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Cascais weather in June 2025
Expect 24°C daytime maximum temperatures in the shade with on average 10 hours of sunshine per day in Cascais in June. Check more long-term weather averages for Cascais in June before you book your next holiday to Portugal in 2025/2026.
- 24°C max day temperature
24 - 10 hours of sunshine per day
- 5 days with some rainfall
5 - 15°C min night temperature
15 - 15 hours of daylight per day
15 - No heat & humidity
0 - 26 mm of monthly rainfall
26 - 9 (Very High) UV index
9 - 17°C sea temperature
17
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The June 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 / mm) | Imperial (°F / inches)
More about Portugal
How hot is it in Cascais in June?
Daytime temperatures usually reach 24°C in Cascais in June, falling to 15°C at night.
How sunny is it in Cascais in June?
There are normally 10 hours of bright sunshine each day in Cascais in June - that's 67% of daylight hours.
How warm is the sea around Cascais in June?
The average sea temperature around Cascais in June is 17°C.
Does it rain in Cascais in June?
There are usually 5 days with some rain in Cascais in June and the average monthly rainfall is 26mm.
Cascais June sunrise & sunset times
Browse the sunrise and sunset times for Cascais in June 2025. Select a month to view Cascais sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
| Date | Sunrise times | Sunset times |
|---|---|---|
| Sunday, 1st June 2025 | 05:15 | 19:57 |
| Sunday, 15th June 2025 | 05:12 | 20:04 |
| Monday, 30th June 2025 | 05:16 | 20:06 |
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