May
Weather in May
Sea temperature
In May, the average sea temperature in Monte Estoril, Portugal, is 17.4°C (63.3°F).Note: For most people, swimming in water at 17.4°C (63.3°F) is not a pleasurable experience. Breathing control gets harder as the water temperature descends from 21°C (69.8°F) to 15°C (59°F).
Daylight
In Monte Estoril, the average length of the day in May is 14h and 17min.On the first day of the month, sunrise is at 06:39 and sunset at 20:30. On the last day of May, in Monte Estoril, sunrise is at 06:14 and sunset at 20:56 WEST.
Updated: Feb 2, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the sea temperature in May in Monte Estoril?
In Monte Estoril, Portugal, the average seawater temperature in May is 17.4°C (63.3°F). Swimming in 17.4°C (63.3°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).
How many hours of daylight does Monte Estoril have in May?
In Monte Estoril, the average day length in May is 14h and 17min.
When is the sunrise / sunset in May in Monte Estoril?
In May, on the first day of the month, sunrise is at 06:39 and sunset at 20:30. On the last day of the month, in Monte Estoril, sunrise is at 06:14 and sunset at 20:56 WEST.
Average sea temperature in May
Monte Estoril, Portugal
- Average sea temperature in May: 17.4°C
The best month for swimming (with the highest average sea temperature) is September (19.9°C).
The coldest month (with the lowest average sea temperature) is March (15.1°C).
Average daylight in May
Monte Estoril, Portugal
- Average daylight in May: 14h and 2min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
