Ljubljana
Slovenia
Long-term weather forecast
Long-term weather forecast

April weather forecast and climate
Ljubljana, Slovenia

 A scenic panorama of the capital of Slovenia, Ljubljana, with a small river flowing through the city, and a distant view of the mountains
A scenic panorama of the capital of Slovenia, Ljubljana, with a small river flowing through the city, and a distant view of the mountains
April is an enjoyable spring month in Ljubljana, Slovenia, with average temperature fluctuating between 5.8°C (42.4°F) and 16.1°C (61°F).

Temperature

In April, the average high-temperature marginally rises, from a cool 11.4°C (52.5°F) in March, to a comfortable 16.1°C (61°F). In April, the average low-temperature is 5.8°C (42.4°F).

Rainfall

In April, in Ljubljana, Slovenia, the rain falls for 14 days. Throughout April, 99mm (3.9") of precipitation is accumulated. In Ljubljana, during the entire year, the rain falls for 151 days and collects up to 1361mm (53.6") of precipitation.

Daylight

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

Sunshine

In Ljubljana, the average sunshine in April is 5.9h.

UV index

The average daily maximum UV index in Ljubljana is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to the Sun's UV rays for ordinary individuals.
The average daily UV index of 5 in April transform into the following instructions:
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.

What is the temperature in April in Ljubljana?

In Ljubljana, Slovenia, in April, the average high-temperature is 16.1°C (61°F), and the average low-temperature is 5.8°C (42.4°F).

How many days does it rain in April in Ljubljana?

In April, in Ljubljana, the rain falls for 14 days. Throughout April, 99mm (3.9") of precipitation is accumulated.

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

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

How many hours of sunshine does Ljubljana have in April?

In April, the average sunshine in Ljubljana, Slovenia, is 5.9h.

How high is the UV index in April in Ljubljana?

In Ljubljana, Slovenia, the average daily maximum UV index in April is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat from unsafe exposure to the Sun's UV rays.
Average temperature in April - Ljubljana, Slovenia
  • Average high temperature in April: 16.1°C

The warmest month (with the highest average high temperature) is July (27.3°C).
The month with the lowest average high temperature is January (3.4°C).

  • Average low temperature in April: 5.8°C

The month with the highest average low temperature is July (15.5°C).
The coldest month (with the lowest average low temperature) is January (-2.5°C).

Average rainfall in April - Ljubljana, Slovenia
  • Average rainfall in April: 99mm

Wettest months (with the highest rainfall) are September and October (147mm).
The driest month (with the lowest rainfall) is January (69mm).

Average rainfall days in April - Ljubljana, Slovenia
  • Average rainfall days in April: 14 days

The month with the highest number of rainy days is June (15 days).
The month with the lowest number of rainy days is February (9 days).

Average daylight in April / Average sunshine in April - Ljubljana, Slovenia
  • 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: 5.9h

The month with most sunshine is July (Average sunshine: 9.5h).
The month with least sunshine is December (Average sunshine: 1.8h).

Average UV index in April - Ljubljana, Slovenia
  • 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).