Črni Kal Weather in December

December in Črni Kal averages 8°C (46°F) during the day and 2°C (36°F) at night. Quite a bit of rainfall is typical this month, with around 120 mm (4.7 in) on average. An umbrella is a good idea.

Rainfall in Črni Kal in December

Past climate data indicates that roughly 13 days will see rain, totalling around 120 mm (4.7 in) for the month. 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 Črni Kal in December

In December, Črni Kal gets low temperatures, with highs of 8°C (46°F). Nights cool to around 2°C (36°F). The month of December belongs to the winter season. Even at the warmest part of the day, temperatures stay low. Dressing warmly from the start is the sensible approach. Nights fall to 2°C (36°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.

Sunshine in Črni Kal in December

The area experiences limited sunny days, amounting to roughly 84 hours of sunshine. This makes it perfect for those who lean towards cooler, cloudier settings rather than intense sunlit days.

Average water temperature in December

At 11°C (52°F), the water is very cold. Most people find it too uncomfortable for anything beyond a brief wade.

If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Črni Kal. Our weather planner can help you explore destinations with more pleasant weather conditions.

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

Črni Kal Temperature in December

Min Temperature 2°C (36°F)  

Max Temperature 8°C (46°F)  

Water Temperature 11°C (52°F) *  

Chance of Rain 42%  

Precipitation 120 mm (4.7 in)  

Rainy days 13 days  

Humidity 67% *  

Sunshine 84 hours *  

Percentage Sunshine 31% *  

* Data from: Triest, Italy (15 KM, 9 Miles).

What to Wear in Črni Kal in December

Cold weather calls for smart layering in December. A thermal base layer makes a huge difference in staying warm. Add a wool sweater or fleece, then a wind-resistant outer jacket. Prepare for significant rainfall with proper waterproof clothing and shoes. With water temperatures around 11°C (52°F), the water is quite cold for swimming. You can skip the swimwear unless you're particularly tough. Sunglasses aren't essential this month, though you might want them for the occasional bright moment.

What To Do in Črni Kal in December

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

Swimming

4/10

Cycling

4/10

Walking

4/10

Camping

3/10

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 Črni Kal's climate page.

More climate data for Črni Kal

Temperature Rainfall Sunshine Humidity Water Temp

See the full Črni Kal climate overview or explore weather in Slovenia.