Weather in Iserlohn in September
Iserlohn, Germany averages a high of 17.8°C (64°F) and low of 10.9°C (51.6°F) in September, with 11 rain days and 8.2 hours of daily sunshine. Travel score: 67.5/100 (Good). The best time to visit Iserlohn is August.
High
18°C64°F
Low
11°C52°F
🌧️
11
rain days
☀️
8.2
hrs/day sunshine
💧
79%
humidity
68— Good
September in Iserlohn is mild and occasionally wet — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in Iserlohn?
How much does it rain in Iserlohn in September?
Iserlohn receives an average of 70.5mm of rainfall across 11 rainy days in September. The annual total is 908.8mm.
What should I pack for Iserlohn in September?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Mix of light and warm layers
Mild temperatures around 18°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 Germany 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