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Brussels weather in September 2023
- 2020°C max day temperature
- 1616 days with some rainfall
- 1111°C min night temperature
- 1313 hours of daylight per day
- 0No heat & humidity
- 6060 mm of monthly rainfall
- 44 (Moderate) UV index
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The September weather guide for Belgium (Brussels) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Metric (°C / mm) | Imperial (°F / inches)
How hot is it in Brussels in September?
Daytime temperatures usually reach 20°C in Brussels in September, falling to 11°C at night.
How sunny is it in Brussels in September?
There are normally 6 hours of bright sunshine each day in Brussels in September - that's 44% of daylight hours.
Does it rain in Brussels in September?
There are usually 16 days with some rain in Brussels in September and the average monthly rainfall is 60mm.
Brussels September sunrise & sunset times
Browse the sunrise and sunset times for Brussels in September 2023. Select a month to view Brussels sunrise and sunset times for the next 12 months.
|Date||Sunrise times||Sunset times|
|Friday, 1st September 2023||06:56||20:29|
|Friday, 15th September 2023||07:17||19:57|
|Saturday, 30th September 2023||07:41||19:24|
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