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
A slight uplift in the average high-temperature marks May, adjusting from April's enjoyable 19.8°C (67.6°F) to a moderately hot 24°C (75.2°F). The temperature lowers to an average of 12.1°C (53.8°F) during May nights.Humidity
In Rio de Moinhos, the average relative humidity in May is 65%.Rainfall
In Rio de Moinhos, Portugal, in May, during 7.2 rainfall days, 21mm (0.83") of precipitation is typically accumulated. Throughout the year, there are 84.9 rainfall days, and 277mm (10.91") of precipitation is accumulated.Daylight
In May, the average length of the day is 14h and 22min.On the first day of May in Rio de Moinhos, sunrise is at 06:33 and sunset at 20:26. On the last day of the month, sunrise is at 06:07 and sunset at 20:53 WEST.
Sunshine
In Rio de Moinhos, the average sunshine in May is 10.1h.UV index
May through August, with an average maximum UV index of 6, are months with the highest UV index in Rio de Moinhos. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: The UV index of 6 in May translates into these instructions:
Stay clear of intense sun exposure. Solar protection is of utmost significance. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Rio de Moinhos in May?
What is the average humidity in May in Rio de Moinhos?
How many days does it rain in May in Rio de Moinhos?
What is the average length of the day in May in Rio de Moinhos?
When is the sunrise / sunset in May in Rio de Moinhos?
How many hours of sunshine does Rio de Moinhos have in May?
When is the highest UV index in Rio de Moinhos?
What is the UV index intensity in May in Rio de Moinhos?
Average temperature in May
Rio de Moinhos, Portugal
- Average high temperature in May: 24°C
The warmest month (with the highest average high temperature) is August (32.7°C).
The month with the lowest average high temperature is January (13.3°C).
- Average low temperature in May: 12.1°C
The month with the highest average low temperature is August (15.7°C).
The coldest month (with the lowest average low temperature) is January (5.7°C).
Average pressure in May
Rio de Moinhos, Portugal
- Average pressure in May: 1016mbar
The month with the highest atmospheric pressure is December (1022.8mbar).
The month with the lowest atmospheric pressure is April (1015.3mbar).
Average wind speed in May
Rio de Moinhos, Portugal
- Average wind speed in May: 11.5km/h
The windiest month (with the highest average wind speed) is February (12.6km/h).
The calmest month (with the lowest average wind speed) is September (9.8km/h).
Average humidity in May
Rio de Moinhos, Portugal
- Average humidity in May: 65%
The month with the highest relative humidity is January (81%).
The month with the lowest relative humidity is August (55%).
Average rainfall in May
Rio de Moinhos, Portugal
- Average rainfall in May: 21mm
The wettest month (with the highest rainfall) is November (50mm).
The driest months (with the least rainfall) are July and August (3mm).
Average rainfall days in May
Rio de Moinhos, Portugal
- Average rainfall days in May: 7.2 days
The month with the highest number of rainy days is November (11.2 days).
The month with the least rainy days is August (1.6 days).
Average daylight in May /
Average sunshine in May
Rio de Moinhos, Portugal
- Average daylight in May: 14h and 2min
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 1min
The month with the most sunshine is July (Average sunshine: 11h and 36min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).
Average sunshine days in May
Rio de Moinhos, Portugal
- Average sunshine days in May: 23 days
The months with the most sunshine days are July and August (28.7 days).
The month with the least sunshine days is November (17.9 days).
Average UV index in May
Rio de Moinhos, Portugal
- Average UV index in May: 6
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in May
Rio de Moinhos, Portugal
- Average cloud cover in May: 28
The month with the most cloud cover is January (Cloud cover 43).
The month with the least cloud cover is July (Cloud cover 12).
Average visibility in May
Rio de Moinhos, Portugal
- Average visibility in May: 9km
The month with the highest visibility is June (10km).
The month with the lowest visibility is January (8km).
