In May, Brentwood typically sees daytime highs of 19.2°C and overnight lows around 9.5°C. Compared to the annual average high of 15.1°C, May runs +4.1°C.
May in Brentwood averages a daytime high of 19.2°C and an overnight low of 9.5°C.
May runs +4.1°C compared to Brentwood's annual average high of 15.1°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 19.2°C and cooler evenings around 9.5°C.