Geneva, Switzerland, in June experiences a transition from spring to summer, characterized by pleasant temperatures and increasing daylight hours. Average highs typically range from 20C to 24C (68F to 75F), while average lows hover around 11C to 14C (52F to 57F). Rainfall is common, averaging around 90mm throughout the month, often occurring in short bursts interspersed with periods of sunshine. This creates lush green landscapes and vibrant floral displays throughout the city and surrounding areas.
This period offers an ideal balance between comfortable sightseeing conditions and fewer crowds compared to the peak summer months of July and August. The moderate temperatures allow for enjoyable exploration of Geneva’s numerous outdoor attractions, such as lakeside promenades, parks, and botanical gardens. The extended daylight hours provide ample time for activities like hiking, cycling, and boat tours on Lake Geneva. Historically, June has marked the beginning of the tourist season in Geneva, with various cultural events and festivals commencing.