In October, Brussels typically sees daytime highs of 14.6°C and overnight lows around 6.8°C. Compared to the annual average high of 13.8°C, October runs +0.8°C.
October in Brussels averages a daytime high of 14.6°C and an overnight low of 6.8°C.
October runs +0.8°C compared to Brussels's annual average high of 13.8°C, ranking #6 of 12 months by warmth.
Plan for daytime highs near 14.6°C and cooler evenings around 6.8°C.