Weather in Southampton in August
Southampton, United Kingdom averages a high of 20.7°C (69.3°F) and low of 13.9°C (57°F) in August, with 10 rain days and 10.1 hours of daily sunshine. Travel score: 77.3/100 (Good). The best time to visit Southampton is July.
High
21°C69°F
Low
14°C57°F
🌧️
10
rain days
☀️
10.1
hrs/day sunshine
💧
77%
humidity
77— Good
August in Southampton is mild and occasionally wet — good for most activities.
What are the average temperatures in Southampton?
How much does it rain in Southampton in August?
Southampton receives an average of 62.5mm of rainfall across 10 rainy days in August. The annual total is 748.1mm.
What should I pack for Southampton in August?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Mix of light and warm layers
Mild temperatures around 21°C
🧴
Sunscreen SPF 30+
10 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Recommended
🧥
Light rain jacket
Some rainy days expected (10 days)
☔
Umbrella
Be prepared for occasional showers
Traveling to United Kingdom in August?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
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Data based on 1994–2024 averages · Last updated: 2024-12-31