Ilirska Bistrica Weather in December

During December, Ilirska Bistrica experiences low daytime temperatures of 6°C (43°F) and cooler nights around -1°C (30°F). As part of the winter season, expect quite a bit of snow/rainfall. Around 151 mm (5.9 in) is typical.

Rainfall in Ilirska Bistrica in December

Climate statistics over the past 30 years suggest around 14 days of snow/rain, with 151 mm (5.9 in) average for the month. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Ilirska Bistrica in December

In December, Ilirska Bistrica gets low temperatures, with highs of 6°C (43°F). Nights cool to around -1°C (30°F). December is typically considered a winter month. It stays cool throughout the day, so warm layers are a good idea from morning to evening. Nights drop below freezing to -1°C (30°F). An extra blanket is worth packing if you're unsure about the heating where you're staying.

Sunshine in Ilirska Bistrica in December

The month experiences a moderate amount of sunlight, with 100 hours of sunshine. This provides a nice balance between sunshine and clouds.

December in Ilirska Bistrica has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.

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

Ilirska Bistrica Temperature in December

Min Temperature -1°C (30°F)  

Max Temperature 6°C (43°F)  

Chance of Rain 46%  

Precipitation 151 mm (5.9 in)  

Rainy days 14 days  

Humidity 66% *  

Sunshine 100 hours *  

Percentage Sunshine 39% *  

* Data from: Rijeka, Croatia (28 KM, 17 Miles).

What to Wear in Ilirska Bistrica in December

Dress warmly and in layers for your trip to Ilirska Bistrica in December. A good base layer system works wonders. Start with good thermal underwear, add something warm like a fleece sweater, then finish with a waterproof jacket on top. It's going to pour! Pack a good poncho and prepare for very wet conditions. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Ilirska Bistrica in December

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

Swimming

5/10

Cycling

4/10

Walking

4/10

Camping

1/10

Outdoor sports

4/10

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 Ilirska Bistrica's climate page.

More climate data for Ilirska Bistrica

Temperature Rainfall Sunshine Humidity

See the full Ilirska Bistrica climate overview or explore weather in Slovenia.