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When is the best time to visit Ljubljana?

The best time to visit Ljubljana is between April and September, the most comfortable stretch of the year on these averages.

Ljubljana has a real winter and a real summer. Snow is part of the cold months, not a freak event. The outdoor year is short in the middle and long at the ends of summer. Ljubljana is a city in Slovenia. This page is about Ljubljana, not a country average.

Most visitors come once the freeze has lifted, or they come on purpose for the cold. Do not book Ljubljana as a sunlounger destination. The monthly table owns the averages. This layer is the year those numbers sit inside.

Part of Slovenia weather.

Ljubljana
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Spring

Spring in Ljubljana is the thaw. March, April and May move from leftover winter to usable outdoor days. Snow retreats. Mud and bright afternoons can share a week.

In Ljubljana the meteorological summer is June, July and August and winter is December, January and February. Come for cities and the first terraces, not for guaranteed picnic weather. A squall in Ljubljana in these months is ordinary, not a ruined trip.

Read Ljubljana in this stretch as its own climate, not as a generic holiday season copied from another destination.

Summer

Summer is the outdoor season in Ljubljana: June, July and August. Days are long. Heat is relative to the winter you came from, not to a Mediterranean coast. This is walking, terrace and lake weather, not a sunlounger climate.

In Ljubljana the meteorological summer is June, July and August and winter is December, January and February. Evenings can still want a layer, especially away from the built-up centre. Rain does not disappear just because it is summer. Pack for a useful day that can turn wet.

Autumn

Autumn in Ljubljana is short and useful: September, October and November. The first weeks are still outdoor days. The last weeks are a coat, wet leaves, and the knowledge that winter is coming.

In Ljubljana the meteorological summer is June, July and August and winter is December, January and February. Come for cities and landscape, not for a last swim. Light is good. Afternoons end early. A shell in the bag is not optional.

Read Ljubljana in this stretch as its own climate, not as a generic holiday season copied from another destination.

Winter

Winter in Ljubljana is the real thing: December, January and February. Cold, short days, and snow that is part of the season rather than a postcard accident. This is a city-and-indoor trip unless you came for the cold on purpose.

In Ljubljana the meteorological summer is June, July and August and winter is December, January and February. Do not book Ljubljana as a mild winter-sun destination. Coat, boots, early dark. The monthly table will look grim because the months are grim in the honest way.

Ljubljana weather by month

TemperatureRainfall

Source: MeteostatPeriod: 1991-2020Checked: 2 Sept 2026358 places covered

Average temperature and rainfall, month by month

Every figure below is a 1991–2020 climate normal for Ljubljana, in °C and °F. Open a month for what to expect and what to pack.

Ljubljana weather by month: average temperature, rainfall, sunshine for each month, from 1991–2020 climate normals
MonthAverageRainfall
January1°C / 34°F67 mm
February3°C / 37°F85 mm
March7°C / 45°F82 mm
April12°C / 53°F96 mm
May16°C / 61°F114 mm
June20°C / 68°F126 mm
July22°C / 72°F121 mm
August22°C / 71°F124 mm
September17°C / 62°F159 mm
October12°C / 54°F150 mm
November7°C / 44°F138 mm
December2°C / 35°F105 mm

Where to stay in Ljubljana

Dates are a starting point for April.

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Travel guides for Ljubljana

What to read before you book.

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FAQs about Ljubljana weather

Climate averages for Ljubljana, 1991–2020.

The best time to visit Ljubljana is between April and September, the most comfortable stretch of the year on these averages.

July is the hottest month, with an average around 22°C.

September is the wettest month, with about 159 mm of rain.

January is the coolest month, averaging 1°C (34°F) against 22°C (72°F) in July.

This page does not show today's weather. It is a 1991–2020 climate normal from Meteostat — a long-run average of what each month is usually like, which is what you want when booking ahead. For today or the coming week, check a live forecast.

No. These are 1991–2020 climate normals from Meteostat, not a live forecast. Actual weather in any given week can differ.