Douglas weather in August 2025

Expect daytime maximum temperatures of 17°C in Douglas in August based on long-term weather averages. There are 6 hours of sunshine per day on average with 15 days with some rainfall and typically 123 mm of rainfall in the month.

  • 17°C maximum daytime temperature in August in Douglas17
    17°C max day temperature
  • 6 hours of sunshine per day
  • 15 days with some rainfall in August in Douglas15
    15 days with some rainfall
  • 11°C minimum night-time temperature in August in Douglas11
    11°C min night temperature
  • 15 hours of daylight per day in August in Douglas15
    15 hours of daylight per day
  • No heat & humidity in August in Douglas0
    No heat & humidity
  • 123 mm monthly rainfall in August in Douglas123
    123 mm of monthly rainfall
  • UV (maximum) index 5 (Moderate) in August in Douglas5
    5 (Moderate) UV index
  • 15°C sea temperature in August in Douglas15
    15°C sea temperature

More about the Douglas

Douglas by month

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

Recommended for the Isle of Man

Just Go Holidays: Winter sun break deals

  • Book winter sun deals with Just Go Holidays
  • Discover breaks in Cyprus, Sri Lanka & beyond
  • Travel before 31st March 2025 (inclusive)
Go to Just Go Holidays deal >>

Expires at 23:59 on Friday 28th Feb 2025 · View all Just Go Holidays offers

The August weather guide for Isle of Man, represented by Douglas, (Douglas) 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.

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

Back to top

How warm is it in Douglas in August?

Daytime temperatures usually reach 17°C in Douglas in August, falling to 11°C at night.

How sunny is it in Douglas in August?

There are normally 6 hours of bright sunshine each day in Douglas in August - that's 38% of daylight hours.

How warm is the sea around Douglas in August?

The average sea temperature around Douglas in August is 15°C.

Does it rain in Douglas in August?

There are usually 15 days with some rain in Douglas in August and the average monthly rainfall is 123mm.

Douglas August sunrise & sunset times

Browse the sunrise and sunset times for Douglas in August 2025. Select a month to view Douglas sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 04:31 20:16
Saturday, 16th August 2025 04:57 19:46
Sunday, 31st August 2025 05:24 19:11

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^