Lucija
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Lucija Weather in December

Lucija in December averages 11°C (52°F) during the day and 6°C (43°F) at night. This is part of the winter season, and quite a bit of rainfall is expected this month.

Rainfall in Lucija in December

Historically, December sees about 12 days of rain, with a monthly average of 118 mm (4.6 in). The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Lucija in December

Lucija in December gets highs of 11°C (52°F) during the day and drops to 6°C (43°F) at night. December is known for being in the winter season. Temperatures remain on the cold side all day. A proper warm jacket is worth having, not just for evenings. With lows around 6°C (43°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.

Sunshine in Lucija in December

The month has fewer sunny days, with around 95 hours of sunshine.

December in Lucija has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.

Lucija Temperature in December

Min Temperature
6°C (43°F)
Max Temperature
11°C (52°F)
Chance of Rain
39%
Precipitation
118 mm (4.6 in)
Rainy days
12 days
Humidity
67% *
Sunshine
95 hours *
Percentage Sunshine
*
* Data from: Portorož, Slovenia (2 KM, 1 Miles).

Lucija Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Lucija - and find the best time to visit.

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Lucija typically stay consistent throughout December, with daily highs averaging around 11°C (52°F). Nights are cold, with lows typically ranging from 1°C (34°F) to 4°C (39°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 records for Lucija in December

Browse day-by-day weather records for Lucija spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Lucija historical weather extremes in December

The extremes listed below come from historical weather data collected in Lucija from 1976 through 2025.

  • On December 19, 1989, temperatures climbed to 20°C (68°F), marking the warmest December day on record.
  • The lowest overnight temperature recorded in December was -10°C (14°F) (December 20, 2009).

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

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Lucija in December

Pack for changing conditions in Lucija in December. Bring a mix of short and long sleeves, a warm layer like a hoodie or light jacket, and comfortable pants. The key is being able to add or remove layers as the days goes by. Prepare for significant rainfall with proper waterproof clothing and shoes. You can probably leave your sunglasses at home, because sunny days are pretty rare this month.

What To Do in Lucija in December

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

  • Swimming
    4/10
  • Cycling
    5/10
  • Walking
    5/10
  • Camping
    3/10
  • Outdoor sports
    5/10

Lucija 3-Day Forecast

More climate data for Lucija

Popular in December

Where to go in December - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.