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 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
May
Weather in May
Temperature
May showcases a minor temperature ascent, adjusting from April's refreshing 18.2°C (64.8°F) to a pleasant 21.6°C (70.9°F). The average temperature during May nights dips to a fresh 11.2°C (52.2°F).Humidity
In May, the average relative humidity in Arouca is 71%.Rainfall
In Arouca, in May, during 11.3 rainfall days, 42mm (1.65") of precipitation is typically accumulated. In Arouca, during the entire year, the rain falls for 135.4 days and collects up to 778mm (30.63") of precipitation.Daylight
The average length of the day in May in Arouca is 14h and 29min.On the first day of the month, sunrise is at 06:30 and sunset at 20:29. On the last day of May, in Arouca, sunrise is at 06:03 and sunset at 20:58 WEST.
Sunshine
The average sunshine in May is 9.8h.UV index
In May, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: A maximum high daily UV index of 5 during May translates into the following directions:
Be vigilant - A duty to shield skin and eyes from injury exists. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are May temperatures in Arouca?
What is the average humidity in May in Arouca?
How much does it rain in Arouca in May?
How many hours of daylight does Arouca have in May?
What time are sunrise and sunset in May in Arouca?
How long on average sun shines in May in Arouca?
How high is the UV index in May in Arouca?
Average temperature in May
Arouca, Portugal
- Average high temperature in May: 21.6°C
The warmest month (with the highest average high temperature) is August (27.1°C).
The month with the lowest average high temperature is January (12.6°C).
- Average low temperature in May: 11.2°C
The months with the highest average low temperature are July and August (14.8°C).
The coldest month (with the lowest average low temperature) is January (6°C).
Average pressure in May
Arouca, Portugal
- Average pressure in May: 1016.4mbar
The month with the highest atmospheric pressure is December (1022.6mbar).
The month with the lowest atmospheric pressure is April (1015.3mbar).
Average wind speed in May
Arouca, Portugal
- Average wind speed in May: 8.8km/h
The windiest month (with the highest average wind speed) is February (9.7km/h).
The calmest month (with the lowest average wind speed) is September (7.3km/h).
Average humidity in May
Arouca, Portugal
- Average humidity in May: 71%
The month with the highest relative humidity is January (83%).
The months with the lowest relative humidity are August and September (66%).
Average rainfall in May
Arouca, Portugal
- Average rainfall in May: 42mm
The wettest month (with the highest rainfall) is November (119mm).
The driest month (with the least rainfall) is July (8mm).
Average rainfall days in May
Arouca, Portugal
- Average rainfall days in May: 11.3 days
The month with the highest number of rainy days is November (15.7 days).
The month with the least rainy days is August (4.3 days).
Average daylight in May /
Average sunshine in May
Arouca, Portugal
- Average daylight in May: 14h and 3min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in May: 9h and 5min
The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 0min).
Average sunshine days in May
Arouca, Portugal
- Average sunshine days in May: 18.5 days
The month with the most sunshine days is August (25.3 days).
The month with the least sunshine days is November (11.6 days).
Average UV index in May
Arouca, Portugal
- Average UV index in May: 5
The months with the highest UV index are June and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 3).
Average cloud cover in May
Arouca, Portugal
- Average cloud cover in May: 32
The month with the most cloud cover is January (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility in May
Arouca, Portugal
- Average visibility in May: 9km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (9km).
The month with the lowest visibility is January (8km).
