August weather forecast
Zagreb, Croatia

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The iconic buildings of the cathedral in Zagreb, Croatia in an early autumn morning
The iconic buildings of the cathedral in Zagreb, Croatia in an early autumn morning

Weather in August

While August in Zagreb sees a slight dip from July's peak temperatures, it still comfortably retains its summer charm. With similar conditions to the preceding month, the climate remains dry with a slightly elevated level of humidity. Rainfall rises due to the approaching autumn season. September ushers a change in the weather, with reduced temperature and slightly higher rainfall. Still, August's persistent summer warmth makes it an enticing time for enjoying outdoor activities in Zagreb.

Temperature

Zagreb, Croatia, marks the onset of August with an average high-temperature of a still moderately hot 26.3°C, subtly divergent from July's 26.7°C. During August, Zagreb experiences a consistent low-temperature average of 14.4°C.

Humidity

In Zagreb, the average relative humidity in August is 72.1%.

Rainfall

In Zagreb, in August, during 10.4 rainfall days, 92mm of precipitation is typically accumulated. Throughout the year, in Zagreb, Croatia, there are 135.6 rainfall days, and 840mm of precipitation is accumulated.

Snowfall

May through October are months without snowfall in Zagreb.

Daylight

The average length of the day in August in Zagreb is 14h and 5min.
On the first day of the month, sunrise is at 05:38 and sunset at 20:26. On the last day of August, sunrise is at 06:15 and sunset at 19:37 CEST.

Sunshine

In August, the average sunshine in Zagreb is 8.3h.

UV index

In Zagreb, the average daily maximum UV index in August is 7. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for average individuals.
Note: A typical high UV index of 7 in August suggests the following recommendations:
Avoid excessive sunlight. Those with lighter skin may experience burning in less than 20 minutes. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
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FAQ

What are the temperatures in Zagreb in August?

In Zagreb, in August, the average high-temperature is 26.3°C, and the average low-temperature is 14.4°C.

What is the average humidity in August in Zagreb?

The average relative humidity in August is 72.1%.

How many days does it rain in August in Zagreb?

In August, in Zagreb, Croatia, the rain falls for 10.4 days. Throughout August, 92mm of precipitation is accumulated.

When it does not snow in Zagreb?

May through October are months without snowfall in Zagreb.

What is the average length of the day in August in Zagreb?

The average day length in August is 14h and 5min.

When is the sunrise / sunset in August in Zagreb?

On the first day of August in Zagreb, sunrise is at 05:38 and sunset at 20:26. On the last day of the month, sunrise is at 06:15 and sunset at 19:37 CEST.

How long on average sun shines in August in Zagreb?

In Zagreb, the average sunshine duration in August is 8.3h.

What is the UV index reading in August in Zagreb?

In August, the average daily maximum UV index in Zagreb is 7. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average humidity
Average rainfall
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average UV index

Average temperature in August
Zagreb, Croatia

Average temperature in August - Zagreb, Croatia
  • Average high temperature in August: 26.3°C

The warmest month (with the highest average high temperature) is July (26.7°C).
The month with the lowest average high temperature is January (3.7°C).

  • Average low temperature in August: 14.4°C

The month with the highest average low temperature is July (14.7°C).
The coldest month (with the lowest average low temperature) is January (-3°C).

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Average humidity in August
Zagreb, Croatia

Average humidity in August - Zagreb, Croatia
  • Average humidity in August: 72.1%

The month with the highest relative humidity is December (84.8%).
The month with the lowest relative humidity is April (67.5%).

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Average rainfall in August
Zagreb, Croatia

Average rainfall in August - Zagreb, Croatia
  • Average rainfall in August: 92.3mm

The wettest month (with the highest rainfall) is June (95.3mm).
The driest month (with the least rainfall) is February (38.9mm).

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Average rainfall days in August
Zagreb, Croatia

Average rainfall days in August - Zagreb, Croatia
  • Average rainfall days in August: 10.4 days

The month with the highest number of rainy days is June (13.7 days).
The month with the least rainy days is February (9.4 days).

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Average snowfall days in August
Zagreb, Croatia

Average snowfall days in August - Zagreb, Croatia
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (10.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in August /
Average sunshine in August
Zagreb, Croatia

Average daylight in August / Average sunshine in August - Zagreb, Croatia
  • Average daylight in August: 14h and 1min

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in August: 8h and 2min

The month with the most sunshine is July (Average sunshine: 8h and 54min).
The month with the least sunshine is December (Average sunshine: 1h and 36min).

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Average UV index in August
Zagreb, Croatia

Average UV index in August - Zagreb, Croatia
  • Average UV index in August: 7

The months with the highest UV index are June and July (UV index 8).
The months with the lowest UV index are January, November and December (UV index 1).

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Zagreb, Croatia

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