Bristol Weather in August

August in Bristol averages 30°C (86°F) during the day and 18°C (64°F) at night. Quite a bit of rainfall is typical this month, with around 106 mm (4.2 in) on average. An umbrella is a good idea.

Rainfall in Bristol in August

Historically, the month has about 13 days of rain, averaging 106 mm (4.2 in) in total. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in Bristol in August

Temperatures in Bristol in August top out at 30°C (86°F) and drop to 18°C (64°F) overnight. Overall, the month follows a fairly predictable daily temperature pattern. Nights drop to around 18°C (64°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable. This month tends to be the warmest of the year. Light, comfortable clothing will serve you well.

Should you favor a climate that's both dry and comfortably warm, May, September and October typically offer the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.