In May, Glasgow typically sees daytime highs of 14.0°C and overnight lows around 6.2°C. Compared to the annual average high of 11.2°C, May runs +2.8°C.
May in Glasgow averages a daytime high of 14.0°C and an overnight low of 6.2°C.
May runs +2.8°C compared to Glasgow's annual average high of 11.2°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 14.0°C and cooler evenings around 6.2°C.