Ljubljana weather and climate
Ljubljana weather and climate
Day
21 °C
Night
10 °C
Sea
20 °C
Precipitation
141 mm
in month
Rainy days
11 days
in month
Daylight
12 hours
average
Sunshine
6 hours
average
Humidity
81 %
Day
21 °C
Night
10 °C
Sea
20 °C
Precipitation
141 mm
in month
Rainy days
11 days
in month
Daylight
12 hours
average
Sunshine
6 hours
average
Humidity
81 %
Weather charts for Ljubljana
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Weather overview for Ljubljana
Weather overview
Ljubljana (Slovenia) in general has a mild continental climate. Temperatures during the day are in the range from 2.6 °C (36.7 °F) in January to 27.1 °C (80.8 °F) in July. The driest month is January with just 7 days of rain, on the contrary, the month when it rains the most is June with 13 days of rain. Temperatures during the night go from -3.8 °C (25.2 °F) in January to 14.8 °C (58.6 °F) in July.
January weather
The day temperature reaches its minimum, the value of this measure is 2.6 °C (36.7 °F) in Ljubljana, while the sea temperature continues to descent, with its value of 10.5 °C (50.8 °F). The minimum of the number of rainy days is observable, with its value being 7 days, and the minimum of the rainfall amount can be noticed too in January. The night temperature is on its minimum, with its value of -3.8 °C (25.2 °F). The number of sun hours (without clouds) starts to rise, its value is 2 hours.
February weather
The day temperature rise's start could be observed, the value of this measure is 5.9 °C (42.6 °F) in Ljubljana, while the sea temperature reaches its minimum in this month. The number of rainy days rise's start could be observed in February. The number of sun hours (without clouds) rises similarly to the previous month, its value is 3 hours.
March weather
The day temperature continues to rise in Ljubljana, while the night temperature rise's start could be observed, with its value being 0.5 °C (32.9 °F). The rainfall amount rise's start could be observed, with its value being 83 mm (3.28 in). The maximum of the wind speed can be noticed in March. The rise of the number of sun hours (without clouds) can be observed, its value is 4 hours.
April weather
The rise of the day temperature can be observed, the value of this measure is 15.6 °C (60.1 °F) in Ljubljana, while the sea temperature starts to rise, the value of this measure is 12.2 °C (54.0 °F). The rainfall amount continues to rise, with its value of 97 mm (3.81 in), while the number of rainy days rise's start could be observed in April. The night temperature rises similarly to the previous month, with its value of 5.0 °C (41.0 °F). The minimum of the humidity is observable, with its value being 72 %.
May weather
The tourist season slowly starts in Ljubljana. The rise of the day temperature can be observed, with its value of 20.7 °C (69.3 °F), and the sea temperature rises similarly to the previous month too, with its value being 16.6 °C (61.9 °F). The rise of the night temperature can be observed. The rainfall amount continues to rise, with its value being 114 mm (4.50 in). The number of sun hours (without clouds) continues to rise, the value of this measure is 7 hours.
June weather
The day temperature rises similarly to the previous month in Ljubljana, and the sea temperature rises similarly to the previous month too, with its value being 20.6 °C (69.0 °F). There is pending tourist season this month. The number of rainy days reaches its maximum, with its value of 13 days. The number of sun hours (without clouds) continues to rise, with its value being 7 hours. The night temperature rises similarly to the previous month, the value of this measure is 12.9 °C (55.2 °F).
July weather
The maximum of the day temperature can be noticed, its value is 27.1 °C (80.8 °F) in Ljubljana, while the rise of the sea temperature can be observed, its value is 23.1 °C (73.6 °F). The ongoing tourist season is noticeable. The number of rainy days starts to descent in July. The number of sun hours (without clouds) reaches its maximum in this month. The maximum of the night temperature is observable, its value is 14.8 °C (58.6 °F).
August weather
The day temperature descent's start could be observed, the value of this measure is 26.0 °C (78.8 °F) in Ljubljana, while the maximum of the sea temperature can be noticed. The ongoing tourist season is noticeable. The night temperature starts to descent, with its value of 14.3 °C (57.7 °F). The beginning of the rise of the rainfall amount could be noticed, with its value of 133 mm (5.23 in). The number of sun hours (without clouds) starts to descent in August.
