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Zagreb in January: Weather, Average temperature and Climate

Planning a trip and want to know what the weather in Zagreb in January will be like? Take a look at our weather guide for Zagreb, based on historical data.
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January

Weather in Zagreb in January 2025

OK Weather
Cool
☁️
Cloudy
If you plan to visit Zagreb in January, the weather is typically alright, with an average high temperature of +4°C during the day and approximately 5 sunny days. Expect some snowy, though, as there are typically 7 snowy days in the month and around 29 mm of precipitation. The weather is changeable so you may have to pack for every eventuality. Search flights in one click on Avionero.
Good to know:
  • January is usually the coldest month of the year in Zagreb;

Average weather

☀️
+4°C
Avg. max. temperature
-23°C
Min.
+19°C
Max.
29 mm
Total precipitation
83%
Avg. humidity
1 m/s
Avg. wind
5 ☀️
Sunny Days
14 ⛅️
Cloudy
5 🌦
Rainy
Our opinion: Zagreb has OK weather in January.

Average temperature in Zagreb in January

Here are the expected maximum, average and minimum temperatures in Zagreb for January based on the historical data.
Last Year
Historical Data

Going from a maximum of +17°C during the day to a minimum of -3°C during the night, the temperature in January averages around +8°C.

The average maximum temperature goes down 35% by the end of the month, compared with the beginning of the month, from +17°C to +10°C.

Is Zagreb warm or cold in January?

Zagreb is typically cool in January.

Maximum temperatures go down compared to the previous month from +5°C to +4°C. The minimum temperature also goes down from -1°C to -2°C.

Pack a sweater and a jacket as there will be cooler temperatures.

January is the coldest month in Zagreb, here is the comparison with other months:

Climate in Zagreb in January

Zagreb weather looks like this, on average, in January and the surrounding months.
DecemberJanuaryFebruary
Avg. temperature
+5°C+4°C+7°C
Min. temperature
-20°C-23°C-23°C
Max. temperature
+20°C+19°C+22°C
Rainfall
50 mm29 mm33 mm
Wind
1 m/s1 m/s2 m/s
Humidity
86%83%77%
Air pressure
1019 HPa1019 HPa1018 HPa
Sunny days
457
Cloudy days
141410
Rainy days
756
Snowy days
575

January often has better weather than December. It’s getting colder in January. From +5°C in the day, the average maximum temperature lowers to +4°C. As January arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 50 mm to 29 mm. It feels drier, as humidity decreases from 86% to 83%. The average wind speed doesn’t change much during January, staying around 1 m/s. The good news is there are likely to be more sunny days in January, from 4 to 5.

February brings much the same weather, it remains ok.

Wind

Wind speed in Zagreb in January based on historical data.
Last Year
Historical Data

The average wind speed is 4 m/s getting up to 8 m/s which is a medium breeze. You can feel it, especially getting out of the water.

The average wind speed in Zagreb is gradually decreasing during January, going from 7 m/s to 2 m/s over the course of the month.

Rain

Amount of rainfall in mm during January in Zagreb based on historical data.
Last Year
Historical Data
Typically, there is a 42% chance of rain on an average day in January, with total rainfall of approximately 149 mm. The maximum amount of rainfall per day is around 29 mm, which is moderate rain. January is a pretty wet month with over 13 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of galoshes.
Here’s how January is compared with other months in the amount of precipitation, total mm:
Zagreb wettest month is September, where a typical day has a 37% chance of precipitation and 89 mm of rainfall per day. January, on the other hand, is the driest month with a mere 16% chance of precipitation and 29 mm of rainfall per day.

Snow

Amount of snow in mm during January in Zagreb based on historical data.
Last Year
Historical Data
Typically, there is a 10% chance of snow on an average day in January, with a total monthly snowfall of approximately 8 mm.

January is one of the snowiest months in Zagreb.

Here’s how January is compared with other months in the amount of snow, total mm:

How was the weather last January in Zagreb?

This is the weather in Zagreb in January 2023:
1 January
☀️
+17°C
2 January
☀️
+17°C
3 January
☀️
+14°C
4 January
🌫️
+12°C
5 January
🌫️
+12°C
6 January
☀️
+13°C
7 January
☀️
+11°C
8 January
☀️
+15°C
9 January
🌧️
+12°C
10 January
🌧️
+11°C
11 January
☀️
+9°C
12 January
☁️
+9°C
13 January
🌧️
+8°C
14 January
☀️
+11°C
15 January
☁️
+10°C
16 January
🌧️
+7°C
17 January
🌧️
+5°C
18 January
🌧️
+6°C
19 January
🌧️
+5°C
20 January
🌫️
+1°C
21 January
🌨️
+2°C
22 January
🌨️
+2°C
23 January
🌧️
+5°C
24 January
🌧️
+5°C
25 January
🌫️
+4°C
26 January
☁️
+3°C
27 January
🌨️
+3°C
28 January
☁️
+2°C
29 January
☁️
+3°C
30 January
☀️
+5°C
31 January
☀️
+10°C
In January 2023 Zagreb had 10 sunny days, 5 cloudy days, and 9 rainy days. The average maximum temperature was +8°C, with an absolute maximum of +17°C and a minimum of +1°C. The average humidity was 83%, with a maximum of 98% and a minimum of 35%. The average wind speed was 4 m/s, with a maximum of 12 m/s and a minimum of 0 m/s.
Are you planning a trip in January?

Climate Change over Years

This is how Zagreb climate have been changing during last 43 years period.

The climate in Zagreb in January has not changed much over the last 43 years.

The average temperature was the lowest in 1980 (+14°C) and the highest in 2022 (+18°C). The driest year was 2011 with only 471 mm of rainfall, and the wettest year was 2019 with 1707 mm.

FAQ

Frequently asked questions about the weather in Zagreb in January:

Is January a good time to visit Zagreb?

It’s always a good time to visit Zagreb, but the weather is changeable in January, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.

Can you sunbathe in Zagreb in January?

Not really, January is not the best time to sunbathe, unless you visit a local solarium.

Is Zagreb rainy in January?

Zagreb is usually dry in January. Plan your packing around outdoor activities and exploring.

Is it sunny in Zagreb in January?

Usually, it’s not very sunny in Zagreb in January, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

Other cities in Croatia

Check out the weather for other cities in Croatia.

Monthly weather in Zagreb

Source of the data

For this page, we’ve looked at the typical weather in Zagreb, based on historical hourly weather data from January 1, 1979, to December 31, 2023.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.