May weather forecastAvenal, Portugal
May
Weather in May
The last month of the spring, May, is a pleasant month in Avenal, Portugal, with an average temperature fluctuating between 13.8°C (56.8°F) and 20.9°C (69.6°F).Temperature
The transition into May is marked with an average high-temperature of a pleasant 20.9°C (69.6°F), showing an insignificant shift from April's 18.1°C (64.6°F). May witnesses an average nighttime temperature of 13.8°C (56.8°F) in Avenal.Humidity
In Avenal, the average relative humidity in May is 73%.Rainfall
In Avenal, during May, the rain falls for 9.7 days and regularly aggregates up to 30mm (1.18") of precipitation. Throughout the year, in Avenal, there are 118.8 rainfall days, and 406mm (15.98") of precipitation is accumulated.Daylight
In Avenal, the average length of the day in May is 14h and 21min.On the first day of the month, sunrise is at 06:36 and sunset at 20:30. On the last day of May, sunrise is at 06:11 and sunset at 20:56 WEST.
Sunshine
In Avenal, the average sunshine in May is 10.4h.UV index
The average daily maximum UV index in May in Avenal is 5. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for average individuals.Note: The maximum daily UV index of 5 during May translates into the following directions:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Avenal, Portugal
- Average high temperature in May: 20.9°C
The warmest month (with the highest average high temperature) is August (25.7°C).
The month with the lowest average high temperature is January (14.3°C).
- Average low temperature in May: 13.8°C
The month with the highest average low temperature is August (17.3°C).
The coldest month (with the lowest average low temperature) is February (9.5°C).
Average pressure in May
Avenal, Portugal
- Average pressure in May: 1016.5mbar
The month with the highest atmospheric pressure is December (1022.5mbar).
The month with the lowest atmospheric pressure is April (1015.6mbar).
Average wind speed in May
Avenal, Portugal
- Average wind speed in May: 16.5km/h
The windiest month (with the highest average wind speed) is February (17.6km/h).
The calmest month (with the lowest average wind speed) is October (14km/h).
Average humidity in May
Avenal, Portugal
- Average humidity in May: 73%
The month with the highest relative humidity is January (78%).
The months with the lowest relative humidity are September and October (72%).
Average rainfall in May
Avenal, Portugal
- Average rainfall in May: 30mm
The wettest month (with the highest rainfall) is November (74mm).
The driest month (with the least rainfall) is July (3mm).
Average rainfall days in May
Avenal, Portugal
- Average rainfall days in May: 9.7 days
The month with the highest number of rainy days is November (14.8 days).
The month with the least rainy days is August (3.1 days).
Average daylight in May /
Average sunshine in May
Avenal, Portugal
- Average daylight in May: 14h and 24min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in May: 10h and 24min
The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 12min).
Average sunshine days in May
Avenal, Portugal
- Average sunshine days in May: 19.8 days
The month with the most sunshine days is July (26.5 days).
The month with the least sunshine days is November (12.8 days).
Average UV index in May
Avenal, 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, April, November and December (UV index 4).
Average cloud cover in May
Avenal, Portugal
- Average cloud cover in May: 26
The month with the most cloud cover is January (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 19).
Average visibility in May
Avenal, Portugal
- Average visibility in May: 10km
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (10km).
The months with the lowest visibility are July and August (9km).





