Capital city in Central Slovenia, Slovenia
Ljubljana weather by month and the best time to visit
When to go to Ljubljana
May–June and Sep–Oct are mild and uncrowded; Jul–Aug is hot with festivals. Winters are grey and cold, with fog and Christmas markets in December.
Ljubljana weather by month
Average daily high, rainfall and conditions.
- Jan4°60 mm
- Feb6°73 mm
- Mar11°71 mm
- Apr16°73 mm
- May21°96 mm
- Jun25°88 mm
- Jul27°83 mm
- Aug27°94 mm
- Sep22°118 mm
- Oct16°104 mm
- Nov10°109 mm
- Dec5°85 mm
Monthly averages
| Month | High | Low | Rain | Humidity | Conditions |
|---|---|---|---|---|---|
| January | 4°C40°F | -3°C27°F | 60 mm | 91% | Cold |
| February | 6°C42°F | -2°C28°F | 73 mm | 88% | Cold |
| March | 11°C52°F | 1°C34°F | 71 mm | 83% | Cold |
| April | 16°C62°F | 6°C42°F | 73 mm | 78% | Cool |
| May | 21°C70°F | 10°C50°F | 96 mm | 76% | Pleasant |
| June | 25°C77°F | 14°C58°F | 88 mm | 75% | Pleasant |
| July | 27°C81°F | 16°C62°F | 83 mm | 71% | Pleasant |
| August | 27°C81°F | 16°C61°F | 94 mm | 70% | Pleasant |
| September | 22°C71°F | 11°C52°F | 118 mm | 77% | Pleasant |
| October | 16°C62°F | 7°C45°F | 104 mm | 85% | Cool |
| November | 10°C51°F | 3°C38°F | 109 mm | 90% | Cold |
| December | 5°C42°F | -1°C30°F | 85 mm | 91% | Cold |
Best months across Slovenia
Quick answers
What is the best month to visit Ljubljana?
May–Jun, Sep–Oct. May–June and Sep–Oct are mild and uncrowded; Jul–Aug is hot with festivals. Winters are grey and cold, with fog and Christmas markets in December.
When is the rainy season in Ljubljana?
Rain peaks in September with about 118 mm. No month averages 150 mm or more.
What is the hottest month in Ljubljana?
July, with average highs of 27°C (81°F).
How cold does Ljubljana get?
The coolest nights are in January, averaging -3°C (27°F).
More about Ljubljana
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Sources
- NASA POWER climatology (2001–2020)
- Visit Ljubljana
- Ljubljana city buses (LPP)
- Ljubljana Airport (Fraport Slovenija)
- UKC Ljubljana
Climate averages are modelled from NASA POWER (MERRA-2) for 2001–2020 at about 50 km resolution, so coasts and valleys can differ a little. Temperatures are adjusted by 2°C for the city's elevation. Compiled and reviewed by SoloSquare. How we compile and score this. Spotted something out of date? Tell us.