Dorset weather in May 2025

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°C maximum daytime temperature in May in Dorset (Bournemouth)16
    16°C max day temperature
  • 7 hours of sunshine per day
  • 13 days with some rainfall in May in Dorset (Bournemouth)13
    13 days with some rainfall
  • 7°C minimum night-time temperature in May in Dorset (Bournemouth)7
    7°C min night temperature
  • 16 hours of daylight per day in May in Dorset (Bournemouth)16
    16 hours of daylight per day
  • No heat & humidity in May in Dorset (Bournemouth)0
    No heat & humidity
  • 54 mm monthly rainfall in May in Dorset (Bournemouth)54
    54 mm of monthly rainfall
  • UV (maximum) index 6 (High) in May in Dorset (Bournemouth)6
    6 (High) UV index
  • 11°C sea temperature in May in Dorset (Bournemouth)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)

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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.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 04:42 19:29
Friday, 16th May 2025 04:17 19:52
Saturday, 31st May 2025 04:01 20:11

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