In March, Brentwood typically sees daytime highs of 7.6°C and overnight lows around -0.6°C. Compared to the annual average high of 15.1°C, March runs -7.5°C.
March in Brentwood averages a daytime high of 7.6°C and an overnight low of -0.6°C.
March runs -7.5°C compared to Brentwood's annual average high of 15.1°C, ranking #9 of 12 months by warmth.
Plan for daytime highs near 7.6°C and cooler evenings around -0.6°C.