May weather forecast and climate
Relíquias, Portugal

Weather in May

The last month of the spring, May, is a pleasant month in Relíquias, Portugal, with average temperature fluctuating between 14.3°C (57.7°F) and 21.7°C (71.1°F).

Temperature

In Relíquias, the average high-temperature marginally rises, from an enjoyable 18.2°C (64.8°F) in April, to a pleasant 21.7°C (71.1°F). The average low-temperature, in May, is 14.3°C (57.7°F).

Humidity

The average relative humidity in May is 70%.

Rainfall

In Relíquias, Portugal, in May, during 6.5 rainfall days, 11mm (0.43") of precipitation is typically accumulated. Throughout the year, in Relíquias, there are 85.4 rainfall days, and 164mm (6.46") of precipitation is accumulated.

Daylight

The average length of the day in Relíquias is 14.2h.

Sunshine

The average sunshine in Relíquias is 11h.

UV index

May through September, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health risk from the exposure to the Sun's UV radiation for average individuals.
Note: The average daily UV index of 6 transform into the following instructions:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the temperature in May in Relíquias?

In Relíquias, Portugal, in May, the average high-temperature is 21.7°C (71.1°F), and the average low-temperature is 14.3°C (57.7°F).

What is the average humidity in May in Relíquias?

In Relíquias, the average relative humidity in May is 70%.

How much does it rain in Relíquias in May?

In Relíquias, in May, during 6.5 rainfall days, 11mm (0.43") of precipitation is typically accumulated.

What is the average length of the day in May in Relíquias?

The average length of the day in May is 14.2h.

How many hours of sunshine does Relíquias have in May?

In Relíquias, Portugal, the average sunshine in May is 11h.

What are the months with the highest UV index in Relíquias?

May through September, with an average maximum UV index of 6, are months with the highest UV index in Relíquias.

What is the UV index reading in May in Relíquias?

In Relíquias, the average daily maximum UV index in May is 6. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to the UV radiation.

Average temperature in May
Relíquias, Portugal

Average temperature in May - Relíquias, Portugal
  • Average high temperature in May: 21.7°C

The warmest month (with the highest average high temperature) is August (27.8°C).
The month with the lowest average high temperature is January (14.5°C).

  • Average low temperature in May: 14.3°C

The month with the highest average low temperature is August (18.4°C).
The coldest month (with the lowest average low temperature) is February (9.2°C).

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Average pressure in May
Relíquias, Portugal

Average pressure in May - Relíquias, Portugal
  • Average pressure in May: 1016.2mbar

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

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Average wind speed in May
Relíquias, Portugal

Average wind speed in May - Relíquias, Portugal
  • Average wind speed in May: 13.9km/h

The windiest month (with the highest average wind speed) is February (16.1km/h).
The calmest month (with the lowest average wind speed) is September (11.2km/h).

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Average humidity in May
Relíquias, Portugal

Average humidity in May - Relíquias, Portugal
  • Average humidity in May: 70%

The month with the highest relative humidity is January (78%).
The month with the lowest relative humidity is August (65%).

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Average rainfall in May
Relíquias, Portugal

Average rainfall in May - Relíquias, Portugal
  • Average rainfall in May: 11mm

The wettest month (with the highest rainfall) is November (25mm).
The driest month (with the least rainfall) is July (1mm).

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Average rainfall days in May
Relíquias, Portugal

Average rainfall days in May - Relíquias, Portugal
  • Average rainfall days in May: 6.5 days

The month with the highest number of rainy days is March (12.2 days).
The month with the least rainy days is August (1.5 days).

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

Average daylight in May / Average sunshine in May - Relíquias, Portugal
  • Average daylight in May: 14.2h

The month with the longest days is June (Average daylight: 14.7h).
The month with the shortest days is December (Average daylight: 9.6h).

  • Average sunshine in May: 11h

The month with the most sunshine is July (Average sunshine: 11.8h).
The month with the least sunshine is January (Average sunshine: 5.9h).

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Average sunshine days in May
Relíquias, Portugal

Average sunshine days in May - Relíquias, Portugal
  • Average sunshine days in May: 21.5 days

The month with the most sunshine days is July (28.6 days).
The month with the least sunshine days is April (15.3 days).

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Average UV index in May
Relíquias, Portugal

Average UV index in May - Relíquias, Portugal
  • Average UV index in May: 6

Months with the highest UV index are May, June, July, August and September (UV index 6).
The month with the lowest UV index is January (UV index 3).

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Average cloud cover in May
Relíquias, Portugal

Average cloud cover in May - Relíquias, Portugal
  • Average cloud cover in May: 21

The month with the most cloud cover is January (Cloud cover 35).
The month with the least cloud cover is August (Cloud cover 8).

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Average visibility in May
Relíquias, Portugal

Average visibility in May - Relíquias, Portugal
  • Average visibility in May: 10km

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

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