Our verdict
The best time to visit Ljubljana is May-June
In summer, the average maximum temperature is around 26℃ (79℉), but temperatures can sometimes reach as high as 29℃ (83℉) on the hottest days of the year. The weather at night in the winter can get down to temperatures as low as -8℃ (19℉).
The longest days between sunrise and sunset in Ljubljana are usually in August, so if you want to get the most out of your daytime activities, be sure to plan your visit around this time. To stay dry, avoid travelling to Ljubljana in May – It’s the wettest month of the year.
Find out everything you need to know about when to visit Ljubljana below, including detailed information about the weather and tools to help you find the best prices and book your trip.
Quick links: Fast facts / Seasons / Average temperatures / Monthly climate / FAQs / Map
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Ljubljana seasons
Before you continue, it’s important to know when the seasons are in Ljubljana as they might be different to yours depending on where in the world you’re travelling from. Ljubljana is in the Northern Hemisphere, so the seasons fall during these months:
| Season | Months |
|---|---|
| Summer | June to August |
| Autumn/fall | September to November |
| Winter | December to February |
| Spring | March to May |
Average temperatures in Ljubljana
If the temperature is a big factor for you to help you decide when to visit, the chart below shows the average minimum and maximum temperatures in Ljubljana for each month side-by-side so you can easily see the difference in weather throughout the year. To see the temperatures in both Celsius (°C) and Fahrenheit (°F), hover or tap the shaded boxes on the graph.
Ljubljana climate by month
If you already have a rough idea about which months you might want to travel, the section below shows a detailed breakdown of the climate in Ljubljana for each month so you can see if it all suits your wants and needs. Scroll down, or use the quick menu below to jump to your preferred month.
Jump to:
Ljubljana in January
- Average temperature: -0℃ (32℉)
- Average high temperature: 3℃ (37℉)
- Average low temperature: -3℃ (27℉)
- Average humidity: 87%
- Average sunny days: 16 days
- Average rainfall: 44mm (2") over 8 days
- Average snow days: 9 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Ljubljana in January, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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Ljubljana in February
- Average temperature: 1℃ (33℉)
- Average high temperature: 4℃ (39℉)
- Average low temperature: -3℃ (27℉)
- Average humidity: 86%
- Average sunny days: 13 days
- Average rainfall: 63mm (2") over 9 days
- Average snow days: 8 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Ljubljana in February, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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Ljubljana in March
- Average temperature: 5℃ (41℉)
- Average high temperature: 10℃ (49℉)
- Average low temperature: 1℃ (34℉)
- Average humidity: 80%
- Average sunny days: 16 days
- Average rainfall: 56mm (2") over 12 days
- Average snow days: 3 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Ljubljana in March, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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Ljubljana in April
- Average temperature: 10℃ (51℉)
- Average high temperature: 16℃ (60℉)
- Average low temperature: 5℃ (41℉)
- Average humidity: 75%
- Average sunny days: 13 days
- Average rainfall: 42mm (2") over 14 days
- Average snow days: 1 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Ljubljana in April, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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Ljubljana in May
- Average temperature: 14℃ (57℉)
- Average high temperature: 19℃ (67℉)
- Average low temperature: 7℃ (45℉)
- Average humidity: 77%
- Average sunny days: 10 days
- Average rainfall: 85mm (3") over 18 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Ljubljana in May, make sure you pack a warm jacket or coat.
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Ljubljana in June
- Average temperature: 18℃ (64℉)
- Average high temperature: 24℃ (75℉)
- Average low temperature: 11℃ (51℉)
- Average humidity: 75%
- Average sunny days: 10 days
- Average rainfall: 62mm (2") over 16 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Ljubljana in June, make sure you pack a coat or jumper for the evenings, and t-shirts and light gear for the daytime.
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Ljubljana in July
- Average temperature: 20℃ (67℉)
- Average high temperature: 26℃ (79℉)
- Average low temperature: 13℃ (55℉)
- Average humidity: 74%
- Average sunny days: 12 days
- Average rainfall: 68mm (3") over 15 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Ljubljana in July, make sure you pack t-shirts for the daytime and maybe a light jumper for the evenings as it cools down a bit.
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Ljubljana in August
- Average temperature: 19℃ (67℉)
- Average high temperature: 26℃ (79℉)
- Average low temperature: 13℃ (55℉)
- Average humidity: 74%
- Average sunny days: 16 days
- Average rainfall: 52mm (2") over 11 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Ljubljana in August, make sure you pack t-shirts for the daytime and maybe a light jumper for the evenings as it cools down a bit.
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Ljubljana in September
- Average temperature: 15℃ (58℉)
- Average high temperature: 20℃ (68℉)
- Average low temperature: 9℃ (49℉)
- Average humidity: 81%
- Average sunny days: 16 days
- Average rainfall: 69mm (3") over 12 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Ljubljana in September, make sure you pack a coat or jumper for the evenings and some light clothes for the daytime.
Ljubljana in October
- Average temperature: 10℃ (50℉)
- Average high temperature: 15℃ (58℉)
- Average low temperature: 6℃ (43℉)
- Average humidity: 85%
- Average sunny days: 18 days
- Average rainfall: 51mm (2") over 10 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Ljubljana in October, make sure you pack a warm jacket or coat.
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Ljubljana in November
- Average temperature: 6℃ (43℉)
- Average high temperature: 9℃ (49℉)
- Average low temperature: 3℃ (38℉)
- Average humidity: 88%
- Average sunny days: 16 days
- Average rainfall: 75mm (3") over 12 days
- Average snow days: 1 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Ljubljana in November, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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Ljubljana in December
- Average temperature: 1℃ (34℉)
- Average high temperature: 5℃ (40℉)
- Average low temperature: -1℃ (30℉)
- Average humidity: 85%
- Average sunny days: 17 days
- Average rainfall: 59mm (2") over 9 days
- Average snow days: 4 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Ljubljana in December, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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