September weather forecastBremen-Hemelingen, Germany

September

Weather in September

The first month of the autumn, September, is still a comfortable month in Bremen-Hemelingen, Germany, with temperature in the range of an average high of 18.7°C (65.7°F) and an average low of 10.7°C (51.3°F).

Temperature

Transitioning from August to September involves a subtle drop in average high-temperatures, descending from an agreeable 22.8°C (73°F) to an enjoyable 18.7°C (65.7°F). Throughout September, Bremen-Hemelingen registers a consistent average low-temperature of 10.7°C (51.3°F).

Humidity

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

Rainfall

In Bremen-Hemelingen, in September, during 13.8 rainfall days, 21mm (0.83") of precipitation is typically accumulated. Throughout the year, there are 165.9 rainfall days, and 342mm (13.46") of precipitation is accumulated.

Snowfall

May through October are months without snowfall in Bremen-Hemelingen.

Daylight

In September, the average length of the day in Bremen-Hemelingen is 12h and 40min.
On the first day of September in Bremen-Hemelingen, sunrise is at 06:35 and sunset at 20:13. On the last day of the month, sunrise is at 07:25 and sunset at 19:03 CEST.

Sunshine

In Bremen-Hemelingen, the average sunshine in September is 7.7h.

UV index

The average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: In September, an average UV index of 4 transforms into the following instructions:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. During bright days, sunglasses that offer UVA and UVB defense are recommended.

Frequently asked questions

In Bremen-Hemelingen, in September, the average high-temperature is 18.7°C (65.7°F), and the average low-temperature is 10.7°C (51.3°F).

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

In Bremen-Hemelingen, in September, during 13.8 rainfall days, 21mm (0.83") of precipitation is typically accumulated.

May through October are months without snowfall in Bremen-Hemelingen, Germany.

In Bremen-Hemelingen, the average day length in September is 12h and 40min.

On the first day of September in Bremen-Hemelingen, sunrise is at 06:35 and sunset at 20:13. On the last day of the month, sunrise is at 07:25 and sunset at 19:03 CEST.

In Bremen-Hemelingen, Germany, the average sunshine duration in September is 7.7h.

The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate vulnerability from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Bremen-Hemelingen, Germany

  • Average high temperature in September: 18.7°C

The warmest month (with the highest average high temperature) is August (22.8°C).
The month with the lowest average high temperature is January (3.3°C).

  • Average low temperature in September: 10.7°C

The month with the highest average low temperature is August (13.6°C).
The coldest month (with the lowest average low temperature) is January (-0.4°C).

Average pressure in September
Bremen-Hemelingen, Germany

  • Average pressure in September: 1016.7mbar

The month with the highest atmospheric pressure is September (1016.7mbar).
The month with the lowest atmospheric pressure is November (1012mbar).

Average wind speed in September
Bremen-Hemelingen, Germany

  • Average wind speed in September: 12.9km/h

The windiest month (with the highest average wind speed) is December (18.3km/h).
The calmest month (with the lowest average wind speed) is August (12.4km/h).

Average humidity in September
Bremen-Hemelingen, Germany

  • Average humidity in September: 81%

The month with the highest relative humidity is December (90%).
The month with the lowest relative humidity is August (76%).

Average rainfall in September
Bremen-Hemelingen, Germany

  • Average rainfall in September: 21mm

The wettest month (with the highest rainfall) is June (43mm).
The driest month (with the least rainfall) is April (17mm).

Average rainfall days in September
Bremen-Hemelingen, Germany

  • Average rainfall days in September: 13.8 days

The month with the highest number of rainy days is July (18.1 days).
The month with the least rainy days is February (9.5 days).

Average snowfall in September
Bremen-Hemelingen, Germany

  • Average snowfall in September: 0mm

The month with the highest snowfall is January (22mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in September
Bremen-Hemelingen, Germany

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (5.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in September /
Average sunshine in September
Bremen-Hemelingen, Germany

  • Average daylight in September: 12h and 42min

The month with the longest days is June (Average daylight: 16h and 54min).
The month with the shortest days is December (Average daylight: 7h and 42min).

  • Average sunshine in September: 7h and 42min

The month with the most sunshine is August (Average sunshine: 9h and 24min).
The month with the least sunshine is December (Average sunshine: 3h and 12min).

Average sunshine days in September
Bremen-Hemelingen, Germany

  • Average sunshine days in September: 12 days

The month with the most sunshine days is April (15 days).
The month with the least sunshine days is July (9.7 days).

Average UV index in September
Bremen-Hemelingen, Germany

  • Average UV index in September: 4

The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in September
Bremen-Hemelingen, Germany

  • Average cloud cover in September: 46

The month with the most cloud cover is December (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 40).

Average visibility in September
Bremen-Hemelingen, Germany

  • Average visibility in September: 9km

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