Zagreb Weather in August
Zagreb in August sees high daytime temperatures of 29°C (84°F) and nighttime lows of 17°C (63°F). Rainfall is fairly high this month at around 86 mm (3.4 in), so pack a rain jacket to stay dry.
Rainfall in Zagreb in August
Looking at the last 30 years, the data shows about 13 days with rain, averaging 86 mm (3.4 in) for the month. A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.
Temperature in Zagreb in August
Zagreb in August has perfect weather. Days reach 29°C (84°F) and nights cool to 17°C (63°F). Conditions stay fairly consistent through the month, making it easier to plan what to wear. With lows of 17°C (63°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.
Sunshine in Zagreb in August
Expect sunny days throughout the month, with an estimated 257 hours of sunshine. This makes it a pleasant time to visit Zagreb.
Wind Speed in Zagreb in August
August sees wind speeds averaging 2 m/s (4 knots). You'll typically experience pleasant light breezes that move leaves slightly and feel refreshing. As an average, expect variation from very calm days to periods with more apparent air movement.If you're a fan of comfortable temperatures and drier conditions, August is a great time to visit.
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 August
Min Temperature
17°C (63°F)
Max Temperature
29°C (84°F)
Chance of Rain
44%
Precipitation
86 mm (3.4 in)
Rainy days
13 days
Humidity
72%
Windspeed
2 m/s (4 knots)
Sunshine
257 hours
Percentage Sunshine
63%
Daily Historical Temperatures
49-year average (1976-2025)
Based on our historical records, temperatures in Zagreb typically drop from around 28°C (82°F) at the start of August to approximately 25°C (77°F) by the end. Nights are pleasant, with lows typically ranging from 13°C (55°F) to 16°C (61°F).
Average temperatures in August
Historical weather for Zagreb in August
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 August
According to our 19 years of weather records for Zagreb, the following extremes were recorded between 2006 and 2025.
- Zagreb recorded its highest August temperature of 38°C (100°F) on August 8, 2013.
- On August 30, 2006, Zagreb saw its coldest August day with temperatures maxing out at 16°C (61°F).
- The lowest overnight temperature recorded in August was 5°C (41°F) (August 31, 2010).
Best Places in Croatia in August
Find out more about the weather in Croatia and which places have the best travel conditions in this month. See all of Croatia in August →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Zagreb in August
Warm temperatures in August make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Zagreb in August
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.
