Weather in Portsmouth in July
Portsmouth, United Kingdom averages a high of 20.8°C (69.4°F) and low of 14.1°C (57.4°F) in July, with 10 rain days and 12.1 hours of daily sunshine. Travel score: 77.1/100 (Good). The best time to visit Portsmouth is July.
High
21°C69°F
Low
14°C57°F
🌧️
10
rain days
☀️
12.1
hrs/day sunshine
💧
75%
humidity
77— Good
July in Portsmouth is mild and occasionally wet — good for most activities.
What are the average temperatures in Portsmouth?
How much does it rain in Portsmouth in July?
Portsmouth receives an average of 49.9mm of rainfall across 10 rainy days in July. The annual total is 727.3mm.
What should I pack for Portsmouth in July?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Mix of light and warm layers
Mild temperatures around 21°C
🧴
Sunscreen SPF 30+
12 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 July?
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