Konstanz Weather in September

During September, Konstanz experiences pleasant daytime temperatures of 20°C (68°F) and cooler nights around 12°C (54°F). Expect quite a bit of rainfall. Around 111 mm (4.4 in) is typical.

Rainfall in Konstanz in September

Typically around 13 days of rainfall are expected, averaging 111 mm (4.4 in) for the month. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in Konstanz in September

Temperatures in Konstanz in September top out at 20°C (68°F) and drop to 12°C (54°F) overnight. Temperatures can feel cooler in the morning and evening, so layering is often the best approach. Nights cool down to 12°C (54°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Konstanz in September

The area enjoys a balanced 155 hours of sunlight, ensuring it's neither too overcast nor too sunny.

So this is a great month to visit if you prefer dry days with pleasant temperatures.

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• January
• February
• March
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• May
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• August

• September
• October
• November
• December

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

Konstanz Temperature in September

Min Temperature 12°C (54°F)  

Max Temperature 20°C (68°F)  

Chance of Rain 42%  

Precipitation 111 mm (4.4 in)  

Rainy days 13 days  

Humidity 78% *  

Sunshine 155 hours *  

Percentage Sunshine 44% *  

* Data from: St. Gallen, Switzerland (30 KM, 18 Miles).

What to Wear in Konstanz in September

For Konstanz in September, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Konstanz 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

6/10

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 Konstanz's climate page.

More climate data for Konstanz

Temperature Rainfall Sunshine Humidity

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