Trebnje Weather in December

December in Trebnje averages 6°C (43°F) during the day and -1°C (30°F) at night. Quite a bit of snow/rainfall is typical this month, with around 89 mm (3.5 in) on average. An umbrella is a good idea.

Rainfall in Trebnje in December

You can typically expect 14 days of snow/rain this month, averaging around 89 mm (3.5 in). Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.

Temperature in Trebnje in December

Daytime highs in Trebnje in December reach 6°C (43°F), with nights around -1°C (30°F). The winter season takes place during December. The days stay cool from start to finish. Layering up well will make outdoor time much more comfortable. With lows of -1°C (30°F), nights are freezing. Packing a spare blanket is worth considering if you're staying somewhere that might not be fully heated.

Sunshine in Trebnje in December

The area experiences limited sunny days, amounting to roughly 57 hours of sunshine. This makes it perfect for those who lean towards cooler, cloudier settings rather than intense sunlit days.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. May, June, July, August and September typically offer the best weather for Trebnje.

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For a detailed overview over the year and the best time to visit Slovenia, check out our Trebnje's climate page.

Trebnje Temperature in December

Min Temperature -1°C (30°F)  

Max Temperature 6°C (43°F)  

Chance of Rain 45%  

Precipitation 89 mm (3.5 in)  

Rainy days 14 days  

Humidity 87% *  

Sunshine 57 hours *  

Percentage Sunshine *  

* Data from: Ljubljana, Slovenia (41 KM, 26 Miles).

What to Wear in Trebnje in December

We recommend to layer up for chilly conditions in Trebnje 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. With limited sunshine expected, sunglasses aren't a priority for packing.

What To Do in Trebnje in December

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

4/10

Cycling

3/10

Walking

3/10

Camping

1/10

Outdoor sports

3/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Slovenia, check out our Trebnje's climate page.

More climate data for Trebnje

Temperature Rainfall Sunshine Humidity

See the full Trebnje climate overview or explore weather in Slovenia.