With reasonably warm summer weather and pretty chilly winters, Bohinj is at its most appealing between the months of May and September, when high temperatures are most likely.
Bohinj’s summer season is welcomed by the locals and many of the city’s cafes, bars and restaurants begin to spill out onto the streets at this time, to take advantage of the sunny weather and warm evenings, often remaining busy well into the night. However, do bear in mind that the climate in Bohinj can be a little unpredictable at best, with rainy spells being a distinct possibility in any month.
In general, the winter season in Bohinj falls between the months of November and March, with January being the coldest month, when daytime temperatures stay just above freezing and often fall below -3°C, when snow is likely.
When to go – the best time to visit Lake Bohinj
The summer season is without doubt the best time to visit Bohinj. The climate in Bohinj can become rather hot during the summers, often rising above 25°C on the sunniest of days or even topping 30°C on occasion, hovering around 15°C on some of the most balmy nights. In July and August it is possible to swim in Lake Bohinj. The water in the lake is usually fresh but perfectly OK. When staying in Bohinj in the summer period, pack mainly lightweight clothes, but also a waterproof coat or similar, in case you experience an unexpected soaking.
The winter climate in Bohinj is at its most chilly between December and February, when you can expect widespread, overnight frosts at times, particularly during January. Whilst many of the winter days do remain a little cloudy and overcast, sunny days often break up the rather grey days and provide a glimpse of the springtime weather around the corner.
LAKE BOHINJ YEARLY WEATHER SUMMARY
What’s the best time to visit Lake Bohinj in Slovenia? Here are some facts:
– The months May, June, July, August and September have a nice average temperature.
– July is the warmest month with an average high of 24,8 °C and an average low of 11,7 °C.
– July is also the month with the most sunshine, with almost 7 hours per day.
– January is the coolest month with an average high of 2,6 °C and an average low of -5,7 °C.
– November is the wettest month with an average of 282 millimeters of precipitation.
– December is the most cloudy month with an average of 16 mostly cloudy days.
– February is the driest month with an average of 119 millimeters of precipitation.
– January is the month with the highest number of days with snow cover – 23 days.
– February is the month with the most snowfall, with a little over 38 centimetres on average.
For more specific information about the climate of Lake Bohinj, Slovenia, please take a look at the graphs shown below.
A climate graph for Lake Bohinj, Slovenia showing mean daily maximum and minimum temperature for a month and average monthly precipitation (rain/snow).
Graph showing average monthly hours of sunshine and average monthly number of cloudy days for Lake Bohinj, Slovenia.
Graph showing average monthly number of days with precipitation, average monthly number of days with snow cover and average monthly snowfall (in cm) for Lake Bohinj, Slovenia.
Graph showing average monthly number of hot and cold days for Lake Bohinj, Slovenia.
In July and August it is possible to swim in Lake Bohinj. The water in the lake is usually fresh but perfectly OK. Image by Vicente Villamón / CC BY-SA 2.0
 First, you have to know that Bohinj is an area – not a town. It is a 20 kilometre long and 5 kilometre wide basin in the Julian Alps in northwestern part of Slovenia. The area is very popular due to its beautiful unspoiled nature with one of the most imposing parts of the valley being Lake Bohinj, the largest of the Slovenian lakes. There are several small villages and hamlets in Bohinj with the largest one being Bohinjska Bistrica. The villages that lie in the immediate vicinity of the lake are Ribcev Laz, Ukanc and Stara Fuzina. |
| The accommodation options in Bohinj can be divided into five main categories: hotels, guest houses, B&Bs, self catering apartments and hostels. |
 There are five hotels in Bohinj and the overall quality is superb - all are modern, clean and very comfortable. We have reviewed and rated them, so, if you're planning to visit Slovenian Alps and Lake Bohinj for the first time, read on and find a hotel that best suits your tastes and budget. |
 Bohinj has a nice selection of friendly guest houses. The owners of a guest house soon get to know you and always make sure you enjoy a warm welcome. That's one of the main reasons so many people love to come back to Bohinj, Slovenia time after time and wish to stay at one its quality guest houses. |
 If you like complete privacy, comfort, want to be able to cook your favorite meals, or just look for a cheaper and better alternative to basic Bohinj hotels, then Bohinj apartments are meant for you. They usually have nice modern furniture and all the necessary equipment, including a well equipped kitchen, a nice TV-set, DVD player, washing machine, fridge, air conditioner, etc. |
 Bohinj bed and breakfasts are an inexpensive and relaxing alternative to a classic hotel for your stay in this stunningly beautiful area of Triglav National Park, Slovenia. Most bed and breakfasts in Bohinj are well kept and beautifully furnished and some have balconies or terraces with breathtaking lake and mountain views. |
 Bohinj hostels are the main source of budget accommodation in the area and are in essence a form of shared accommodation. In general, you will share a large room with three to ten people sleeping on either single or bunk beds. Facilities such as bathrooms, kitchens and social areas are also shared and so its a great opportunity to meet other travelers. |
 Bohinj farm stays are great way of bringing your family together and experiencing another way of living. Many farm stays in Bohinj offer a variety of activities for the little ones as well as adults where you can all get involved in being part of the daily tasks of a working farm. |