Tolmin Weather in December
Thinking of visiting Tolmin in December? Expect low temperatures reaching 5°C (41°F) during the day, dropping to -3°C (27°F) at night, and note that quite a bit of snow/rainfall is likely.
Rainfall in Tolmin in December
You can expect snow/rain on roughly 13 days based on historical data, averaging 134 mm (5.3 in) for the month. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.
Temperature in Tolmin in December
Daytime highs in Tolmin in December reach 5°C (41°F), with nights around -3°C (27°F). Experience the winter season in December. It stays very cold throughout much of the day, so warm winter clothing is essential. Nights drop below freezing to -3°C (27°F). An extra blanket is worth packing if you're unsure about the heating where you're staying. This month is extremely cold, so be sure to dress in layers to keep warm. Proper preparation can help you stay comfortable.
Sunshine in Tolmin in December
The month is characterized by fewer sunny days, with roughly 81 hours hours of sunshine. Ideal for those who prefer a cooler, cloudier climate.If you prefer dry days with pleasant temperatures, December may not be the ideal month to visit Tolmin. 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 Slovenia, check out our Tolmin's climate page.
Tolmin Temperature in December
Min Temperature
-3°C (27°F)
Max Temperature
5°C (41°F)
Chance of Rain
42%
Precipitation
134 mm (5.3 in)
Rainy days
13 days
Humidity
75% *
Sunshine
81 hours *
Percentage Sunshine
37% *
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Tolmin typically stay consistent throughout December, with daily highs averaging around 5°C (41°F). Nights are very cold, with lows typically ranging from -5°C (23°F) to -2°C (28°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 Tolmin in December
Browse day-by-day weather records for Tolmin spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Tolmin historical weather extremes in December
Based on 49 years of weather observations in Tolmin between 1976 and 2025, these are the recorded extremes.
- The hottest December day on record in Tolmin reached 17°C (63°F) (December 7, 1984).
- The coldest December day was on December 28, 1996, with a maximum of -6°C (21°F).
Best Places in Slovenia in December
Find out more about the weather in Slovenia and which places have the best travel conditions in this month. See all of Slovenia in December →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Tolmin in December
We recommend to layer up for chilly conditions in Tolmin 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. You can probably leave your sunglasses at home, because sunny days are pretty rare this month.What To Do in Tolmin 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 Slovenia, check out our Tolmin's climate page.
Temperature Rainfall Sunshine Humidity
See the full Tolmin climate overview or explore weather in Slovenia.
