Magical Split
The best travel time to Split in Croatia is from May til October and the best months are May, June and September.
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.
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.
Pick a month to see the average temperature, rainfall and sunshine in Zagreb - and find the best time to visit.
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).
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.
Based on weather observations in Zagreb between 2006 and 2025, these are the recorded extremes during 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 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).
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.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Temperature Rainfall Sunshine Humidity Wind Speed
See the full Zagreb climate overview or explore weather in Croatia.
Where to go in December - average daytime high across popular destinations.
Need travel inspiration? Check out our bucket list articles and be inspired.
Magical Split
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