In May, Flensburg typically sees daytime highs of 15.3°C and overnight lows around 6.2°C. Compared to the annual average high of 11.2°C, May runs +4.2°C.
May in Flensburg averages a daytime high of 15.3°C and an overnight low of 6.2°C.
May runs +4.2°C compared to Flensburg's annual average high of 11.2°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 15.3°C and cooler evenings around 6.2°C.