Weather in Southend-on-Sea in September
Southend-on-Sea, United Kingdom averages a high of 18.6°C (65.5°F) and low of 12.6°C (54.7°F) in September, with 10 rain days and 9 hours of daily sunshine. Travel score: 71.6/100 (Good). The best time to visit Southend-on-Sea is August.
High
19°C65°F
Low
13°C55°F
🌧️
10
rain days
☀️
9
hrs/day sunshine
💧
78%
humidity
72— Good
September in Southend-on-Sea is mild and occasionally wet — good for most activities.
What are the average temperatures in Southend-on-Sea?
How much does it rain in Southend-on-Sea in September?
Southend-on-Sea receives an average of 52.1mm of rainfall across 10 rainy days in September. The annual total is 690.3mm.
What should I pack for Southend-on-Sea in September?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Mix of light and warm layers
Mild temperatures around 19°C
Recommended
🧥
Light rain jacket
Some rainy days expected (10 days)
☔
Umbrella
Be prepared for occasional showers
🧴
Sunscreen
Sun protection is still recommended
🕶️
Sunglasses
Useful for sunny periods
Traveling to United Kingdom in September?
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