Frankfurt am Main Weather in September

Frankfurt am Main in September averages 21°C (70°F) during the day and 11°C (52°F) at night. Some rainfall is typical for this time of year.

Rainfall in Frankfurt am Main in September

Based on our climate data of the past 30 years, about 12 days of rain are anticipated, with 59 mm (2.3 in) on average. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in Frankfurt am Main in September

September is one of the better months to visit Frankfurt am Main. Expect 21°C (70°F) during the day and 11°C (52°F) at night. Conditions are often most pleasant around the middle of the day. With lows of 11°C (52°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.

Sunshine in Frankfurt am Main in September

You can expect a moderate amount of sunlight, with approximately 158 hours. This means a pleasant mix of sun and overcast.

If you're inclined towards comfortable temperatures and drier conditions, September is a good time to visit Frankfurt am Main.

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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 Frankfurt am Main's climate page.

Frankfurt am Main Temperature in September

Min Temperature 11°C (52°F)  

Max Temperature 21°C (70°F)  

Chance of Rain 40%  

Precipitation 59 mm (2.3 in)  

Rainy days 12 days  

Humidity 78% *  

Sunshine 158 hours *  

Percentage Sunshine 40% *  

* Data from: Frankfurt, Germany (11 KM, 6 Miles).

What to Wear in Frankfurt am Main 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 Frankfurt am Main in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

6/10

Cycling

10/10

Walking

10/10

Camping

8/10

Outdoor sports

10/10

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 Frankfurt am Main's climate page.

More climate data for Frankfurt am Main

Temperature Rainfall Sunshine Humidity

See the full Frankfurt am Main climate overview or explore weather in Germany.