May in Växjö averages a daily high of 16.6°C with nights around 6°C. Expect roughly 11.9 wet days totalling 53.6mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Växjö is June–August.
Based on VAXJO A, SW (3.3km), 1995–2024. 29 years of May data.