London vs Brussels

London and Brussels are closely matched in August. Neither city has a clear advantage across all metrics. Your decision should come down to personal preference, cultural interests, and travel logistics rather than weather alone.

London sits in the comfortable travel range at 21°C. Brussels is also comfortable at 22°C.

For travelers who prioritize dry weather, London is the stronger choice in August. Brussels receives 1 more hour of sunshine per day, which matters for sightseeing and outdoor activities.

London reaches an average high of 21°C (70°F) and drops to 13°C (55°F) at night during August. The daily temperature range is 8°C, meaning moderate variation throughout the day.

Brussels averages 22°C (72°F) for the high and 14°C (57°F) for the low, with a daily range of 8°C. The two cities feel quite similar in terms of temperature.

Both cities are in the Northern Hemisphere, so they share the same seasonal pattern in August.

London receives approximately 61 mm of rainfall across 10 rain days during August. You can expect rain roughly every other day.

Brussels sees 71 mm over 12 rain days. That makes London the drier option by 2 rain days and 10 mm of total precipitation.

Both cities share similar humidity levels at 65%.