Moderate High temperature Warning
High temperatures may affect the health of sensitive members of the population.
Moderate High temperature Warning
High temperatures may affect the health of sensitive members of the population.
Moderate Thunderstorms Warning
Thunderstorms are possible, accompanied by local intense precipitation and gusty winds. Intense local showers with wind blasts and lightning strikes are possible. Torrential watercourses may rise quickly. Rainwater floods are possible.
Tomorrow in Ljubljana looks
sunny, with a high of 93°
and an overnight low of 61°.
Rain is unlikely (6% chance).
Winds top out near 6 mph,
and the UV index reaches 8 (high).
Located in Slovenia, Ljubljana experiences a oceanic climate with mild temperatures year-round with regular rainfall. Afternoon temperatures peak near 82°F (28°C) in July and dip to about 41°F (5°C) in January, with around 48.3 inches (1228 mm) of precipitation falling across the year.
Ljubljana weather: quick facts
Hottest month: July - highs near 82°F (28°C)
Coldest month: January - highs near 41°F (5°C)
Record high: 99°F (37°C) · Record low: -3°F (-19°C) (2015–2024)
Wettest month: September (12 rainy days) · Sunniest: July (12.6 h sun/day)
Climate type:oceanic - mild temperatures year-round with regular rainfall
Snow: about 12 days a year
Temperatures through the year
The warmest stretch of the year centers on July. Highs average 82°F (28°C) and overnight lows stay near 61°F (16°C). The coolest month is January, with typical highs of 41°F (5°C) and lows around 26°F (-3°C). Based on 2015–2024 weather data, temperatures have reached as high as 99°F (37°C) and dropped as low as -3°F (-19°C).
Rain, sun and snow
September is usually the wettest month. It brings about 5.7 inches (144 mm) of rain over 12 days, while March is the driest. July brings the most sunshine, averaging 12.6 hours of sun a day. Snow falls on about 12 days in a typical year, mostly from November through March.
Season by season
Spring (March through May)
Spring in Ljubljana is crisp but comfortable, with daytime highs averaging 60°F (16°C) and nights around 41°F (5°C); expect showers on roughly 35 days across the season.
Summer (June through August)
Summer in Ljubljana brings comfortable warmth, with daytime highs averaging 80°F (27°C) and nights around 60°F (15°C); expect showers on roughly 33 days across the season.
Fall (September through November)
Fall in Ljubljana is crisp but comfortable, with daytime highs averaging 61°F (16°C) and nights around 45°F (7°C); expect showers on roughly 33 days across the season.
Winter (December through February)
Winter in Ljubljana runs cold, with daytime highs averaging 43°F (6°C) and nights around 28°F (-2°C); expect showers on roughly 26 days across the season, plus around 8 snowy days.
Average temperatures in Ljubljana by month
Monthly averages for Ljubljana based on 2015–2024 weather data.
July is the hottest month in Ljubljana, with average highs of 82°F (28°C) and overnight lows near 61°F (16°C). In the past decade the temperature has peaked at 99°F (37°C).
What is the coldest month in Ljubljana?
January is the coldest month, with highs averaging 41°F (5°C) and lows around 26°F (-3°C). The lowest reading in recent years was -3°F (-19°C).
What is the rainiest month in Ljubljana?
September is typically the wettest month, averaging 5.7 inches (144 mm) of precipitation across about 12 days. March is usually the driest.
Does it snow in Ljubljana?
Yes. Ljubljana averages about 12 days of snowfall a year, concentrated November through March.
What is the best time to visit Ljubljana?
The best time to visit Ljubljana is generally July to August and April, when warm days, manageable rainfall and plenty of daylight line up. Daytime temperatures in that window typically sit near 71°F (22°C).
How sunny is Ljubljana?
Ljubljana averages 8.4 hours of sunshine per day across the year. July is the sunniest month at about 12.6 hours of sun a day.
Is Ljubljana humid?
Relative humidity in Ljubljana averages about 78% over the year, which feels very humid. The most comfortable months tend to fall in the drier part of the year.