Climate in Ljubljana — Annual Weather Overview
Ljubljana has a continental climate — hot summers, cold winters and moderate rainfall. The hottest month is July (average high 28.0°C) and the coolest is December (5.7°C). The seasons are strongly defined — a 22.3°C swing between July highs and December lows. Annual rainfall totals around 1230mm. May is the wettest month at 157.4mm, while February averages just 48.2mm. Average daily sunshine is 8.6 hours.
**Spring (March, April, May):** average highs 15.5°C, 298mm rain. **Summer (June, July, August):** average highs 26.8°C, 300mm rain. **Autumn (September, October, November):** average highs 16.6°C, 365mm rain. **Winter (December, January, February):** average highs 7.0°C, 267mm rain.
Ljubljana — Monthly Temperatures
Ljubljana — Monthly Rainfall
✅ Best months to visit
All year
ℹ️ No months to avoid
Weather in Ljubljana stays reasonable all year.
Ljubljana weather by month
| Month | High | Low | Rain | Sun/day | Rainy days | Rating |
|---|---|---|---|---|---|---|
| January | 5.8°C | -2.9°C | 83.3mm | 5.0h | 8 | 10/10 |
| February | 9.5°C | -1.4°C | 48.2mm | 7.0h | 6 | 10/10 |
| March | 11.9°C | -0.4°C | 63.7mm | 8.9h | 8 | 10/10 |
| April | 15.2°C | 2.8°C | 77.3mm | 9.7h | 7 | 10/10 |
| May | 19.5°C | 9.0°C | 157.4mm | 10.1h | 17 | 9/10 |
| June | 25.9°C | 14.1°C | 78.0mm | 12.6h | 10 | 10/10 |
| July | 28.0°C | 15.8°C | 107.5mm | 12.8h | 11 | 9/10 |
| August | 26.6°C | 15.4°C | 114.2mm | 11.1h | 11 | 9/10 |
| September | 22.4°C | 11.3°C | 114.0mm | 9.9h | 10 | 9/10 |
| October | 17.4°C | 7.4°C | 129.6mm | 7.7h | 9 | 9/10 |
| November | 10.1°C | 2.2°C | 121.4mm | 5.1h | 9 | 9/10 |
| December | 5.7°C | -0.6°C | 135.8mm | 3.1h | 12 | 9/10 |
For the full verdict on when to go, see the best time to visit Ljubljana. Seasonal breakdowns: spring, summer, autumn and winter.
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Frequently Asked Questions
What type of climate does Ljubljana have?
Ljubljana has a continental climate — hot summers, cold winters and moderate rainfall. Average highs range from 5.7°C in December to 28.0°C in July.
What is the hottest month in Ljubljana?
July is the hottest month in Ljubljana, with average highs of 28.0°C and lows of 15.8°C.
What is the coldest month in Ljubljana?
December is the coolest month, with average highs of 5.7°C and lows of -2.9°C.
What is the wettest month in Ljubljana?
May is the wettest month, averaging 157.4mm of rainfall over around 17 rainy days.
How much rain does Ljubljana get per year?
Ljubljana receives around 1230mm of rain per year. The driest month is February (48.2mm).
When is the best time to visit Ljubljana?
The best time to visit Ljubljana is All year. See the full month-by-month guide →
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Climate data sourced from Open-Meteo (open source, open data licence). Monthly averages calculated from 2020–2023 historical data. Weather can be unpredictable — always check a live forecast before travelling.