Dorset weather in September 2023

18
18°C max day temperature
5
5 hours of sunshine per day
12
12 days with some rainfall
10
10°C min night temperature
13
13 hours of daylight per day
0
No heat & humidity
67
67 mm of monthly rainfall
4
4 (Moderate) UV index
17
17°C sea temperature

Below are average maximum temperatures at popular destinations in Dorset in September. Select a destination to see more weather parameters.

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Recommended for Dorset

The September weather guide for Dorset (Bournemouth) 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)

More about the UK

How hot is it in Dorset in September?

Daytime temperatures usually reach 18°C in Bournemouth, Dorset in September, falling to 10°C at night.

How sunny is it in Dorset in September?

There are normally 5 hours of bright sunshine each day in Bournemouth, Dorset in September - that's 41% of daylight hours.

How warm is the sea around Dorset in September?

The average sea temperature around Bournemouth, Dorset in September is 17°C.

Does it rain in Dorset in September?

There are usually 12 days with some rain in Bournemouth, Dorset in September and the average monthly rainfall is 67mm.

Dorset September sunrise & sunset times

Browse the sunrise and sunset times for Dorset in September 2023. Select a month to view Dorset sunrise and sunset times for the next 12 months. The Dorset sunrise and sunset times shown below are for Bournemouth.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec