May
Weather in May
Sea temperature
In May, the average sea temperature in Paço de Arcos, Portugal, is 17.4°C (63.3°F).Note: 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).
Daylight
In May, the average length of the day is 14h and 17min.On the first day of the month, sunrise is at 06:38 and sunset at 20:29. On the last day of May, sunrise is at 06:14 and sunset at 20:55 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
How cold is the water in May in Paço de Arcos?
In Paço de Arcos, Portugal, in May, the average water temperature is 17.4°C (63.3°F). For swimming, a surface water temperature of 17.4°C (63.3°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).
What is the average length of the day in May in Paço de Arcos?
In Paço de Arcos, the average day length in May is 14h and 17min.
When is the sunrise / sunset in May in Paço de Arcos?
On the first day of May in Paço de Arcos, Portugal, sunrise is at 06:38 and sunset at 20:29. On the last day of the month, sunrise is at 06:14 and sunset at 20:55 WEST.
Average sea temperature in May
Paço de Arcos, 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
Paço de Arcos, 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).
