April weather forecast
Ljubljana, Slovenia

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The capital of Slovenia, Ljubljana, with a small river flowing through the city, and a distant view of the mountains
The capital of Slovenia, Ljubljana, with a small river flowing through the city, and a distant view of the mountains

Weather in April

April in Ljubljana features a palpable shift towards spring. Ljubljana gets doused with the maximum rain during the year at 99mm (3.9") amounting, paving the path for nature’s spring renewal. As the temperatures rise, locals and tourists alike begin venturing outdoor to enjoy the burgeoning greenery and the blossoming flowers across the city’s landscape. The moderately high UV index calls for necessary sun protection, even though a significant amount of cloud cover remains.

Temperature

The coming of April brings a minor shift in Ljubljana's weather, with average high-temperatures adjusting from March's cool 11.4°C (52.5°F) to a refreshing 16.1°C (61°F). Ljubljana observes an average nighttime temperature of 5.8°C (42.4°F) during April.

Rainfall

In Ljubljana, during April, the rain falls for 14 days and regularly aggregates up to 99mm (3.9") of precipitation. In Ljubljana, during the entire year, the rain falls for 151 days and collects up to 1361mm (53.58") of precipitation.

Daylight

The average length of the day in April in Ljubljana is 13h and 34min.
On the first day of April in Ljubljana, sunrise is at 06:40 and sunset at 19:30. On the last day of the month, sunrise is at 05:49 and sunset at 20:09 CEST.

Sunshine

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

UV index

In April, the average daily maximum UV index in Ljubljana is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum UV index of 5 during April translates into these guidelines:
Make use of precautions - Suggestions to resist sunburn are communicated. To guard against the harmful effects of the Sun, minimize exposure during midday. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
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Frequently asked questions

What are April temperatures in Ljubljana?

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

How much does it rain in Ljubljana in April?

In April, 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?

The average day length in April in Ljubljana, Slovenia, is 13h and 34min.

When are sunrise and sunset in April in Ljubljana?

On the first day of April in Ljubljana, sunrise is at 06:40 and sunset at 19:30. On the last day of the month, sunrise is at 05:49 and sunset at 20:09 CEST.

How many hours of sunshine does Ljubljana have in April?

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

What is the UV index reading in April in Ljubljana?

In Ljubljana, the average daily maximum UV index in April is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability from exposure to Sun's UV rays.
Average rainfall days
Average daylight
Average sunshine
Average UV index

Average temperature in April
Ljubljana, Slovenia

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).

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Average rainfall in April
Ljubljana, Slovenia

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

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

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Average rainfall days in April
Ljubljana, Slovenia

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 least rainy days is February (9 days).

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Average daylight in April /
Average sunshine in April
Ljubljana, Slovenia

Average daylight in April / Average sunshine in April - Ljubljana, Slovenia
  • Average daylight in April: 13h and 4min

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 April: 5h and 5min

The month with the most sunshine is July (Average sunshine: 9h and 30min).
The month with the least sunshine is December (Average sunshine: 1h and 48min).

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Average UV index in April
Ljubljana, Slovenia

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

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