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's arrival brings a change in high-temperatures, moving from an agreeable 20.7°C (69.3°F) in April to a moderately hot 25.9°C (78.6°F). Despite considerable daily temperature swings, a steady low-temperature average of 12.8°C (55°F) is noted throughout May.Humidity
In Casével, the average relative humidity in May is 61%.Rainfall
In Casével, in May, during 5.1 rainfall days, 11mm (0.43") of precipitation is typically accumulated. Throughout the year, there are 65.2 rainfall days, and 110mm (4.33") of precipitation is accumulated.Daylight
The average length of the day in May is 14h and 13min.On the first day of May, sunrise is at 06:36 and sunset at 20:23. On the last day of the month, sunrise is at 06:12 and sunset at 20:48 WEST.
Sunshine
The average sunshine in May is 10.2h.UV index
In Casével, the average daily maximum UV index in May is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum UV index of 6 during May leads to these instructions:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Casével in May?
What is the average humidity in May?
How much does it rain in May?
What is the average length of the day in May?
When is the sunrise / sunset in May?
How many hours of sunshine does Casével have in May?
How high is the UV index in May?
Average temperature in May
Casével, Portugal
- Average high temperature in May: 25.9°C
The warmest month (with the highest average high temperature) is August (34.7°C).
The month with the lowest average high temperature is January (14.4°C).
- Average low temperature in May: 12.8°C
The month with the highest average low temperature is August (17.8°C).
The coldest month (with the lowest average low temperature) is February (5.3°C).
Average pressure in May
Casével, Portugal
- Average pressure in May: 1015.9mbar
The month with the highest atmospheric pressure is December (1022.7mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).
Average wind speed in May
Casével, Portugal
- Average wind speed in May: 11.3km/h
The windiest month (with the highest average wind speed) is July (11.9km/h).
The calmest month (with the lowest average wind speed) is September (9.7km/h).
Average humidity in May
Casével, Portugal
- Average humidity in May: 61%
The month with the highest relative humidity is January (81%).
The month with the lowest relative humidity is August (47%).
Average rainfall in May
Casével, Portugal
- Average rainfall in May: 11mm
The wettest month (with the highest rainfall) is April (20mm).
The driest months (with the least rainfall) are July and August (1mm).
Average rainfall days in May
Casével, Portugal
- Average rainfall days in May: 5.1 days
The month with the highest number of rainy days is April (9.7 days).
The month with the least rainy days is August (1 days).
Average daylight in May /
Average sunshine in May
Casével, 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 36min).
- Average sunshine in May: 10h and 1min
The months with the most sunshine are July and August (Average sunshine: 11h and 36min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).
Average sunshine days in May
Casével, Portugal
- Average sunshine days in May: 23.9 days
The month with the most sunshine days is July (28.9 days).
The month with the least sunshine days is April (18.8 days).
Average UV index in May
Casével, Portugal
- Average UV index in May: 6
The months with the highest UV index are July and August (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in May
Casével, Portugal
- Average cloud cover in May: 26
The months with the most cloud cover are January and April (Cloud cover 40).
The months with the least cloud cover are July and August (Cloud cover 10).
Average visibility in May
Casével, Portugal
- Average visibility in May: 9km
The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are January, February, March, April, May, October, November and December (9km).
