September weather forecast
Freiburg, Germany

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Weather in September

September in Freiburg marks the onset of autumn, a transition from the scorching heat of August. This month heralds significantly cooler days as the average maximum temperature drops to 18.8°C (65.8°F), as a hint of the colder months to come. Rainfall also witnesses a drop, and there's an observable decrease in daylight hours. However, abundant sunshine and lower humidity levels create a strikingly comfortable environment for exploring the city. Despite the temperature drop, the cool, gentle wind enhances the overall weather experience, making September a desired choice for travelers.

Temperature

September implies a soft temperature shift, with average high-temperatures reducing from August's moderately hot 23.3°C (73.9°F) to a refreshing 18.8°C (65.8°F). During the nights in September, Freiburg observes an average low-temperature of 8.8°C (47.8°F).

Humidity

In Freiburg, the average relative humidity in September is 80%.

Rainfall

The month with the least rainfall is September, when the rain falls for 7.4 days and typically collects 12mm (0.47") of precipitation.

Snowfall

May through October are months without snowfall in Freiburg.

Daylight

The average length of the day in September is 12h and 34min.
On the first day of the month, sunrise is at 06:47 and sunset at 20:09. On the last day of September, sunrise is at 07:27 and sunset at 19:09 CEST.

Sunshine

The average sunshine in September in Freiburg, Germany, is 8.8h.

UV index

In September, the average daily maximum UV index in Freiburg is 3. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum daily UV index of 3 in September interprets into the following recommendations:
Put precautions into practice - Ensuring skin and eye safety is a necessity. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Updated: Feb 9, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What is the usual temperature for Freiburg in September?

The high-temperature in Freiburg during September is 18.8°C (65.8°F) and the low-temperature is 8.8°C (47.8°F).

What is the average humidity in September in Freiburg?

In Freiburg, Germany, the average relative humidity in September is 80%.

What is the driest month in Freiburg?

September is the month with the least rainfall. Rain falls for 7.4 days and accumulates 12mm (0.47") of precipitation.

How many days does it rain in September in Freiburg?

In Freiburg, during September, the rain falls for 7.4 days and regularly aggregates up to 12mm (0.47") of precipitation.

When it does not snow in Freiburg?

In Freiburg, Germany, snow does not fall in May through October.

What is the average length of the day in September in Freiburg?

The average day length in September is 12h and 34min.

When is the sunrise / sunset in September in Freiburg?

On the first day of September in Freiburg, sunrise is at 06:47 and sunset at 20:09. On the last day of the month, sunrise is at 07:27 and sunset at 19:09 CEST.

How many hours of sunshine does Freiburg have in September?

In September, the average sunshine duration in Freiburg is 8.8h.

How high is the UV index in September in Freiburg?

The average daily maximum UV index in September in Freiburg is 3. A UV Index value of 3 to 5 symbolizes a moderate health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Freiburg, Germany

Average temperature in September - Freiburg, Germany
  • Average high temperature in September: 18.8°C

The warmest month (with the highest average high temperature) is August (23.3°C).
The month with the lowest average high temperature is January (3°C).

  • Average low temperature in September: 8.8°C

The month with the highest average low temperature is July (12.3°C).
The coldest month (with the lowest average low temperature) is February (-2.1°C).

Average pressure in September
Freiburg, Germany

Average pressure in September - Freiburg, Germany
  • Average pressure in September: 1018.6mbar

The month with the highest atmospheric pressure is December (1020.4mbar).
The month with the lowest atmospheric pressure is November (1015.5mbar).

Average wind speed in September
Freiburg, Germany

Average wind speed in September - Freiburg, Germany
  • Average wind speed in September: 7.4km/h

The windiest months (with the highest average wind speed) are February and December (10.3km/h).
The calmest month (with the lowest average wind speed) is August (7km/h).

Average humidity in September
Freiburg, Germany

Average humidity in September - Freiburg, Germany
  • Average humidity in September: 80%

The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is April (77%).

Average rainfall in September
Freiburg, Germany

Average rainfall in September - Freiburg, Germany
  • Average rainfall in September: 12mm

The wettest month (with the highest rainfall) is June (36mm).
The driest month (with the least rainfall) is September (12mm).

Average rainfall days in September
Freiburg, Germany

Average rainfall days in September - Freiburg, Germany
  • Average rainfall days in September: 7.4 days

The month with the highest number of rainy days is June (13.3 days).
The month with the least rainy days is September (7.4 days).

Average snowfall in September
Freiburg, Germany

Average snowfall in September - Freiburg, Germany
  • Average snowfall in September: 0mm

The month with the highest snowfall is January (26mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in September
Freiburg, Germany

Average snowfall days in September - Freiburg, Germany
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (4.9 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

Average daylight in September /
Average sunshine in September
Freiburg, Germany

Average daylight in September / Average sunshine in September - Freiburg, Germany
  • Average daylight in September: 12h and 4min

The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 30min).

  • Average sunshine in September: 8h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 24min).

Average sunshine days in September
Freiburg, Germany

Average sunshine days in September - Freiburg, Germany
  • Average sunshine days in September: 20.7 days

The month with the most sunshine days is October (22.4 days).
The month with the least sunshine days is June (14.9 days).

Average UV index in September
Freiburg, Germany

Average UV index in September - Freiburg, Germany
  • Average UV index in September: 3

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, October, November and December (UV index 2).

Average cloud cover in September
Freiburg, Germany

Average cloud cover in September - Freiburg, Germany
  • Average cloud cover in September: 36

The months with the most cloud cover are January and December (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in September
Freiburg, Germany

Average visibility in September - Freiburg, Germany
  • Average visibility in September: 8km

The months with the highest visibility are March, April, July and August (9km).
The months with the lowest visibility are January, February, May, June, September, October, November and December (8km).

Freiburg, Germany

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