May
Weather in May
Temperature
Vale do Lobo's transition into May is noticed by a slight rise in the average high-temperature, advancing from a comfortable 19°C (66.2°F) in April to an agreeable 22°C (71.6°F). Vale do Lobo observes an average nighttime low-temperature of 12°C (53.6°F) during the month of May.Rainfall
In Vale do Lobo, in May, during 5 rainfall days, 29mm (1.14") of precipitation is typically accumulated. Throughout the year, there are 77 rainfall days, and 557mm (21.93") of precipitation is accumulated.Sea temperature
In May, the average sea temperature is 17°C (62.6°F).Note: In water with a temperature of 17°C (62.6°F), most people do not enjoy swimming. As the temperature descends from 21°C (69.8°F) to 15°C (59°F), breathing becomes increasingly difficult to control.
Daylight
In May, the average length of the day is 14h and 10min.On the first day of the month, sunrise is at 06:37 and sunset at 20:21. On the last day of May, sunrise is at 06:14 and sunset at 20:45 WEST.
Sunshine
In Vale do Lobo, the average sunshine in May is 10h.UV index
In May, the average daily maximum UV index is 8. A UV Index reading of 8 to 10 represents a very high health risk from exposure to the Sun's UV rays for the average person.Note: The daily high UV index of 8 during May translates into the following recommendations:
Always stay safe. Unprotected skin and eyes can get damaged rapidly. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in May?
How much does it rain in May?
How cold is the water in May?
How many hours of daylight does Vale do Lobo have in May?
What time are sunrise and sunset in May?
How many hours of sunshine does Vale do Lobo have in May?
What is the UV index reading in May?
Average temperature in May
Vale do Lobo, Portugal
- Average high temperature in May: 22°C
The warmest months (with the highest average high temperature) are July and August (28°C).
The months with the lowest average high temperature are January, February and December (16°C).
- Average low temperature in May: 12°C
The months with the highest average low temperature are July, August and September (17°C).
The coldest months (with the lowest average low temperature) are January and February (8°C).
Average rainfall in May
Vale do Lobo, Portugal
- Average rainfall in May: 29mm
The wettest month (with the highest rainfall) is December (100mm).
The driest months (with the least rainfall) are July and August (2mm).
Average rainfall days in May
Vale do Lobo, Portugal
- Average rainfall days in May: 5 days
The month with the highest number of rainy days is December (12 days).
The months with the least rainy days are July and August (1 days).
Average sea temperature in May
Vale do Lobo, Portugal
- Average sea temperature in May: 17°C
The best months for swimming (with the highest average sea temperature) are August and September (21°C).
The coldest month (with the lowest average sea temperature) is February (15°C).
Average daylight in May /
Average sunshine in May
Vale do Lobo, Portugal
- Average daylight in May: 14h and 1min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in May: 10h
The month with the most sunshine is July (Average sunshine: 12h).
The months with the least sunshine are January and December (Average sunshine: 5h).
Average UV index in May
Vale do Lobo, Portugal
- Average UV index in May: 8
The months with the highest UV index are June, July and August (UV index 9).
The months with the lowest UV index are January and December (UV index 2).
