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Best time to visit Interlaken, Switzerland

Our verdict

The best time to visit Interlaken is May-June

While Interlaken is a popular destination to visit all year round, May-June is the ideal time to go due to a number of factors such as the climate, cost of travel and accommodation, as well as avoiding peak holiday periods.

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.

Warmest month

July

Least rainfall

February

Most daylight

July

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:

SeasonMonths
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:

JAN
FEB
MAR
APR
MAY
JUN
JUL
AUG
SEP
OCT
NOV
DEC

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
12 days
of pure sunshine
11 days
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.


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
10 days
of pure sunshine
9 days
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.


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
9 days
of pure sunshine
15 days
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.


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
7 days
of pure sunshine
19 days
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.


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
6 days
of pure sunshine
22 days
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.


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
7 days
of pure sunshine
20 days
of showers or rain

What to pack: If you’re heading to Interlaken in June, make sure you pack a warm jacket or coat.


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
6 days
of pure sunshine
22 days
of showers or rain

What to pack: If you’re heading to Interlaken in July, make sure you pack a warm jacket or coat.


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
7 days
of pure sunshine
20 days
of showers or rain

What to pack: If you’re heading to Interlaken in August, make sure you pack a warm jacket or coat.


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
11 days
of pure sunshine
17 days
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
15 days
of pure sunshine
13 days
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.


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
13 days
of pure sunshine
12 days
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.


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
14 days
of pure sunshine
11 days
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.


Top FAQs

The hottest month of the year in Interlaken is usually July, where temperatures tend to rise to around 17℃ (63℉) in the middle of the day or early afternoon.
The month with the least amount of rain in Interlaken is generally around February. The dry season often coincides with cooler weather, so you should check the temperatures in February first to make sure it’s still a good time to go.
The rainiest time of year in Interlaken is generally around May, although the wetter season can sometimes extend a few months either side of May too.
If you want to get the most out of your time visiting Interlaken, or if you're just afraid of the dark, the days in July are usually the longest between sunrise and sunset.

Interlaken map