Weather in Sarpsborg in September
Sarpsborg, Norway averages a high of 15.9°C (60.6°F) and low of 9.9°C (49.8°F) in September, with 11 rain days and 8.4 hours of daily sunshine. Travel score: 66.4/100 (Good). The best time to visit Sarpsborg is July.
High
16°C61°F
Low
10°C50°F
🌧️
11
rain days
☀️
8.4
hrs/day sunshine
💧
80%
humidity
66— Good
September in Sarpsborg is mild and occasionally wet — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in Sarpsborg?
How much does it rain in Sarpsborg in September?
Sarpsborg receives an average of 85.4mm of rainfall across 11 rainy days in September. The annual total is 869.2mm.
What should I pack for Sarpsborg 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
Traveling to Norway 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