May weather forecastBucelas, Portugal

May

Weather in May

The last month of the spring, May, is a moderately hot month in Bucelas, Portugal, with temperature in the range of an average high of 23.4°C (74.1°F) and an average low of 13.2°C (55.8°F).

Temperature

Bucelas's transition into May brings a slight rise in the average high-temperature, moving from an agreeable 20°C (68°F) in April to a moderately hot 23.4°C (74.1°F). An average low-temperature of 13.2°C (55.8°F) is anticipated throughout the nights during May.

Humidity

In Bucelas, the average relative humidity in May is 67%.

Rainfall

In Bucelas, Portugal, in May, during 7 rainfall days, 24mm (0.94") of precipitation is typically accumulated. In Bucelas, during the entire year, the rain falls for 97 days and collects up to 309mm (12.17") of precipitation.

Daylight

In Bucelas, the average length of the day in May is 14h and 19min.
On the first day of the month, sunrise is at 06:37 and sunset at 20:29. On the last day of May, sunrise is at 06:13 and sunset at 20:55 WEST.

Sunshine

In May, the average sunshine 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 moderate threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum daily UV index of 5 in May interprets into the following recommendations:
Take necessary precautions - Suggestions to elude sunburn are provided. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.

Updated: Feb 2, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

An average high-temperature, in May, in Bucelas, is 23.4°C (74.1°F) and the average low-temperature is 13.2°C (55.8°F).

In May, the average relative humidity in Bucelas is 67%.

In Bucelas, Portugal, in May, during 7 rainfall days, 24mm (0.94") of precipitation is typically accumulated.

The average day length in May in Bucelas is 14h and 19min.

On the first day of May in Bucelas, sunrise is at 06:37 and sunset at 20:29. On the last day of the month, sunrise is at 06:13 and sunset at 20:55 WEST.

In May, the average sunshine duration is 10.1h.

In Bucelas, Portugal, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a medium health risk from unsafe exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A May J J A S O N D

Apr

May

Jun

Average high temperature

20°C

23.4°C

26.1°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

14.1km/h

14.7km/h

15.1km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

15.8

22.3

24.2

Average UV index

Average cloud cover

Average visibility

Average temperature in May
Bucelas, Portugal

Average high temperature in May: 23.4°C

The warmest month (with the highest average high temperature) is August (30.1°C).
The month with the lowest average high temperature is January (14.6°C).

Average low temperature in May: 13.2°C

The month with the highest average low temperature is July (16.5°C).
The coldest month (with the lowest average low temperature) is February (7.7°C).

Average pressure in May
Bucelas, Portugal

Average pressure in May: 1016.4mbar

The month with the highest atmospheric pressure is December (1022.6mbar).
The month with the lowest atmospheric pressure is April (1015.6mbar).

Average wind speed in May
Bucelas, Portugal

Average wind speed in May: 13.2km/h

The windiest month (with the highest average wind speed) is July (14.2km/h).
The calmest month (with the lowest average wind speed) is October (11km/h).

Average humidity in May
Bucelas, Portugal

Average humidity in May: 67%

The month with the highest relative humidity is January (80%).
The month with the lowest relative humidity is August (64%).

Average rainfall in May
Bucelas, Portugal

Average rainfall in May: 24mm

The wettest month (with the highest rainfall) is November (56mm).
The driest month (with the least rainfall) is July (2mm).

Average rainfall days in May
Bucelas, Portugal

Average rainfall days in May: 7 days

The month with the highest number of rainy days is April (12.8 days).
The month with the least rainy days is July (2.2 days).

Average daylight in May /
Average sunshine in May
Bucelas, Portugal

Average daylight in May: 14h and 18min

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 30min).

Average sunshine in May: 10h and 6min

The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 0min).

Average sunshine days in May
Bucelas, Portugal

Average sunshine days in May: 22.3 days

The month with the most sunshine days is July (28.4 days).
The month with the least sunshine days is April (15.8 days).

Average UV index in May
Bucelas, Portugal

Average UV index in May: 5

The months with the highest UV index are June, July, August and September (UV index 6).
The months with the lowest UV index are January, November and December (UV index 3).

Average cloud cover in May
Bucelas, Portugal

Average cloud cover in May: 27

The month with the most cloud cover is January (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 18).

Average visibility in May
Bucelas, Portugal

Average visibility in May: 9km

The month with the highest visibility is June (10km).
The months with the lowest visibility are January, February, March, April, May, July, August, September, October, November and December (9km).