Zagreb
Croatia
Long-term weather forecast
Long-term weather forecast

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 blows the bugle of the warm spring season as the cold gradually recedes in Zagreb with the sun back in the office. The temperatures are in the mild zone of 5°C (41°F) to 16.1°C (61°F), and the sunshine lasts for 5.6 hours during the beautiful 14-hour days.
The last remnants of snow disappear from the ground, and the landscape bathes in lush greenery. The 58.4mm (2.3") of rainfall is moderate at best, but fills the rivers with fresh water and gives the soil a sweet aroma amid the blooming of wildflowers. Expect the temperatures to rise in Zagreb with each passing day in April.

What is the temperature in April in Zagreb?

The average high-temperature, in April, is 16.3°C (61.3°F), while 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, Croatia.

What is the average humidity in April in Zagreb?

The average relative humidity in April 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 (2.3") of 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?

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

How many hours of sunshine does Zagreb have in April?

The average sunshine in April is 5.6h.

How high is the UV index in April in Zagreb?

The average daily maximum UV index in April is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability 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 lowest 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 lowest number of 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 lowest number of 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 shortest days is December (Average daylight: 8.7h).

  • Average sunshine in April: 5.6h

The month with most sunshine is July (Average sunshine: 8.9h).
The month with 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).