Senj Weather in December
December in Senj sees daytime temperatures around 7°C (45°F) and lows of 1°C (34°F) at night. With around 143 mm (5.6 in) of rainfall expected, it's worth packing a rain jacket.
Rainfall in Senj in December
You can typically expect 15 days of rain this month, averaging around 143 mm (5.6 in). This month brings frequent, heavy showers. Both the number of wet days and the rainfall totals are on the high side.
Temperature in Senj in December
December in Senj brings typical temperatures with highs around 7°C (45°F) and lows of 1°C (34°F). The winter season is characteristic of December. Cold conditions persist throughout the day, so warm clothing is important from the moment you head outside. At 1°C (34°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.
Sunshine in Senj in December
This month is characterized by fewer sunny days, with about 90 hours of sunshine. It's great for those who appreciate cooler, less sunny days.If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Senj. 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 Croatia, check out our Senj's climate page.
Senj Temperature in December
Min Temperature
1°C (34°F)
Max Temperature
7°C (45°F)
Chance of Rain
50%
Precipitation
143 mm (5.6 in)
Rainy days
15 days
Sunshine
90 hours
Percentage Sunshine
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Senj typically stay consistent throughout December, with daily highs averaging around 7°C (45°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 for Senj in December
Browse day-by-day weather records for Senj spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Senj historical weather extremes in December
Based on 39 years of weather observations in Senj between 1986 and 2025, these are the recorded extremes.
- On December 1, 2023, temperatures climbed to 21°C (70°F), marking the warmest December day on record.
- Nighttime temperatures dropped to -14°C (7°F) on December 10, 1991, marking the coldest December night on record.
Best Places in Croatia in December
Find out more about the weather in Croatia and which places have the best travel conditions in this month. See all of Croatia in December →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Senj in December
We recommend to layer up for chilly conditions in Senj 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. Sunglasses aren't essential this month, though you might want them for the occasional bright moment.What To Do in Senj 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 Croatia, check out our Senj's climate page.
See the full Senj climate overview or explore weather in Croatia.
