Monthly weather forecast and climate
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 average temperature ranging between min -2.5°C (27.5°F) and max 3.4°C (38.1°F). With an average high-temperature of 3.4°C (38.1°F) and an average low-temperature of -2.5°C (27.5°F), January is the coldest month. Weather in January »

Weather in February

The last month of the winter, February, is a frosty month in Ljubljana, Slovenia, with 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

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

Weather in April

April is a comfortable spring month in Ljubljana, Slovenia, with average temperature varying between 16.1°C (61°F) and 5.8°C (42.4°F). In April, the average high-temperature marginally rises, from a fresh 11.4°C (52.5°F) in March, to a comfortable 16.1°C (61°F). Weather in April »

Weather in May

May, the last month of the spring, in Ljubljana, is a pleasant month, with average temperature ranging between min 10.3°C (50.5°F) and max 21.4°C (70.5°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 temperature in the range of an average high of 24.6°C (76.3°F) and an average low of 13.7°C (56.7°F). In Ljubljana, Slovenia, 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, the same as June, is another warm summer month in Ljubljana, Slovenia, with temperature in the range of an average high of 27.3°C (81.1°F) and an average low of 15.5°C (59.9°F). July is the warmest month, with an average high-temperature of 27.3°C (81.1°F) and an average low-temperature of 15.5°C (59.9°F). In Ljubljana, in July, it is raining for 12 days, with typically 115mm (4.53") of accumulated precipitation. Weather in July »

Weather in August

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

Weather in September

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

Weather in October

October, like September, is a moderate autumn month in Ljubljana, Slovenia, with 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 moderate 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 average temperature fluctuating between 2.8°C (37°F) and 8.8°C (47.8°F). In November, the average high-temperature drops, from a mild 15.9°C (60.6°F) in October, to a chilly 8.8°C (47.8°F). Weather in November »

Weather in December

The first month of the winter, December, is also a wintry month in Ljubljana, Slovenia, with average temperature ranging between min -1.1°C (30°F) and max 3.8°C (38.8°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 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).

How many days does it rain in Ljubljana?

In Ljubljana, Slovenia, during the entire year, the rain falls for 151 days and collects up to 1361mm (53.58") of precipitation.

What is the driest month in Ljubljana?

January is the month with the least rainfall in Ljubljana. Rain falls for 11 days and accumulates 69mm (2.72") of precipitation.

What is the month with the lowest UV index in Ljubljana?

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

When are the longest days in Ljubljana?

June has the longest days of the year in Ljubljana, Slovenia, with an average of 15.7h of daylight.

What is the month with the highest UV index in Ljubljana?

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 in Ljubljana.

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?

Months with the most rainfall in Ljubljana, Slovenia, 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 is December, with an average of 8.7h of daylight.

What is the month with the least sunshine in Ljubljana?

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

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

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

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Average UV index
Ljubljana, Slovenia

Average UV index - Ljubljana, Slovenia

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).

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