Slovenia is definitely the hidden gem of Europe offering many beautiful sights and interesting landmarks. Visiting Slovenia became a must-do for most travelers and they do not leave disappointed. The peak season in Slovenia is in summer months (June, July and August), however, Slovenia truly is year-round destination. In fact, there are some fun activities you can only do in the winter season.
Average Temperature in Slovenia
Average temperature in Slovenia vary from the destination. The warmest part of the country is the seaside with Mediterranean climate with temperatures rarely dropping below the zero in the summer. The coldest part of Slovenia is the north with the Alpine climate, being followed with the other parts of Slovenia with Continental climate.
When to visit Slovenia?
To answer shortly, anytime. Slovenia is beautiful in any season and has much to offer. Every month has its own ups and downs for visiting, the downs mostly being the fact that you won’t be able to see the same place in other seasons. Unless you return.
Slovenia in Summer
Summer in Slovenia lasts from June to August although the warm temperatures often stretch into the September. In the summer day temperatures vary from around 20 °C, up to 30+ °C in July and August. These are the hottest months all-around the country. The warmest temperatures are on the seaside where you will notice just a slight of drop in the temperature in the evening. Near Ljubljana, Bled and in the other parts of Slovenia the temperatures mostly drop in the evening.
Summer is the most popular time to visit Slovenia resulting in tourist masses in the most popular destinations. However, with few tricks you can avoid tourist crowds and enjoy your stay in Slovenia. The prices rise since it is the busiest tourist season. However, it is most likely the weather will be sunny and that all of the attractions will be opened for public. It is the best time for mountain trekking in Triglav National Park, swimming in the sea, visiting less known caves and sightseeing.
Slovenia in Autumn
September, October and November are considered Slovenian fall. The day temperatures vary from up to °30 in the beginning of September to around 10 °C in November, however it can vary greatly from place to place. The average temperature in Ljubljana vary from 25 °C in september to just below 10 °C in November. In Bled the average temperature vary from 20 °C to 5 °C. The warmest is the seaside and usually the first two weeks of September are warm enough for swimming.
In Autumn the number of tourists in the country drops, as well as the prices. It is smart to plan your trip according to weather forecast as there can be sunny on one side of the country and rainy on the other. However, Slovenia in autumn is just amazing and it offers many beautiful landscape sights. It is time for harvesting of grapes and picking olives. It is also the season of thermal spas, where you can enjoy hot spring water in the autumn scenery. Bear in mind there can be big differences in weather between September and November. Early autumn is great time for hiking in Triglav National Park, swimming in the sea, joining one of many Oktoberfest and Wine festivals.
Slovenia in Winter
In wintertime Slovenia turns to winter wonderland. In December, January and February the temperatures in most of the country drop below zero. On the seaside temperatures drop to around 5 °C. In January and February most of the country is covered in snow, so make sure to check weather forecast and traffic conditions.
With some caution winter in Slovenia can be truly magical. This is the Best time to visit Christmas markets, build snowy castles, go skiing, enjoying thermal spas and exploring Slovenia without the tourist crowds. The prices are the lowest at the beginning of December and in January and February, with exception of Slovenian Holidays. During the holiday season you can expect higher prices in Ljubljana and in Ski Resorts.
Slovenia in Spring
Visiting Slovenia in Spring is the second most popular option. From March to May the nature is becoming green again and the days are longer. The temperatures rise above 10 °C in March and well above 20 °in May. It is also a great time to experience Slovenian diversity; in the mountains you can still find a snow, while you can expect warmer temperatures on the seaside.
In Springtime the prices are still moderate as well as tourist crowds. You can celebrate Slovenian holiday of love Gregory’s Day on 12th of March. One of the most popular activities in this time of year are hiking, cycling on the seaside and spending the time in the awakening nature. It is also the best time for sightseeing without intense summer heat. In May most of the attractions open for public, nevertheless the entrance is usually much lower.