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
Ribeira Brava, Portugal, notes an average high-temperature of a still comfortable 18.8°C (65.8°F) in May, hardly diverging from April. During May, the nighttime temperatures align closely with the daytime averages, measuring a still comfortable 17.3°C (63.1°F).Humidity
In May, the average relative humidity is 77%.Rainfall
In Ribeira Brava, in May, during 7.6 rainfall days, 9mm (0.35") of precipitation is typically accumulated. In Ribeira Brava, during the entire year, the rain falls for 116.4 days and collects up to 232mm (9.13") of precipitation.Sea temperature
In May, the average sea temperature is 19°C (66.2°F).Note: Most individuals do not find swimming at 19°C (66.2°F) to be enjoyable. As the water temperature declines below 21°C (69.8°F), maintaining control over one's breathing becomes harder.
Daylight
The average length of the day in May is 13h and 51min.On the first day of May, sunrise is at 07:20 and sunset at 20:49. On the last day of the month, sunrise is at 07:01 and sunset at 21:10 WEST.
Sunshine
The average sunshine in May is 8.5h.UV index
The months with the lowest UV index in Ribeira Brava, Portugal, are January through June, November and December, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: A maximum high daily UV index of 5 during May translates into the following directions:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Experience reduced UV exposure by about half when donning a wide-brim hat.
Frequently asked questions
What are the temperatures in Ribeira Brava in May?
What is the average humidity in May in Ribeira Brava?
How many days does it rain in May in Ribeira Brava?
What is the sea water temperature in May in Ribeira Brava?
What is the average length of the day in May in Ribeira Brava?
What time are sunrise and sunset in May in Ribeira Brava?
How many hours of sunshine does Ribeira Brava have in May?
When is the lowest UV index in Ribeira Brava?
What is the UV index reading in May in Ribeira Brava?
Average temperature in May
Ribeira Brava, Portugal
- Average high temperature in May: 18.8°C
The warmest month (with the highest average high temperature) is August (23°C).
The months with the lowest average high temperature are February and March (16.9°C).
- Average low temperature in May: 17.3°C
The month with the highest average low temperature is September (21.7°C).
The coldest month (with the lowest average low temperature) is March (15.1°C).
Average pressure in May
Ribeira Brava, Portugal
- Average pressure in May: 1019.2mbar
The month with the highest atmospheric pressure is January (1024.1mbar).
The month with the lowest atmospheric pressure is October (1017mbar).
Average wind speed in May
Ribeira Brava, Portugal
- Average wind speed in May: 20.1km/h
The windiest month (with the highest average wind speed) is February (23km/h).
The calmest month (with the lowest average wind speed) is September (17.7km/h).
Average humidity in May
Ribeira Brava, Portugal
- Average humidity in May: 77%
The months with the highest relative humidity are June and August (80%).
The month with the lowest relative humidity is February (73%).
Average rainfall in May
Ribeira Brava, Portugal
- Average rainfall in May: 9mm
The wettest month (with the highest rainfall) is October (44mm).
The driest month (with the least rainfall) is August (3mm).
Average rainfall days in May
Ribeira Brava, Portugal
- Average rainfall days in May: 7.6 days
The month with the highest number of rainy days is November (16 days).
The month with the least rainy days is August (3.9 days).
Average sea temperature in May
Ribeira Brava, Portugal
- Average sea temperature in May: 19°C
The best months for swimming (with the highest average sea temperature) are August, September and October (23°C).
The coldest months (with the lowest average sea temperature) are January, February, March and April (18°C).
Average daylight in May /
Average sunshine in May
Ribeira Brava, Portugal
- Average daylight in May: 13h and 5min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in May: 8h and 3min
The month with the most sunshine is June (Average sunshine: 9h and 12min).
The months with the least sunshine are January and December (Average sunshine: 7h and 36min).
Average sunshine days in May
Ribeira Brava, Portugal
- Average sunshine days in May: 15.3 days
The month with the most sunshine days is August (20.9 days).
The month with the least sunshine days is November (8.4 days).
Average UV index in May
Ribeira Brava, Portugal
- Average UV index in May: 5
The months with the highest UV index are July, August, September and October (UV index 6).
The months with the lowest UV index are January, February, March, April, May, June, November and December (UV index 5).
Average cloud cover in May
Ribeira Brava, Portugal
- Average cloud cover in May: 33
The month with the most cloud cover is November (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 24).
Average visibility in May
Ribeira Brava, 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).
Ribeira Brava, Portugal
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