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
As May arrives, Eirol's weather shows a minor increase in high-temperatures, edging from April's enjoyable 18.9°C (66°F) to a pleasant 22.3°C (72.1°F). Throughout May, the average low-temperature dips to a cool 10.9°C (51.6°F).Humidity
In May, the average relative humidity is 71%.Rainfall
In Eirol, in May, it is raining for 10.1 days, with typically 36mm (1.42") of accumulated precipitation. Throughout the year, there are 123.9 rainfall days, and 660mm (25.98") of precipitation is accumulated.Daylight
The average length of the day in May is 14h and 27min.On the first day of the month, sunrise is at 06:32 and sunset at 20:30. On the last day of May, sunrise is at 06:05 and sunset at 20:58 WEST.
Sunshine
In May, the average sunshine is 10h.UV index
In Eirol, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.Note: In May, the maximum UV index of 5 suggests these recommendations:
Guard yourself - An obligation to protect skin and eyes from harm exists. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Eirol in May?
What is the average humidity in May?
How much does it rain in Eirol in May?
What is the average length of the day in May?
What time are sunrise and sunset in May?
How many hours of sunshine does Eirol have in May?
How high is the UV index in May?
Average temperature in May
Eirol, Portugal
- Average high temperature in May: 22.3°C
The warmest month (with the highest average high temperature) is August (28.4°C).
The month with the lowest average high temperature is January (13.1°C).
- Average low temperature in May: 10.9°C
The month with the highest average low temperature is August (14.6°C).
The coldest month (with the lowest average low temperature) is January (5.7°C).
Average pressure in May
Eirol, Portugal
- Average pressure in May: 1016.3mbar
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
Eirol, Portugal
- Average wind speed in May: 8.4km/h
The windiest month (with the highest average wind speed) is March (9km/h).
The calmest month (with the lowest average wind speed) is September (7.3km/h).
Average humidity in May
Eirol, Portugal
- Average humidity in May: 71%
The month with the highest relative humidity is January (84%).
The months with the lowest relative humidity are August and September (65%).
Average rainfall in May
Eirol, Portugal
- Average rainfall in May: 36mm
The wettest month (with the highest rainfall) is November (98mm).
The driest month (with the least rainfall) is July (5mm).
Average rainfall days in May
Eirol, Portugal
- Average rainfall days in May: 10.1 days
The month with the highest number of rainy days is November (14.9 days).
The month with the least rainy days is August (3.3 days).
Average daylight in May /
Average sunshine in May
Eirol, Portugal
- Average daylight in May: 14h and 3min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in May: 10h and 0min
The month with the most sunshine is July (Average sunshine: 11h and 12min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).
Average sunshine days in May
Eirol, Portugal
- Average sunshine days in May: 19.2 days
The month with the most sunshine days is August (25.5 days).
The month with the least sunshine days is November (13.7 days).
Average UV index in May
Eirol, Portugal
- Average UV index in May: 5
The months with the highest UV index are June, July 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
Eirol, Portugal
- Average cloud cover in May: 31
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
Eirol, Portugal
- Average visibility in May: 9km
The months with the highest visibility are May, June, September, October and December (9km).
The months with the lowest visibility are January, February, March, April, July, August and November (8km).
