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

Temperature

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

Humidity

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

Rainfall

In Zagreb, Croatia, in April, it is raining for 13 days, with typically 59.3mm (2.33") of accumulated precipitation. Throughout the year, in Zagreb, there are 135.6 rainfall days, and 840mm (33.07") of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall in Zagreb. April is the last month it regularly snows. Throughout April, there are 0.2 snowfall days. Throughout the year, in Zagreb, there are 29 snowfall days.

Daylight

In April, the average length of the day in Zagreb is 13.6h.

Sunshine

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

UV index

The average daily maximum UV index in Zagreb is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from the exposure to the Sun's UV rays for the ordinary person.
Note: In April, the average maximum UV index of 5 translate into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the temperature in April in Zagreb?

In April, in Zagreb, Croatia, the average high-temperature is 16.3°C (61.3°F), and the average low-temperature is 5.2°C (41.4°F).

What is the least humid month in Zagreb?

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

What is the average humidity in April in Zagreb?

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

How many days does it rain in April in Zagreb?

In Zagreb, Croatia, in April, it is raining for 13 days, with typically 59.3mm (2.33") of accumulated precipitation.

What is the last month it snows in Zagreb?

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

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

The average length of the day in April in Zagreb is 13.6h.

How many hours of sunshine does Zagreb have in April?

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

What is the UV index intensity in April in Zagreb?

In Zagreb, Croatia, the average daily maximum UV index in April is 5. A UV Index reading of 3 to 5 represents a medium hazard to health from the exposure to the Sun's UV radiation.
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).

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%).

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).

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).

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).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in April / Average sunshine in April - Zagreb, Croatia
  • Average daylight in April: 13.6h

The month with the longest days is June (Average daylight: 15.7h).
The month with the shortest days is December (Average daylight: 8.7h).

  • Average sunshine in April: 5.6h

The month with the most sunshine is July (Average sunshine: 8.9h).
The month with the least sunshine is December (Average sunshine: 1.6h).

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

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