Interlaken weather in April

April in Interlaken brings spring to the Swiss Alps with mild daytime temperatures averaging 14.2°C (57°F) and cooler mornings around 5.2°C (41°F). Expect roughly 148mm of rain spread across 15 rainy days, so precipitation is frequent but often light. You'll enjoy about 9.8 hours of sunshine daily as the season transitions toward warmer weather. Layers are essential since conditions can shift quickly between sun and clouds.

This is shoulder season in Interlaken, offering a sweet spot between winter crowds and summer peak season. Spring flowers bloom across the valley and surrounding meadows, creating stunning landscapes for hiking and photography. Easter holidays may bring moderate crowds depending on dates, but overall visitor numbers remain manageable compared to July and August. The atmosphere feels refreshed and alive as locals and early-season travelers return to outdoor activities.

April 2026 is an excellent time to visit if you enjoy fewer crowds and lower accommodation prices. Pack versatile clothing and waterproof gear since weather remains changeable. Spring hiking opens up lower elevation trails around Interlaken, while higher alpine routes may still have snow. Book accommodations early if Easter falls in late April, as family holidays can drive up demand.