Dorset weather in May 2025

Q: How warm is it in Dorset in May?

Daytime temperatures usually reach 16°C in Bournemouth, Dorset in May, falling to 7°C at night.

Q: How sunny is it in Dorset in May?

There are normally 7 hours of bright sunshine each day in Bournemouth, Dorset in May - that's 45% of daylight hours.

Q: Is the sea cold around Dorset in May?

The average sea temperature around Bournemouth, Dorset in May is 11°C.

Q: Does it rain in Dorset in May?

There are usually 13 days with some rain in Bournemouth, Dorset in May and the average monthly rainfall is 54mm.

Expect 16°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Dorset in May. Check more long-term weather averages for Dorset in May before you book your next holiday to Dorset in 2025/2026.

16
16°C max day temperature
7
7 hours of sunshine per day
13
13 days with some rainfall
7
7°C min night temperature
16
16 hours of daylight per day
0
No heat & humidity
54
54 mm of monthly rainfall
6
6 (High) UV index
11
11°C sea temperature

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The May 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.

Top Dorset destinations

Below are average maximum temperatures at popular countries, regions and places in Dorset in May. Select a holiday destination to see more weather parameters.

Metric (°C / mm) | Imperial (°F / inches)

More about the UK

How warm is it in Dorset in May?

Daytime temperatures usually reach 16°C in Bournemouth, Dorset in May, falling to 7°C at night.

How sunny is it in Dorset in May?

There are normally 7 hours of bright sunshine each day in Bournemouth, Dorset in May - that's 45% of daylight hours.

Is the sea cold around Dorset in May?

The average sea temperature around Bournemouth, Dorset in May is 11°C.

Does it rain in Dorset in May?

There are usually 13 days with some rain in Bournemouth, Dorset in May and the average monthly rainfall is 54mm.

Dorset May sunrise & sunset times

Browse the sunrise and sunset times for Dorset in May 2025. 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.

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