on 49 years of weather observations in Locarno between 1976 and 2025, these are the recorded extremes.
- Locarno recorded its highest December temperature of 21°C (70°F) on December 23, 2023.
- On December 28, 1996, Locarno saw its coldest December day with temperatures maxing out at -3°C (27°F).
- Nighttime temperatures dropped to -13°C (9°F) on December 30, 1996, marking the coldest December night on record.
Best Places in Switzerland in December
Find out more about the weather in Switzerland and which places have the best travel conditions in this month. See all of Switzerland in December →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Locarno in December
We recommend to layer up for chilly conditions in Locarno in December. You could start with thermal underwear or a good base layer to keep your core warm on the cooler days this month. Maybe also add a sweater or fleece, and top it off with a windproof jacket. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. Bring sunglasses since you'll have some sunny periods throughout the monthWhat To Do in Locarno in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Switzerland, check out our Locarno's climate page.
Temperature Rainfall Sunshine Humidity
See the full Locarno climate overview or explore weather in Switzerland.
