In May, Bloomington typically sees daytime highs of 20.8°C and overnight lows around 8.0°C. Compared to the annual average high of 12.3°C, May runs +8.5°C.
May in Bloomington averages a daytime high of 20.8°C and an overnight low of 8.0°C.
May runs +8.5°C compared to Bloomington's annual average high of 12.3°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 20.8°C and cooler evenings around 8.0°C.