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 perfect 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.

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Germany, check out our Troisdorf's climate page.

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).

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.

Swimming

6/10

Cycling

9/10

Walking

9/10

Camping

8/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Germany, check out our Troisdorf's climate page.

More climate data for Troisdorf

Temperature Rainfall Sunshine

See the full Troisdorf climate overview or explore weather in Germany.