Our verdict
The best time to visit Interlaken is May-June
In summer, temperatures can reach as high as 19℃ (67℉) in the middle of the day. In the colder months such as January, temperatures usually get down to an average minimum of -10℃ (14℉).
The longest days between sunrise and sunset in Interlaken are usually in July, so if you want to get the most out of your daytime activities, be sure to plan your visit around this time. On average it rains the most days in May, making it the wettest month of the year. Although it’s the wet season, it can often rain a little bit during the day or evening but have fine weather for a majority of the day too, so don’t let this put you off.
Keep reading to find out more detailed information about the seasons and climate in Interlaken, as well as our favourite tools to help you find the best options for transport, accommodation, and much more.
Quick links: Fast facts / Seasons / Average temperatures / Monthly climate / FAQs / Map
*Support us by clicking the links above and making a booking with our partners. It's completely free for you, and it helps us make this site even more awesome! We'll <3 you for it.
Interlaken seasons
Before you continue, it’s important to know when the seasons are in Interlaken as they might be different to yours depending on where in the world you’re travelling from. Interlaken is in the Northern Hemisphere, so the seasons fall during these months:
| Season | Months |
|---|---|
| Summer | June to August |
| Autumn/fall | September to November |
| Winter | December to February |
| Spring | March to May |
Average temperatures in Interlaken
If the temperature is a big factor for you to help you decide when to visit, the chart below shows the average minimum and maximum temperatures in Interlaken for each month side-by-side so you can easily see the difference in weather throughout the year. To see the temperatures in both Celsius (°C) and Fahrenheit (°F), hover or tap the shaded boxes on the graph.
Interlaken climate by month
If you already have a rough idea about which months you might want to travel, the section below shows a detailed breakdown of the climate in Interlaken for each month so you can see if it all suits your wants and needs. Scroll down, or use the quick menu below to jump to your preferred month.
Jump to:
Interlaken in January
- Average temperature: -6℃ (22℉)
- Average high temperature: -2℃ (29℉)
- Average low temperature: -10℃ (15℉)
- Average humidity: 89%
- Average sunny days: 12 days
- Average rainfall: 50mm (2") over 11 days
- Average snow days: 13 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Interlaken in January, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
Add visitor or local insider tips >
Interlaken in February
- Average temperature: -5℃ (22℉)
- Average high temperature: -2℃ (29℉)
- Average low temperature: -10℃ (14℉)
- Average humidity: 90%
- Average sunny days: 10 days
- Average rainfall: 50mm (2") over 9 days
- Average snow days: 12 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Interlaken in February, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
Add visitor or local insider tips >
Interlaken in March
- Average temperature: -2℃ (29℉)
- Average high temperature: 2℃ (35℉)
- Average low temperature: -7℃ (20℉)
- Average humidity: 90%
- Average sunny days: 9 days
- Average rainfall: 60mm (2") over 15 days
- Average snow days: 9 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Interlaken in March, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
Add visitor or local insider tips >
Interlaken in April
- Average temperature: 3℃ (37℉)
- Average high temperature: 6℃ (43℉)
- Average low temperature: -2℃ (28℉)
- Average humidity: 86%
- Average sunny days: 7 days
- Average rainfall: 71mm (3") over 19 days
- Average snow days: 3 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Interlaken in April, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
Add visitor or local insider tips >
Interlaken in May
- Average temperature: 6℃ (42℉)
- Average high temperature: 9℃ (48℉)
- Average low temperature: 1℃ (33℉)
- Average humidity: 87%
- Average sunny days: 6 days
- Average rainfall: 116mm (5") over 22 days
- Average snow days: 1 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Interlaken in May, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
Add visitor or local insider tips >
Interlaken in June
- Average temperature: 10℃ (50℉)
- Average high temperature: 15℃ (58℉)
- Average low temperature: 5℃ (41℉)
- Average humidity: 84%
- Average sunny days: 7 days
- Average rainfall: 100mm (4") over 20 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Interlaken in June, make sure you pack a warm jacket or coat.
Add visitor or local insider tips >
Interlaken in July
- Average temperature: 12℃ (54℉)
- Average high temperature: 17℃ (63℉)
- Average low temperature: 7℃ (45℉)
- Average humidity: 82%
- Average sunny days: 6 days
- Average rainfall: 107mm (4") over 22 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Interlaken in July, make sure you pack a warm jacket or coat.
Add visitor or local insider tips >
Interlaken in August
- Average temperature: 12℃ (54℉)
- Average high temperature: 17℃ (63℉)
- Average low temperature: 7℃ (45℉)
- Average humidity: 81%
- Average sunny days: 7 days
- Average rainfall: 98mm (4") over 20 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Interlaken in August, make sure you pack a warm jacket or coat.
Add visitor or local insider tips >
Interlaken in September
- Average temperature: 8℃ (47℉)
- Average high temperature: 13℃ (55℉)
- Average low temperature: 4℃ (39℉)
- Average humidity: 84%
- Average sunny days: 11 days
- Average rainfall: 53mm (2") over 17 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Interlaken in September, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
Interlaken in October
- Average temperature: 4℃ (40℉)
- Average high temperature: 9℃ (47℉)
- Average low temperature: 0℃ (33℉)
- Average humidity: 83%
- Average sunny days: 15 days
- Average rainfall: 61mm (2") over 13 days
- Average snow days: 1 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Interlaken in October, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
Add visitor or local insider tips >
Interlaken in November
- Average temperature: -0℃ (31℉)
- Average high temperature: 3℃ (38℉)
- Average low temperature: -4℃ (25℉)
- Average humidity: 86%
- Average sunny days: 13 days
- Average rainfall: 57mm (2") over 12 days
- Average snow days: 6 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Interlaken in November, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
Add visitor or local insider tips >
Interlaken in December
- Average temperature: -4℃ (24℉)
- Average high temperature: -0℃ (31℉)
- Average low temperature: -9℃ (17℉)
- Average humidity: 86%
- Average sunny days: 14 days
- Average rainfall: 67mm (3") over 11 days
- Average snow days: 8 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Interlaken in December, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
Add visitor or local insider tips >
