Bornheim Weather in September

In Bornheim, September brings pleasant daytime temperatures around 21°C (70°F), with nights cooling to 11°C (52°F). Expect quite a bit of rainfall this month.

Rainfall in Bornheim in September

Analyzing past climate data, one can expect approximately 15 days of rain, averaging 70 mm (2.8 in). The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in Bornheim in September

Bornheim in September has perfect weather. Days reach 21°C (70°F) and nights cool to 11°C (52°F). The difference between afternoon and evening temperatures is usually noticeable. At 11°C (52°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

Sunshine in Bornheim in September

The month brings about 142 hours of sunlight, offering a comfortable mix of sun and overcast.

If your ideal day consists of dry skies and pleasant temperatures, May, June, July, August and September typically offer the best circumstances for Bornheim.

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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 Bornheim's climate page.

Bornheim Temperature in September

Min Temperature 11°C (52°F)  

Max Temperature 21°C (70°F)  

Chance of Rain 49%  

Precipitation 70 mm (2.8 in)  

Rainy days 15 days  

Sunshine 142 hours *  

Percentage Sunshine *  

* Data from: Bonn, Germany (8 KM, 5 Miles).

What to Wear in Bornheim in September

Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Wet weather is likely, so pack waterproof gear for multiple rainy days. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Bornheim 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 Bornheim's climate page.

More climate data for Bornheim

Temperature Rainfall Sunshine

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