Weather in Weymouth in September
Weymouth, United States averages a high of 21.5°C (70.7°F) and low of 15.1°C (59.2°F) in September, with 8 rain days and 9 hours of daily sunshine. Travel score: 79.4/100 (Good). The best time to visit Weymouth is August.
High
22°C71°F
Low
15°C59°F
🌧️
8
rain days
☀️
9
hrs/day sunshine
💧
77%
humidity
79— Good
September in Weymouth is mild and mostly dry — good for most activities.
What are the average temperatures in Weymouth?
How much does it rain in Weymouth in September?
Weymouth receives an average of 91.4mm of rainfall across 8 rainy days in September. The annual total is 1115.7mm.
What should I pack for Weymouth in September?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Mix of light and warm layers
Mild temperatures around 22°C
🧴
Sunscreen SPF 30+
9 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Traveling to United States 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