Ideal weather days in Ljubljana
The best time to visit Ljubljana for warm, dry weather is May to July and September, with 17 to 19 such days a month.
How many days here suit you?
Set your ideal day. Each day measured at Ljubljana's weather station in 2023–2025 is checked against it.
They're most common in May to July and September.
This station doesn't record cloud cover, so the sky setting is left out here.
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Your ideal days in Ljubljana, month by month
Why the other days don't count
- Too cold184
- Too wet107
- Too hot13
- Too windy0
A day can fail more than one test.
Warm and dry, beach and mild days
With the Warm & dry preset (a high of 18–33 °C, no more than 1 mm of rain, wind under 20 km/h), Ljubljana averaged 119 days a year in 2023–2025. Every number here is counted from real measured days in Slovenia, not from climate averages.
Beach days (a high of 26–35 °C, almost no rain, mostly sunny) are most common in June, July and August (up to 16 a month, 61 a year). Mild, still days (16–26 °C, light wind) are most common in April, May and October (up to 16 a month, 78 a year).
What spoils the other days
Most of the days that don't count are too cold (a high under 18 °C): 184 a year, mostly in November to March. Another 107 are wet (more than 1 mm of rain), mostly in January and May to October. A day can fail more than one test.
Ljubljana weather, month by month
| Month | Typical high | Rain days | Windy days | Clear days | Warm & dry days |
|---|---|---|---|---|---|
| January | 7 °C 45 °F | 10 | 0 | 6 | 0 of 31 |
| February | 11 °C 51 °F | 5 | 0 | 7 | 0 of 28 |
| March | 15 °C 58 °F | 11 | 0 | 8 | 4 of 31 |
| April | 18 °C 64 °F | 6 | 0 | 9 | 14 of 30 |
| May | 22 °C 71 °F | 14 | 0 | 6 | 17 of 31 |
| June | 28 °C 82 °F | 9 | 0 | 13 | 19 of 30 |
| July | 29 °C 84 °F | 11 | 0 | 13 | 17 of 31 |
| August | 30 °C 86 °F | 9 | 0 | 16 | 15 of 31 |
| September | 25 °C 77 °F | 11 | 0 | 11 | 19 of 30 |
| October | 19 °C 66 °F | 13 | 0 | 6 | 14 of 31 |
| November | 10 °C 50 °F | 10 | 0 | 5 | 1 of 30 |
| December | 7 °C 44 °F | 7 | 0 | 7 | 0 of 31 |
| Year | 118 | 0 | 105 | 119 of 365 |
Typical high is the median daily maximum. A rain day has 1 mm or more; a windy day a mean wind above 20 km/h; a clear day a daytime cloud cover of 2/8 or less on average (9:00–17:00). Days are averaged over 2023–2025 and scaled to the length of each month.
Year by year
- 2023 114 warm, dry days
- 2024 116 warm, dry days
- 2025 incomplete (8 of 12 months)
Questions
When is the best time to visit Ljubljana for good weather?
The best time to visit Ljubljana for warm, dry weather is May to July and September, with 17 to 19 such days a month. Beach days (a high of 26–35 °C, almost no rain, mostly sunny) are most common in June, July and August (up to 16 a month, 61 a year). Counted from measured days at Ljubljana Bezigrad station, 2023–2025.
Does it rain a lot in Ljubljana?
On average 118 days a year had 1 mm of rain or more in 2023–2025. The wettest month was May (14 rain days), the driest February (5).
How many sunny days does Ljubljana get a year?
About 105 days a year had mostly clear skies (daytime cloud cover of 2/8 or less on average, 9:00–17:00), most of them in August (16).
How warm does Ljubljana get?
The median daily high ranged from 7 °C (44 °F) in December to 30 °C (86 °F) in August.
Nearby
- Zagreb120 km, Croatia141 days
- Venice180 km, Italy155 days
- Split320 km, Croatia158 days
- Florence360 km, Italy144 days
- Prague450 km, Czechia122 days
Weather in other cities and countries
Open Ljubljana on the map Set your own temperature, rain and wind limits.
Source: Ljubljana Bezigrad weather station (14015099999), 1 km from the centre of Ljubljana, 298 m above sea level. Daily records from NOAA's Global Surface Summary of the Day, 2023–2025; 87% of days have a complete record. A single station may not represent every part of a city, and three years is a short record.