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Troisdorf Weather in September
Troisdorf in September sees pleasant temperatures, with highs around 20°C (68°F) and overnight lows of 11°C (52°F). Rainfall is fairly high at around 77 mm (3 in) on average, so pack waterproofs just in case.
Rainfall in Troisdorf in September
Historically, September sees about 15 days of rain, with a monthly average of 77 mm (3 in). A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.
Temperature in Troisdorf in September
Troisdorf in September has excellent weather. Days reach 20°C (68°F) and nights cool to 11°C (52°F). The difference between afternoon and evening temperatures is usually noticeable. Nights drop to around 11°C (52°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.
Sunshine in Troisdorf in September
The area experiences a moderate amount of sunshine, with approximately 142 hours of sunlight expected. This means a decent mix of sun and overcast.If you're a fan of comfortable temperatures and drier conditions, September is a great time to visit.
Troisdorf Temperature in September
Min Temperature
11°C (52°F)
Max Temperature
20°C (68°F)
Chance of Rain
48%
Precipitation
77 mm (3 in)
Rainy days
15 days
Sunshine
142 hours *
Percentage Sunshine
*
* Data from: Bonn, Germany (10 KM, 6 Miles).
Troisdorf Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Troisdorf - and find the best time to visit.
Best Places in Germany in September
Find out more about the weather in Germany and which places have the best travel conditions in this month. See all of Germany in September →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Troisdorf in September
Pleasant temperatures in September mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Rain gear is recommended, you can expect wet weather on multiple days. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.
What To Do in Troisdorf in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming6/10 -
Cycling9/10 -
Walking9/10 -
Camping8/10 -
Outdoor sports9/10
Troisdorf 3-Day Forecast
More climate data for Troisdorf
See the full Troisdorf climate overview or explore weather in Germany.
Popular in September
Where to go in September - average daytime high across popular destinations.
Berlin
21°C (70°F) Hanover20°C (68°F) Cologne21°C (70°F) Düsseldorf21°C (70°F) Munich
20°C (68°F) Hamburg20°C (68°F) Binz
18°C (64°F) Winterberg18°C (64°F) Bucket list
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