In May, Bethlehem typically sees daytime highs of 19.2°C and overnight lows around 2.3°C. Compared to the annual average high of 22.4°C, May runs -3.2°C.
May in Bethlehem averages a daytime high of 19.2°C and an overnight low of 2.3°C.
May runs -3.2°C compared to Bethlehem's annual average high of 22.4°C, ranking #10 of 12 months by warmth.
Plan for daytime highs near 19.2°C and cooler evenings around 2.3°C.