Ljubljana weather by month

Check out Ljubljana weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.

Temperature
Rainfall
Sunshine & daylight
UV levels & humidity

Temperature in Ljubljana (°C)

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Max temperature (daytime)	2	5	10	15	20	23	26	25	21	16	8	3
Min temperature (night-time)	-4	-2	1	4	9	12	14	13	11	6	1	-3
Heat & Humidity	0	0	0	0	0	0	L	L	0	0	0	0

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

Sunshine & Daylight in Ljubljana

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Daily hours of sunshine	2	4	5	6	7	8	9	8	6	4	2	2
Daily hours of daylight	9	10	12	14	15	16	15	14	13	11	9	9
UV Index (Maximum)	1	2	3	5	7	8	8	7	5	3	1	1

Rainfall in Ljubljana

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Number of days with some rain	12	12	13	15	16	16	15	14	12	12	13	12
Average monthly rainfall (mm)	78	76	94	106	116	152	126	139	127	113	133	96

More about Ljubljana

Ljubljana by month

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

Recommended for Slovenia

easyJet holidays: Latest deals on summer & winter breaks

Sale

Save on summer & winter sun holidays in 2025/2026
Book beach holidays & city breaks in Europe & beyond
Low deposits from £60 per person & free child places

Go to easyJet holidays deal >>

View all easyJet holidays offers

Holiday deal finder

Destination

The climate guide for Slovenia (Ljubljana) 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.

What's the climate like in Ljubljana?

Ljubljana has a cold climate with warm summers and some rainfall in all months.

Ljubljana weather in January

Expect daytime maximum temperatures of 2°C in Ljubljana, Slovenia in January based on long-term weather averages. There are 2 hours of sunshine per day on average with 12 days with some rainfall and typically 78 mm of rainfall in the month, which might fall as snow.

2
2°C max day temperature
2
2 hours of sunshine per day
12
12 days with some rainfall
-4
-4°C min night temperature
9
9 hours of daylight per day
0
No heat & humidity
78
78 mm of monthly rainfall
1
1 (Low) UV index

Back to months

Ljubljana weather in February

Expect daytime maximum temperatures of 5°C in Ljubljana, Slovenia in February based on long-term weather averages. There are 4 hours of sunshine per day on average with 12 days with some rainfall and typically 76 mm of rainfall in the month.

5
5°C max day temperature
4
4 hours of sunshine per day
12
12 days with some rainfall
-2
-2°C min night temperature
10
10 hours of daylight per day
0
No heat & humidity
76
76 mm of monthly rainfall
2
2 (Low) UV index

Back to months

Ljubljana weather in March

Expect daytime maximum temperatures of 10°C in Ljubljana, Slovenia in March based on long-term weather averages. There are 5 hours of sunshine per day on average with 13 days with some rainfall and typically 94 mm of rainfall in the month.

10
10°C max day temperature
5
5 hours of sunshine per day
13
13 days with some rainfall
1
1°C min night temperature
12
12 hours of daylight per day
0
No heat & humidity
94
94 mm of monthly rainfall
3
3 (Moderate) UV index

Back to months

Ljubljana weather in April

Expect daytime maximum temperatures of 15°C in Ljubljana, Slovenia in April based on long-term weather averages. There are 6 hours of sunshine per day on average with 15 days with some rainfall and typically 106 mm of rainfall in the month.

15
15°C max day temperature
6
6 hours of sunshine per day
15
15 days with some rainfall
4
4°C min night temperature
14
14 hours of daylight per day
0
No heat & humidity
106
106 mm of monthly rainfall
5
5 (Moderate) UV index

Back to months

Ljubljana weather in May

Expect daytime maximum temperatures of 20°C in Ljubljana, Slovenia in May based on long-term weather averages. There are 7 hours of sunshine per day on average with 16 days with some rainfall and typically 116 mm of rainfall in the month.

20
20°C max day temperature
7
7 hours of sunshine per day
16
16 days with some rainfall
9
9°C min night temperature
15
15 hours of daylight per day
0
No heat & humidity
116
116 mm of monthly rainfall
7
7 (High) UV index

Back to months

Ljubljana weather in June

Expect daytime maximum temperatures of 23°C in Ljubljana, Slovenia in June based on long-term weather averages. There are 8 hours of sunshine per day on average with 16 days with some rainfall and typically 152 mm of rainfall in the month.

23
23°C max day temperature
8
8 hours of sunshine per day
16
16 days with some rainfall
12
12°C min night temperature
16
16 hours of daylight per day
0
No heat & humidity
152
152 mm of monthly rainfall
8
8 (Very High) UV index

Back to months

Ljubljana weather in July

Expect daytime maximum temperatures of 26°C in Ljubljana, Slovenia in July based on long-term weather averages. There are 9 hours of sunshine per day on average with 15 days with some rainfall and typically 126 mm of rainfall in the month.

26
26°C max day temperature
9
9 hours of sunshine per day
15
15 days with some rainfall
14
14°C min night temperature
15
15 hours of daylight per day
L
Low heat & humidity
126
126 mm of monthly rainfall
8
8 (Very High) UV index

Back to months

Ljubljana weather in August

Expect daytime maximum temperatures of 25°C in Ljubljana, Slovenia in August based on long-term weather averages. There are 8 hours of sunshine per day on average with 14 days with some rainfall and typically 139 mm of rainfall in the month.

25
25°C max day temperature
8
8 hours of sunshine per day
14
14 days with some rainfall
13
13°C min night temperature
14
14 hours of daylight per day
L
Low heat & humidity
139
139 mm of monthly rainfall
7
7 (High) UV index

Back to months

Ljubljana weather in September

Expect daytime maximum temperatures of 21°C in Ljubljana, Slovenia in September based on long-term weather averages. There are 6 hours of sunshine per day on average with 12 days with some rainfall and typically 127 mm of rainfall in the month.

21
21°C max day temperature
6
6 hours of sunshine per day
12
12 days with some rainfall
11
11°C min night temperature
13
13 hours of daylight per day
0
No heat & humidity
127
127 mm of monthly rainfall
5
5 (Moderate) UV index

Back to months

Ljubljana weather in October

Expect daytime maximum temperatures of 16°C in Ljubljana, Slovenia in October based on long-term weather averages. There are 4 hours of sunshine per day on average with 12 days with some rainfall and typically 113 mm of rainfall in the month.

16
16°C max day temperature
4
4 hours of sunshine per day
12
12 days with some rainfall
6
6°C min night temperature
11
11 hours of daylight per day
0
No heat & humidity
113
113 mm of monthly rainfall
3
3 (Moderate) UV index

Back to months

Ljubljana weather in November

Expect daytime maximum temperatures of 8°C in Ljubljana, Slovenia in November based on long-term weather averages. There are 2 hours of sunshine per day on average with 13 days with some rainfall and typically 133 mm of rainfall in the month.

8
8°C max day temperature
2
2 hours of sunshine per day
13
13 days with some rainfall
1
1°C min night temperature
9
9 hours of daylight per day
0
No heat & humidity
133
133 mm of monthly rainfall
1
1 (Low) UV index

Back to months

Ljubljana weather in December

Expect daytime maximum temperatures of 3°C in Ljubljana, Slovenia in December based on long-term weather averages. There are 2 hours of sunshine per day on average with 12 days with some rainfall and typically 96 mm of rainfall in the month, which might fall as snow.

3
3°C max day temperature
2
2 hours of sunshine per day
12
12 days with some rainfall
-3
-3°C min night temperature
9
9 hours of daylight per day
0
No heat & humidity
96
96 mm of monthly rainfall
1
1 (Low) UV index

Back to months