Bremen
Germany
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Bremen, Germany

September, the first month of the autumn, in Bremen, is also an enjoyable month, with average temperature ranging between max 18.4°C (65.1°F) and min 9.3°C (48.7°F).

Temperature

In September, the average high-temperature slightly decreases, from a pleasant 22.6°C (72.7°F) in August, to a comfortable 18.4°C (65.1°F). The average low-temperature, in September, is 9.3°C (48.7°F).

Humidity

In September, the average relative humidity in Bremen is 81%.

Rainfall

In Bremen, in September, during 10.6 rainfall days, 60.1mm (2.4") of precipitation is typically accumulated. Throughout the year, there are 126 rainfall days, and 671.3mm (26.4") of precipitation is accumulated.

Daylight

The average length of the day in Bremen, Germany, is 12.7h.

Sunshine

In Bremen, the average sunshine in September is 4.8h.

What is the temperature in September in Bremen?

The average high-temperature, in September, in Bremen, is 18.4°C (65.1°F), while the average low-temperature is 9.3°C (48.7°F).

What is the average humidity in September in Bremen?

The average relative humidity in September in Bremen is 81%.

How much does it rain in Bremen in September?

In Bremen, Germany, in September, it is raining for 10.6 days, with typically 60.1mm (2.4") of accumulated precipitation.

How many hours of daylight does Bremen have in September?

In September, the average length of the day in Bremen, Germany, is 12.7h.

How long on average sun shines in September in Bremen?

The average sunshine in September in Bremen, Germany, is 4.8h.
Average temperature in September - Bremen, Germany
  • Average high temperature in September: 18.4°C

The warmest month (with the highest average high temperature) is August (22.6°C).
The month with the lowest average high temperature is January (3.9°C).

  • Average low temperature in September: 9.3°C

The month with the highest average low temperature is July (12.4°C).
Coldest months (with the lowest average low temperature) are January and February (-1.1°C).

Average humidity in September - Bremen, Germany
  • Average humidity in September: 81%

The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is May (71%).

Average rainfall in September - Bremen, Germany
  • Average rainfall in September: 60.1mm

The wettest month (with the highest rainfall) is June (73.4mm).
The driest month (with the lowest rainfall) is February (35.6mm).

Average rainfall days in September - Bremen, Germany
  • Average rainfall days in September: 10.6 days

The month with the highest number of rainy days is December (12 days).
The month with the lowest number of rainy days is February (8.6 days).

Average daylight in September / Average sunshine in September - Bremen, Germany
  • Average daylight in September: 12.7h

The month with the longest days is June (Average daylight: 16.9h).
The month with shortest days is December (Average daylight: 7.7h).

  • Average sunshine in September: 4.8h

The month with most sunshine is May (Average sunshine: 6.9h).
The month with least sunshine is December (Average sunshine: 1.3h).