Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average sea temperature in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
The shift into May brings a slight increase in the average high-temperature, moving from an enjoyable 18.5°C (65.3°F) in April to a pleasant 22°C (71.6°F). Nighttime temperature lowers to an average of 15°C (59°F) in May.Humidity
In May, the average relative humidity is 67%.Rainfall
In May, the rain falls for 4.8 days. Throughout May, 9mm (0.35") of precipitation is accumulated. Throughout the year, in Loulé, there are 55.7 rainfall days, and 106mm (4.17") of precipitation is accumulated.Sea temperature
In Loulé, in May, the average water temperature is 17°C (62.6°F).Note: When the surface water temperature is 17°C (62.6°F), most do not enjoy swimming. Breathing control becomes more complex as temperatures drop below 21°C (69.8°F).
Daylight
In May, the average length of the day is 14h and 10min.On the first day of May, sunrise is at 06:36 and sunset at 20:21. On the last day of the month, sunrise is at 06:13 and sunset at 20:46 WEST.
Sunshine
The average sunshine in May is 11.1h.UV index
May through September, with an average maximum UV index of 6, are months with the highest UV index in Loulé. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: In May, the maximum UV index of 6 transforms into these recommendations:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
Frequently asked questions
What are the temperatures in Loulé in May?
What is the average humidity in May in Loulé?
How much does it rain in Loulé in May?
How cold is the water in May in Loulé?
How many hours of daylight does Loulé have in May?
When are sunrise and sunset in May in Loulé?
How long on average sun shines in May in Loulé?
What are the months with the highest UV index in Loulé?
How high is the UV index in May in Loulé?
Average temperature in May
Loulé, Portugal
- Average high temperature in May: 22°C
The warmest month (with the highest average high temperature) is August (28.9°C).
The month with the lowest average high temperature is January (14.9°C).
- Average low temperature in May: 15°C
The month with the highest average low temperature is August (19.7°C).
The coldest month (with the lowest average low temperature) is February (9.6°C).
Average pressure in May
Loulé, Portugal
- Average pressure in May: 1015.9mbar
The month with the highest atmospheric pressure is December (1022.5mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).
Average wind speed in May
Loulé, Portugal
- Average wind speed in May: 14.3km/h
The windiest months (with the highest average wind speed) are February and March (16.9km/h).
The calmest month (with the lowest average wind speed) is September (11.5km/h).
Average humidity in May
Loulé, Portugal
- Average humidity in May: 67%
The months with the highest relative humidity are January and December (76%).
The month with the lowest relative humidity is August (59%).
Average rainfall in May
Loulé, Portugal
- Average rainfall in May: 9mm
The wettest month (with the highest rainfall) is November (20mm).
The driest month (with the least rainfall) is July (0mm).
Average rainfall days in May
Loulé, Portugal
- Average rainfall days in May: 4.8 days
The month with the highest number of rainy days is April (9 days).
The month with the least rainy days is August (0.6 days).
Average sea temperature in May
Loulé, 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
Loulé, 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: 11h and 1min
The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 54min).
Average sunshine days in May
Loulé, Portugal
- Average sunshine days in May: 24.1 days
The month with the most sunshine days is July (29.5 days).
The month with the least sunshine days is April (18.5 days).
Average UV index in May
Loulé, Portugal
- Average UV index in May: 6
The months with the highest UV index are May, June, July, August and September (UV index 6).
The month with the lowest UV index is January (UV index 3).
Average cloud cover in May
Loulé, Portugal
- Average cloud cover in May: 19
The month with the most cloud cover is January (Cloud cover 32).
The month with the least cloud cover is July (Cloud cover 4).
Average visibility in May
Loulé, Portugal
- Average visibility in May: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Loulé, Portugal
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