Zagreb Weather in December
Thinking of visiting Zagreb in December? Expect low temperatures reaching 6°C (43°F) during the day, dropping to -1°C (30°F) at night, and note that quite a bit of snow/rainfall is likely.
Rainfall in Zagreb in December
Past climate data indicates that roughly 13 days will see snow/rain, totalling around 72 mm (2.8 in) for the month. Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.
Temperature in Zagreb in December
In December, Zagreb gets low temperatures, with highs of 6°C (43°F). Nights cool to around -1°C (30°F). This month falls in the winter season. The days stay cool from start to finish. Layering up well will make outdoor time much more comfortable. 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 Zagreb in December
With limited sunshine this month, there are about 51 hours of sun. It's ideal for those who prefer a cooler, cloudier climate.
Wind Speed in Zagreb in December
December has wind speeds averaging 3 m/s (6 knots). You can expect comfortable light winds that steadily move flags and feel mild throughout the day. Since this is an average, daily conditions vary from gentle winds to more active breezes.Our weather planner can help you find worldwide destinations with pleasant weather during this period. May, June, July and August typically offer the best weather for Zagreb.
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 Zagreb's climate page.
Zagreb Temperature in December
Min Temperature
-1°C (30°F)
Max Temperature
6°C (43°F)
Chance of Rain
43%
Precipitation
72 mm (2.8 in)
Rainy days
13 days
Humidity
84%
Windspeed
3 m/s (6 knots)
Sunshine
51 hours
Percentage Sunshine
23%
Daily Historical Temperatures
49-year average (1976-2025)
Based on our historical records, temperatures in Zagreb typically stay consistent throughout December, with daily highs averaging around 6°C (43°F). Nights are very cold, with lows typically ranging from -3°C (27°F) to 0°C (32°F).
Average temperatures in December
Historical weather for Zagreb in December
Browse day-by-day weather records for Zagreb spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Zagreb historical weather extremes in December
Based on weather observations in Zagreb between 2006 and 2025, these are the recorded extremes during December.
- The warmest day in December was on December 25, 2009, with a maximum of 19°C (66°F).
- On December 19, 2009, Zagreb saw its coldest December day with temperatures maxing out at -6°C (21°F).
- Zagreb registered its coldest December night on December 10, 2012, with temperatures dropping to -17°C (1°F).
- The wettest day in December Zagreb was on December 26, 2009 with 38 mm (1.5 in) of precipitation.
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 Zagreb in December
We recommend to layer up for chilly conditions in Zagreb 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. Rain is likely on several days, so bring a good rain jacket. Sunglasses aren't essential this month, though you might want them for the occasional bright moment.What To Do in Zagreb 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 Zagreb's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed
See the full Zagreb climate overview or explore weather in Croatia.
