Zagreb Sunshine Hours by Month

Sunshine plays a big role in understanding the climate of a city. This page shows the total number of hours of direct sunlight per month and the average hours per day in Zagreb, Bjelovar-Bilogora County, Croatia. The figures are based on a 30-year period (1990–2020) to provide a reliable average.

Monthly hours of sunshine

Sunshine in Zagreb varies greatly throughout the year. The sunniest month, July, reaches an impressive 280 hours, while December, the darkest month, offers only 51 hours. The total annual amount of sun is 1908 hours.

Daily hours of sunshine

For those who appreciate different seasons, Zagreb serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 9.3 hours of sunshine daily, and embrace the darker days in December, offering only 1.7 hours of daily sunlight.

Average percent of sunshine

On average the sun shines 63% of the time during the day in July, the highest percentage of any month. December has the lowest percentage at 23%.

Zagreb enjoys an average of 1908 hours of sunshine annually. Let’s compare this with some popular tourist destinations:

The city of Rome, Italy, experiences 2470 hours of sunshine annually, adding to its charm as a year-round tourist destination.

In contrast, Juneau, Alaska, receives only about 1523 hours of sunshine per year and is known for its very short days in winter and frequently overcast conditions.

Meanwhile, Buenos Aires, Argentina, enjoys a humid subtropical climate with 2520 hours of sunshine annually.

In Tokyo, Japan, the average annual sunshine is 1930 hours, with sunny periods between rainy seasons.

September, Zagreb’s wettest month, receives 82 mm (3.2 in) of rainfall and has a maximum daytime temperature of 23°C (73°F). During the driest month January you can expect a temperature of 6°C (43°F).

For more detailed insights into the city’s temperatures, check out our Temperature page. To explore more about precipitation patterns, visit our Zagreb Precipitation page.