June in Interlaken, Switzerland, typically offers pleasant temperatures ranging from daytime highs around 20C (68F) to nighttime lows around 10C (50F). This period marks the transition from spring to summer, with increasing daylight hours and generally less rainfall compared to earlier months. Expect lush green landscapes, snow-capped mountains, and comfortable conditions suitable for a range of outdoor activities.
This time of year presents an ideal balance between comfortable temperatures and fewer crowds compared to the peak summer months of July and August. The moderate climate makes June suitable for hiking, cycling, boat tours on the lakes, and exploring the surrounding alpine regions. Historically, June has been a popular time for farming activities in the valleys, taking advantage of the warmer weather and longer days.