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 snowfall in May
- Average snowfall 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 brings a slight rise in Deilão's average high-temperature, moving from a mild 15.5°C (59.9°F) in April to an enjoyable 19.6°C (67.3°F). May brings an average low-temperature of 8°C (46.4°F) to Deilão.Humidity
In May, the average relative humidity in Deilão is 69%.Rainfall
In Deilão, in May, during 14.3 rainfall days, 42mm (1.65") of precipitation is typically accumulated. In Deilão, Portugal, during the entire year, the rain falls for 141.7 days and collects up to 532mm (20.94") of precipitation.Snowfall
In Deilão, snow does not fall in April through October.Daylight
In May, the average length of the day in Deilão, Portugal, is 14h and 34min.On the first day of May in Deilão, Portugal, sunrise is at 06:21 and sunset at 20:25. On the last day of the month, sunrise is at 05:53 and sunset at 20:54 WEST.
Sunshine
In May, the average sunshine in Deilão, Portugal, is 10.1h.UV index
In May, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: A daily high UV index of 5 in May leads to these guidelines:
Ensure safety - Recommendations to avert sunburn are presented. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are May temperatures in Deilão?
What is the average humidity in May in Deilão?
How much does it rain in Deilão in May?
When it does not snow in Deilão?
What is the average length of the day in May in Deilão?
When is the sunrise / sunset in May in Deilão?
How many hours of sunshine does Deilão have in May?
How high is the UV index in May in Deilão?
Average temperature in May
Deilão, Portugal
- Average high temperature in May: 19.6°C
The warmest month (with the highest average high temperature) is August (28.3°C).
The month with the lowest average high temperature is January (8.3°C).
- Average low temperature in May: 8°C
The month with the highest average low temperature is July (13.8°C).
The coldest month (with the lowest average low temperature) is February (1.2°C).
Average pressure in May
Deilão, Portugal
- Average pressure in May: 1016.7mbar
The month with the highest atmospheric pressure is December (1022.9mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).
Average wind speed in May
Deilão, Portugal
- Average wind speed in May: 9.4km/h
The windiest month (with the highest average wind speed) is March (11.2km/h).
The calmest month (with the lowest average wind speed) is September (8.4km/h).
Average humidity in May
Deilão, Portugal
- Average humidity in May: 69%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (52%).
Average rainfall in May
Deilão, Portugal
- Average rainfall in May: 42mm
The wettest month (with the highest rainfall) is November (73mm).
The driest month (with the least rainfall) is August (11mm).
Average rainfall days in May
Deilão, Portugal
- Average rainfall days in May: 14.3 days
The month with the highest number of rainy days is April (17.6 days).
The month with the least rainy days is August (4.2 days).
Average snowfall in May
Deilão, Portugal
- Average snowfall in May: 0mm
The month with the highest snowfall is February (19mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in May
Deilão, Portugal
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (2.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Deilão, Portugal
- Average daylight in May: 14h and 4min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in May: 10h and 1min
The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 4h and 48min).
Average sunshine days in May
Deilão, Portugal
- Average sunshine days in May: 14.4 days
The month with the most sunshine days is August (24.5 days).
The month with the least sunshine days is April (10.8 days).
Average UV index in May
Deilão, Portugal
- Average UV index in May: 5
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in May
Deilão, Portugal
- Average cloud cover in May: 32
The month with the most cloud cover is January (Cloud cover 50).
The months with the least cloud cover are July and August (Cloud cover 13).
Average visibility in May
Deilão, 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, November and December (8km).
