Cascais weather in May 2024

Expect 70°F daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Cascais in May. Check more long-term weather averages for Cascais in May before you book your next holiday to Portugal in 2024/2025.

70
70°F max day temperature
9
9 hours of sunshine per day
9
9 days with some rainfall
55
55°F min night temperature
14
14 hours of daylight per day
0
No heat & humidity
1.8
1.8 inches of monthly rainfall
8
8 (Very High) UV index
61
61°F sea temperature

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The May weather guide for Portugal (Cascais) 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) | Imperial (°F)

More about Portugal

How hot is it in Cascais in May?

Daytime temperatures usually reach 70°F in Cascais in May, falling to 55°F at night.

How sunny is it in Cascais in May?

There are normally 9 hours of bright sunshine each day in Cascais in May - that's 65% of daylight hours.

How warm is the sea around Cascais in May?

The average sea temperature around Cascais in May is 61°F.

Does it rain in Cascais in May?

There are usually 9 days with some rain in Cascais in May and the average monthly rainfall is 1.8 inches.

Cascais May sunrise & sunset times

Browse the sunrise and sunset times for Cascais in May 2024. Select a month to view Cascais sunrise and sunset times for the next 12 months.

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

Date	Sunrise times	Sunset times
Wednesday, 1st May 2024	06:40	20:30
Thursday, 16th May 2024	06:24	20:44
Friday, 31st May 2024	06:15	20:56

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Portugal - quick facts
Flight time^✝	2.5 to 4 hours
Time difference	UK 0 to -1 hours
Language(s)	Portuguese
Currency	Euro
Electricity	C + F plug (230V)
Driving side	Right
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Tourist info	Visit Portugal