Olhao weather in May 2021

Get the latest coronavirus (COVID-19) updates for Portugal with current travel advice, statistics and online resources.

  • 22°C maximum daytime temperature in May in Olhao22
    22°C max day temperature
  • 10 hours of sunshine per day
  • 5 days with some rainfall in May in Olhao5
    5 days with some rainfall
  • 12°C minimum night-time temperature in May in Olhao12
    12°C min night temperature
  • 14 hours of daylight per day in May in Olhao14
    14 hours of daylight per day
  • No heat & humidity in May in Olhao0
    No heat & humidity
  • 30 mm monthly rainfall in May in Olhao30
    30 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in May in Olhao8
    8 (Very High) UV index
  • 17°C sea temperature in May in Olhao17
    17°C sea temperature
  • Top deals & discounts
  • Olhao weather overview
  • Olhao climate averages by month
  • More destinations
  • Best time to go to Olhao
  • Olhao 5-day weather forecast

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

The May weather guide for Olhao, Algarve 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.

Recommended for the Algarve

  • Save up to 15% on winter 2020/2021 holidays
  • Book skiing holidays & winter sun breaks with Club Med
  • Travel between 1st Nov 2020 & 25th Apr 2021 (inclusive)

Expires at 23:59 on Wednesday 30th Sep 2020 · View all Club Med offers

How hot is it in Olhao in May?

Daytime temperatures usually reach 22°C in Olhao in May, falling to 12°C at night.

How sunny is it in Olhao in May?

There are normally 10 hours of bright sunshine each day in Olhao in May - that's 70% of daylight hours.

How warm is the sea around Olhao in May?

The average sea temperature around Olhao in May is 17°C.

Does it rain in Olhao in May?

There are usually 5 days with some rain in Olhao in May and the average monthly rainfall is 30mm.

Olhao sunrise & sunset times for May 2021

Browse the sunrise & sunset times for Olhao in May 2021. Select a month to view Olhao sunrise & sunset times for the next twelve months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Saturday, 1st May 2021 06:37 20:21
Sunday, 16th May 2021 06:22 20:34
Monday, 31st May 2021 06:14 20:45
  • Book online & save up to 9% on First Choice Holiday Villages
  • Destinations include Cyprus, Greece, Portugal, Spain & Turkey
  • Also save with FREE child places & low deposits

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

Back to top

Discover more about the Algarve

Where is hot in the Algarve in May for 2021/2022?

Below are average maximum temperatures at popular destinations in the Algarve in May. Select a destination to see more weather parameters.

More destinations & map >>

Related posts

Popular travel offers

Top ^

*affiliate links: find out how we are funded and why this helps us remain free to use.