When is the best time to go to Slovenia?

When is the best time to go to Slovenia? Here's some information to help you in your decision:

  • In Slovenia, the weather is good everywhere in August and September
  • The best months to go to Ljubljana are May, June, July, August and September
  • On average, the warmest months in Ljubljana are June, July and August, and the coldest month of the year is January
  • The rainiest months in this city are February, May, July, September and November
  • Nova Gorica is the city with the best climate, with good weather 7 months a year
  • The best months for swimming in Ankaran are June, July, August and September

Annual weather in Slovenia

For information about the climate and the weather city by city in Slovenia for a specific month, click on the corresponding line below:

January 27°F to 47°F
4 to 9 days*
February 27°F to 49°F
5 to 10 days*
March 32°F to 56°F
4 to 8 days*
April 43°F to 65°F
4 to 10 days*
May 50°F to 70°F
9 to 17 days*
June 59°F to 81°F
7 to 16 days*
July 63°F to 85°F
6 to 15 days*
August 61°F to 85°F
5 to 14 days*
September 52°F to 76°F
5 to 11 days*
October 43°F to 67°F
4 to 8 days*
November 38°F to 58°F
5 to 10 days*
December 31°F to 49°F
3 to 9 days*
* weather varies across the country

Best time to travel to Slovenia by cities

Chargement en cours


The best months to go to Ljubljana are may, june, july, august and september.



The best months to go to Ankaran are april, june, july, august, september and october.



The best months to go to Bled are april, may, june, july, august, september and october.

See full list of cities

Temperatures and rainfall in Slovenia

On these 3 graphs, we present the evolution of temperatures of Slovenia and month-by-month rainfall for the cities of Ljubljana, Ankaran, Bled, Bohinj Lake (Bohinjsko jezero) and Bovec, as well as the month-by-month sea temperature for coastal cities.

Peak visitor numbers and tourist seasons in Slovenia

Find out when Slovenia has its high tourist season (the period when the influx of tourists is highest) and off-peak tourist season using our data and figures.

Tourist seasons in Slovenia

The months with low numbers of tourists are: January, February, March, April, November and December. The number of visitors to Slovenia is high in: May, June, July, August, September and October.

  • Very low season in Slovenia: January, February, March, November and December.
  • Low season in Slovenia: April.
  • High season in Slovenia: May, June, September and October.
  • Peek season in Slovenia: July and August.

Figure: Visitor index for Slovenia month by month

Average price for flights to Slovenia

A return flight between London and Ljubljana is generally cheaper if you go in january ($ 108 on average): this is the best time for travellers on a tight budget. In contrast, you may end up paying $ 95 more for your airline ticket to Ljubljana if you go in august.

Find the best price for your flight

Where to go in Slovenia?

This table allows you to see the maximum temperature for each city and our opinion on the weather month by month (see colour legend below the table).

Cities jan.feb.mar.apr.mayjun.jul.aug.sep.oct.nov.dec.
Bohinj Lake (Bohinjsko jezero)36°F38°F47°F56°F63°F72°F76°F76°F67°F58°F47°F40°F
Kozjanski park (Kozjansko Regional Park)40°F41°F52°F61°F68°F76°F79°F81°F70°F61°F50°F41°F
Kranjska Gora36°F38°F47°F56°F63°F72°F76°F76°F67°F56°F47°F40°F
Škofja Loka38°F41°F50°F61°F68°F77°F81°F81°F70°F59°F50°F40°F


good weather

tolerable weather

bad weather

very bad weather

About Slovenia

What can I do in Slovenia?

Beaches / swimming

Nature and countryside

Culture and heritage


Family travel

Crafts / shopping



Is this weather information for Slovenia reliable?

Climate data for Slovenia has been gathered every day since January 2009. The analysis of these meteorological data for Slovenia allows us to determine the average for each month in Ljubljana, Ankaran, Bled, Bohinj Lake (Bohinjsko jezero), Bovec, Izola, Jezersko, Koper, and 39 other cities.

So yes: this data is reliable except in cases of temporary climate disruption in the region.

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