April weather forecast
Zagreb, Croatia

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 April

April is a comfortable spring month in Zagreb, Croatia, with an average temperature fluctuating between 16.3°C (61.3°F) and 5.2°C (41.4°F).

Temperature

In Zagreb, the average high-temperature in April marginally rises from a cool 11.9°C (53.4°F) in March to an enjoyable 16.3°C (61.3°F). The average low-temperature, in April, is 5.2°C (41.4°F).

Humidity

The least humid month in Zagreb is April, with an average relative humidity of 67.5%.

Rainfall

In April, the rain falls for 13 days. Throughout April, 59.3mm (2.33") of precipitation is accumulated. In Zagreb, during the entire year, the rain falls for 135.6 days and collects up to 840mm (33.07") of precipitation.

Snowfall

January through April, November and December are months with snowfall. April is the last month it regularly snows in Zagreb. Throughout April, there are 0.2 snowfall days. In Zagreb, Croatia, during the entire year, snow falls for 29 days.

Daylight

In April, the average length of the day is 13h and 34min.
On the first day of the month, sunrise is at 06:35 and sunset at 19:23. On the last day of April, sunrise is at 05:44 and sunset at 20:01 CEST.

Sunshine

The average sunshine in April in Zagreb is 5.6h.

UV index

In April, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: In April, the average maximum UV index of 5 translate into the following recommendations:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the least humid month in Zagreb?

April is the least humid month, with an average relative humidity of 67.5%.

What is the average humidity in April in Zagreb?

The average relative humidity in April in Zagreb, Croatia, is 67.5%.

How many days does it rain in April in Zagreb?

In Zagreb, Croatia, during April, the rain falls for 13 days and regularly aggregates up to 59.3mm (2.33") of precipitation.

What is the last month it snows in Zagreb?

April is the last month it regularly snows in Zagreb. Throughout April, there are 0.2 snowfall days.

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

The average day length in April in Zagreb is 13h and 34min.

When are sunrise and sunset in April in Zagreb?

On the first day of April in Zagreb, sunrise is at 06:35 and sunset at 19:23. On the last day of the month, sunrise is at 05:44 and sunset at 20:01 CEST.

How many hours of sunshine does Zagreb have in April?

In April, the average sunshine duration in Zagreb, Croatia, is 5.6h.

What is the UV index reading in April in Zagreb?

The average daily maximum UV index in April is 5. A UV Index reading of 3 to 5 represents a moderate health threat from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average sunshine
Average UV index

Average temperature in April
Zagreb, Croatia

Average temperature in April - Zagreb, Croatia
  • Average high temperature in April: 16.3°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 April: 5.2°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 April
Zagreb, Croatia

Average humidity in April - Zagreb, Croatia
  • Average humidity in April: 67.5%

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 April
Zagreb, Croatia

Average rainfall in April - Zagreb, Croatia
  • Average rainfall in April: 59.3mm

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 April
Zagreb, Croatia

Average rainfall days in April - Zagreb, Croatia
  • Average rainfall days in April: 13 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 April
Zagreb, Croatia

Average snowfall days in April - Zagreb, Croatia
  • Average snowfall days in April: 0.2 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 April /
Average sunshine in April
Zagreb, Croatia

Average daylight in April / Average sunshine in April - Zagreb, Croatia
  • Average daylight in April: 13h and 34min

The month with the longest days is June (Average daylight: 15h and 40min).
The month with the shortest days is December (Average daylight: 8h and 44min).

  • Average sunshine in April: 5h and 36min

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 April
Zagreb, Croatia

Average UV index in April - Zagreb, Croatia
  • Average UV index in April: 5

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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