Porto weather in May 2022

Get the latest coronavirus (Covid-19) updates for Portugal with current travel advice and statistics on new cases per 100,000 and vaccine.

  • 20°C maximum daytime temperature in May in Porto20
    20°C max day temperature
  • 9 hours of sunshine per day
  • 13 days with some rainfall in May in Porto13
    13 days with some rainfall
  • 11°C minimum night-time temperature in May in Porto11
    11°C min night temperature
  • 15 hours of daylight per day in May in Porto15
    15 hours of daylight per day
  • No heat & humidity in May in Porto0
    No heat & humidity
  • 86 mm monthly rainfall in May in Porto86
    86 mm of monthly rainfall
  • UV (maximum) index 7 (High) in May in Porto7
    7 (High) UV index
  • 15°C sea temperature in May in Porto15
    15°C sea temperature
  • Save £200 per booking on Marella Cruises in 2021
  • Book cruises to Europe, Mediterranean & Caribbean
  • Travel before 31st December 2021 (inclusive)
Show discount codeShow discount code ******021

Expires at 23:59 on Saturday 31st Jul 2021 · View all Marella Cruises offers

Marella CruisesCruise deal finder

Recommended for Portugal

  • Top deals & discounts
  • Porto weather overview
  • Porto climate averages by month
  • More destinations
  • Best time to go to Porto
  • Porto 5-day weather forecast

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

The May weather guide for Porto, Portugal 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.

How hot is it in Porto in May?

Daytime temperatures usually reach 20°C in Porto in May, falling to 11°C at night.

How sunny is it in Porto in May?

There are normally 9 hours of bright sunshine each day in Porto in May - that's 59% of daylight hours.

How warm is the sea around Porto in May?

The average sea temperature around Porto in May is 15°C.

Does it rain in Porto in May?

There are usually 13 days with some rain in Porto in May and the average monthly rainfall is 86mm.

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

Back to top

Porto sunrise & sunset times for May 2022

Browse the sunrise and sunset times for Porto in May 2022. Select a month to view Porto sunrise & sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st May 2022 06:32 20:31
Monday, 16th May 2022 06:15 20:47
Tuesday, 31st May 2022 06:05 21:00
  • Book summer 2021 holidays to green & amber destinations
  • Ideal for fully vaccinated travellers & under 18s
  • Travel before 31st October 2022 (inclusive)

Related posts

Popular travel offers

Top ^

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