Weather in Tønsberg in September
Tønsberg, Norway averages a high of 15.8°C (60.4°F) and low of 10.4°C (50.7°F) in September, with 11 rain days and 8.3 hours of daily sunshine. Travel score: 65.9/100 (Good). The best time to visit Tønsberg is July.
High
16°C60°F
Low
10°C51°F
🌧️
11
rain days
☀️
8.3
hrs/day sunshine
💧
79%
humidity
66— Good
September in Tønsberg is mild and occasionally wet — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in Tønsberg?
How much does it rain in Tønsberg in September?
Tønsberg receives an average of 104.2mm of rainfall across 11 rainy days in September. The annual total is 1021.5mm.
What should I pack for Tønsberg in September?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Mix of light and warm layers
Mild temperatures around 16°C
Recommended
🧥
Light rain jacket
Some rainy days expected (11 days)
☔
Umbrella
Be prepared for occasional showers
🧴
Sunscreen
Sun protection is still recommended
🕶️
Sunglasses
Useful for sunny periods
🎉Visiting Norway in September?
Don't miss any public holidays — check before you book!
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Data based on 1994–2024 averages · Last updated: 2024-12-31