Ljubljana climate guide

Temperature in Ljubljana (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
2°C maximum daytime temperature in January in Ljubljana2
5°C maximum daytime temperature in February in Ljubljana5
10°C maximum daytime temperature in March in Ljubljana10
15°C maximum daytime temperature in April in Ljubljana15
20°C maximum daytime temperature in May in Ljubljana20
23°C maximum daytime temperature in June in Ljubljana23
26°C maximum daytime temperature in July in Ljubljana26
25°C maximum daytime temperature in August in Ljubljana25
21°C maximum daytime temperature in September in Ljubljana21
16°C maximum daytime temperature in October in Ljubljana16
8°C maximum daytime temperature in November in Ljubljana8
3°C maximum daytime temperature in December in Ljubljana3
Min temperature (night-time)
-4°C minimum night-time temperature in January in Ljubljana-4
-2°C minimum night-time temperature in February in Ljubljana-2
1°C minimum night-time temperature in March in Ljubljana1
4°C minimum night-time temperature in April in Ljubljana4
9°C minimum night-time temperature in May in Ljubljana9
12°C minimum night-time temperature in June in Ljubljana12
14°C minimum night-time temperature in July in Ljubljana14
13°C minimum night-time temperature in August in Ljubljana13
11°C minimum night-time temperature in September in Ljubljana11
6°C minimum night-time temperature in October in Ljubljana6
1°C minimum night-time temperature in November in Ljubljana1
-3°C minimum night-time temperature in December in Ljubljana-3

Sunshine & Daylight in Ljubljana

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
9 hours of daylight per day in January in Ljubljana9
10 hours of daylight per day in February in Ljubljana10
12 hours of daylight per day in March in Ljubljana12
14 hours of daylight per day in April in Ljubljana14
15 hours of daylight per day in May in Ljubljana15
16 hours of daylight per day in June in Ljubljana16
15 hours of daylight per day in July in Ljubljana15
14 hours of daylight per day in August in Ljubljana14
13 hours of daylight per day in September in Ljubljana13
11 hours of daylight per day in October in Ljubljana11
9 hours of daylight per day in November in Ljubljana9
9 hours of daylight per day in December in Ljubljana9

Rainfall in Ljubljana

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
12 days with some rainfall in January in Ljubljana12
12 days with some rainfall in February in Ljubljana12
13 days with some rainfall in March in Ljubljana13
15 days with some rainfall in April in Ljubljana15
16 days with some rainfall in May in Ljubljana16
16 days with some rainfall in June in Ljubljana16
15 days with some rainfall in July in Ljubljana15
14 days with some rainfall in August in Ljubljana14
12 days with some rainfall in September in Ljubljana12
12 days with some rainfall in October in Ljubljana12
13 days with some rainfall in November in Ljubljana13
12 days with some rainfall in December in Ljubljana12
Average monthly rainfall (mm)
78 mm monthly rainfall in January in Ljubljana78
76 mm monthly rainfall in February in Ljubljana76
94 mm monthly rainfall in March in Ljubljana94
106 mm monthly rainfall in April in Ljubljana106
116 mm monthly rainfall in May in Ljubljana116
152 mm monthly rainfall in June in Ljubljana152
126 mm monthly rainfall in July in Ljubljana126
139 mm monthly rainfall in August in Ljubljana139
127 mm monthly rainfall in September in Ljubljana127
113 mm monthly rainfall in October in Ljubljana113
133 mm monthly rainfall in November in Ljubljana133
96 mm monthly rainfall in December in Ljubljana96

More climate for Ljubljana

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (Maximum)
UV (maximum) index 1 (Low) in January in Ljubljana1
UV (maximum) index 2 (Low) in February in Ljubljana2
UV (maximum) index 3 (Moderate) in March in Ljubljana3
UV (maximum) index 5 (Moderate) in April in Ljubljana5
UV (maximum) index 7 (High) in May in Ljubljana7
UV (maximum) index 8 (Very High) in June in Ljubljana8
UV (maximum) index 8 (Very High) in July in Ljubljana8
UV (maximum) index 7 (High) in August in Ljubljana7
UV (maximum) index 5 (Moderate) in September in Ljubljana5
UV (maximum) index 3 (Moderate) in October in Ljubljana3
UV (maximum) index 1 (Low) in November in Ljubljana1
UV (maximum) index 1 (Low) in December in Ljubljana1
Heat & Humidity
No heat & humidity in January in Ljubljana0
No heat & humidity in February in Ljubljana0
No heat & humidity in March in Ljubljana0
No heat & humidity in April in Ljubljana0
No heat & humidity in May in Ljubljana0
No heat & humidity in June in Ljubljana0
Low heat & humidity in July in LjubljanaL
Low heat & humidity in August in LjubljanaL
No heat & humidity in September in Ljubljana0
No heat & humidity in October in Ljubljana0
No heat & humidity in November in Ljubljana0
No heat & humidity in December in Ljubljana0

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

  • Top deals & discounts
  • Ljubljana weather overview
  • More destinations
  • Best time to go to Ljubljana
  • Ljubljana 5-day weather forecast
  • Ljubljana weather today - current conditions (last 24-hours)

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

The climate guide for Ljubljana, Slovenia shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

  • Book online & save up to 10% on holidays to Slovenia
  • Book online with TUI to receive discount
  • FREE kids places & low deposits also available

TUI Lakes & MountainsTUI Lakes & Mountains deals

Metric (°C / mm)  |  Imperial (°F / inches)

Back to top

Discover more about Slovenia

Where's warm in Slovenia?

Below are average maximum temperatures at popular destinations in Slovenia for next month - December. Select a destination to see the climate guide for all months of the year.

More destinations & map >>

Related posts

Popular travel offers

Top ^

*affiliate links: find out how we are funded and why this helps us remain free to use.