Average temperatures, rainfall and packing tips for Brussels, Belgium in October
October in Brussels is typically mild, with average daytime highs around 16°C and nights near 9°C. Temperature-wise it sits mid-range for Brussels (the 6th warmest month).
Expect some rain: around 70 mm falls in Brussels during October on average.
If your dates are flexible, the most comfortable months in Brussels are usually May, June, July, August and September.
← Brussels weather tomorrow (live)
In October, Brussels averages a daytime high of about 16°C and a night-time low of around 9°C, based on recent historical data.
Expect some rain: around 70 mm falls in Brussels during October on average.
October is a workable time to visit Brussels, with mild days - just pack accordingly. If your dates are flexible, the most comfortable months in Brussels are usually May, June, July, August and September.