September weather
The ongoing tourist season is noticeable in Ljubljana. The beginning of the descent of the sea temperature could be noticed, the value of this measure is 20.5 °C (68.8 °F), while the descent of the day temperature can be observed, its value is 21.0 °C (69.8 °F). The descent of the number of rainy days can be observed, its value is 11 days, on the contrary the rise of the rainfall amount can be observed, the value of this measure is 141 mm (5.55 in). The night temperature descents similarly to the previous month, the value of this measure is 10.0 °C (50.0 °F).
October weather
The tourist season continues in Ljubljana. The day temperature descents similarly to the previous month, the value of this measure is 14.8 °C (58.6 °F), and the descent of the sea temperature can be observed as well, with its value of 18.0 °C (64.3 °F). The number of rainy days descents similarly to the previous month, the value of this measure is 10 days, while the maximum of the rainfall amount is observable, with its value of 151 mm (5.93 in). The minimum of the wind speed is observable, with its value being 1.1.
November weather
The day temperature continues to descent, the value of this measure is 8.0 °C (46.4 °F) in Ljubljana, and the sea temperature descents similarly to the previous month too, with its value being 14.9 °C (58.7 °F). The rainfall amount descent's start could be observed, the value of this measure is 127 mm (5.01 in). The night temperature continues to descent, the value of this measure is 1.5 °C (34.7 °F). The number of sun hours (without clouds) continues to descent, the value of this measure is 2 hours.
December weather
The day temperature descents similarly to the previous month, with its value being 2.7 °C (36.9 °F) in Ljubljana, and the sea temperature descents similarly to the previous month too, its value is 12.4 °C (54.2 °F). The rainfall amount descents similarly to the previous month, with its value being 104 mm (4.08 in), while the number of rainy days starts to descent. The night temperature descents similarly to the previous month, with its value being -2.2 °C (28.0 °F). The minimum of the number of sun hours (without clouds) can be noticed, the value of this measure is 2 hours.
FAQs
How many hours of sun to expect in Ljubljana in April?
In Ljubljana in April, you can expect around 6 hours of sunshine.
What is the air temperature in Ljubljana in May at night?
The average night temperature in May in Ljubljana is 9.9 °C (49.8 °F). The nights will be cool, layers of clothes will be needed for evening and morning walks, the hotel should be equipped with heating.
Is it hot in June in Ljubljana?
In Ljubljana in June, you will enjoy nice warm weather, but it will also be pleasant and you probably won't feel hot.
What temperature can I expect during the day in Ljubljana in July?
The average daily temperature in July in Ljubljana is 27.1 °C (80.8 °F). The ideal temperature for enjoying sunbathing by the water and a good temperature for other activities. For some people, it will be too hot in the direct sunlight and the stay may not be so pleasant. Don't forget to pack flip-flops, sunscreen, and a hand fan if necessary - it may come in handy.
Is August part of the wet season in Ljubljana?
No, there is no wet season in Ljubljana in August - you can expect 11 days of rain during the month.
What is the average number of rainy days in September in Ljubljana?
In September in Ljubljana, we can expect 11 days to be rainy, that is, days when precipitation exceeds 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 2.5 days of the week, or in general - 36 % days.
Are there good conditions to visit in Ljubljana in October?
October is a good month to visit Ljubljana. There are only 10 days of rain in the whole month, so you can leave your umbrella at home. A relatively low temperature of 14.8 °C (58.6 °F) may be ideal for walking or outdoor activities, but some people may have a different idea of the holiday. The temperature of 6.5 °C (43.7 °F) at night may make it better to dine inside or to put on more clothes for a dinner outside.
What is the sea temperature in Ljubljana in November?
The temperature of the sea in November in Ljubljana is 14.9 °C (58.7 °F). This is a sea temperature for resilient people only, most people won't enjoy swimming in such cold water or will have to use a wetsuit for water activities.