Climate and monthly weather forecast
Ljubljana, Slovenia

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 January

January, the same as December, is a wintry winter month in Ljubljana, Slovenia, with an average temperature fluctuating between -2.5°C (27.5°F) and 3.4°C (38.1°F). January is the coldest month, with an average high-temperature of 3.4°C (38.1°F) and an average low-temperature of -2.5°C (27.5°F). Weather in January »

Weather in February

February, the last month of the winter in Ljubljana, is a frosty month, with an average temperature ranging between min -2°C (28.4°F) and max 6.4°C (43.5°F). In February, the average high-temperature slightly increases from a wintry 3.4°C (38.1°F) in January to a chilly 6.4°C (43.5°F). Weather in February »

Weather in March

The first month of the spring, March, is a cool month in Ljubljana, Slovenia, with an average temperature varying between 1.7°C (35.1°F) and 11.4°C (52.5°F). In Ljubljana, the average high-temperature in March rises from a frosty 6.4°C (43.5°F) in February to a fresh 11.4°C (52.5°F). Weather in March »

Weather in April

April in Ljubljana, Slovenia, is an enjoyable spring month, with an average temperature fluctuating between 5.8°C (42.4°F) and 16.1°C (61°F). In April, the average high-temperature slightly increases from a cool 11.4°C (52.5°F) in March to an enjoyable 16.1°C (61°F). Weather in April »

Weather in May

The last month of the spring, May, is an agreeable month in Ljubljana, Slovenia, with temperature in the range of an average high of 21.4°C (70.5°F) and an average low of 10.3°C (50.5°F). In May, the average high-temperature increases from an enjoyable 16.1°C (61°F) in April to a pleasant 21.4°C (70.5°F). Weather in May »

Weather in June

June, the first month of the summer in Ljubljana, is a warm month, with an average temperature varying between 24.6°C (76.3°F) and 13.7°C (56.7°F). In June, the average high-temperature slightly increases from a pleasant 21.4°C (70.5°F) in May to a moderately hot 24.6°C (76.3°F). Weather in June »

Weather in July

July, like June, in Ljubljana, Slovenia, is another warm summer month, with an average temperature ranging between min 15.5°C (59.9°F) and max 27.3°C (81.1°F). With an average high-temperature of 27.3°C (81.1°F) and an average low-temperature of 15.5°C (59.9°F), July is the warmest month. Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Ljubljana, Slovenia, with an average temperature ranging between min 15.2°C (59.4°F) and max 26.7°C (80.1°F). In August, the average high-temperature is essentially the same as in July - a still warm 26.7°C (80.1°F). Weather in August »

Weather in September

September, the first month of the autumn in Ljubljana, is still a pleasant month, with an average temperature fluctuating between 11.5°C (52.7°F) and 21.6°C (70.9°F). In Ljubljana, the average high-temperature in September decreases from a moderately hot 26.7°C (80.1°F) in August to an agreeable 21.6°C (70.9°F). Weather in September »

Weather in October

October, like September, is another mild autumn month in Ljubljana, Slovenia, with an average temperature fluctuating between 7.7°C (45.9°F) and 15.9°C (60.6°F). In October, the average high-temperature decreases from an agreeable 21.6°C (70.9°F) in September to a mild 15.9°C (60.6°F). Weather in October »

Weather in November

The last month of the autumn, November, is also a frosty month in Ljubljana, Slovenia, with an average temperature varying between 2.8°C (37°F) and 8.8°C (47.8°F). In Ljubljana, the average high-temperature in November decreases from a mild 15.9°C (60.6°F) in October to a frosty 8.8°C (47.8°F). Weather in November »

Weather in December

December, the first month of the winter in Ljubljana, is still a cold month, with an average temperature fluctuating between 3.8°C (38.8°F) and -1.1°C (30°F). In Ljubljana, the average high-temperature in December decreases from a frosty 8.8°C (47.8°F) in November to a wintry 3.8°C (38.8°F). Weather in December »
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FAQ

What is the coldest month in Ljubljana?

The coldest month in Ljubljana, Slovenia, is January, with an average high-temperature of 3.4°C (38.1°F) and an average low-temperature of -2.5°C (27.5°F).

What is the driest month in Ljubljana?

The month with the least rainfall in Ljubljana, Slovenia, is January, when the rain falls for 11 days and typically collects 69mm (2.72") of precipitation.

How much does it rain in Ljubljana?

Throughout the year, in Ljubljana, there are 151 rainfall days, and 1361mm (53.58") of precipitation is accumulated.

What are the months with the lowest UV index in Ljubljana?

The months with the lowest UV index in Ljubljana, Slovenia, are January, November and December, with an average maximum UV index of 1.

When is Daylight Saving Time (DST) in Ljubljana?

On Sunday, 27. March 2022, at 02:00, Daylight Saving Time starts in Ljubljana, and the time zone changes from CET to CEST. Daylight Saving Time ends on Sunday, 30. October 2022, at 03:00, and the time zone reverts from CEST to CET.

When are the longest days in Ljubljana?

The month with the longest days in Ljubljana is June, with an average of 15h and 42min of daylight.

What are the months with the highest UV index in Ljubljana?

The months with the highest UV index in Ljubljana are June and July, with an average maximum UV index of 8.

What is the warmest month in Ljubljana?

With an average high-temperature of 27.3°C (81.1°F) and an average low-temperature of 15.5°C (59.9°F), July is the warmest month.

What month has the most sunshine in Ljubljana?

With an average of 9.5h of sunshine, July has the most sunshine of the year.

What is the rainiest month in Ljubljana?

The months with the most rainfall in Ljubljana are September and October, with an average 147mm (5.79") of precipitation.

What is the month with the shortest days in Ljubljana?

The month with the shortest days in Ljubljana, Slovenia, is December, with an average of 8h and 43min of daylight.

What is the month with the least sunshine in Ljubljana?

With an average of 1.8h of sunshine, December has the least sunshine of the year in Ljubljana, Slovenia.

Average temperature
Ljubljana, Slovenia

Average temperature - Ljubljana, Slovenia

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).

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
Ljubljana, Slovenia

Average rainfall - Ljubljana, Slovenia

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
Ljubljana, Slovenia

Average rainfall days - Ljubljana, Slovenia

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 / Average sunshine
Ljubljana, Slovenia

Average daylight / Average sunshine - Ljubljana, Slovenia

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 43min).

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
Ljubljana, Slovenia

Average UV index - Ljubljana, Slovenia

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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