May weather forecast and climate
Oleirinhos, Portugal

Weather in May

The last month of the spring, May, is a comfortable month in Oleirinhos, Portugal, with average temperature fluctuating between 8°C (46.4°F) and 19.6°C (67.3°F).

Temperature

In Oleirinhos, the average high-temperature marginally rises, from a moderate 15.5°C (59.9°F) in April, to a comfortable 19.6°C (67.3°F). The average low-temperature, in May, is 8°C (46.4°F).

Humidity

In Oleirinhos, Portugal, the average relative humidity is 69%.

Rainfall

In May, in Oleirinhos, Portugal, the rain falls for 14.3 days. Throughout May, 42mm (1.65") of precipitation is accumulated. In Oleirinhos, Portugal, during the entire year, the rain falls for 141.7 days and collects up to 532mm (20.94") of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

The average length of the day in May is 14.6h.

Sunshine

In May, the average sunshine in Oleirinhos is 10.1h.

UV index

In May, the average daily maximum UV index in Oleirinhos is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from the exposure to the Sun's UV rays for the ordinary person.
Note: In May, the average maximum UV index of 5 translate into the following recommendations:
Take precautions - Protection against the skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the temperature in May in Oleirinhos?

In Oleirinhos, in May, the average high-temperature is 19.6°C (67.3°F), and the average low-temperature is 8°C (46.4°F).

What is the average humidity in May in Oleirinhos?

In Oleirinhos, Portugal, the average relative humidity in May is 69%.

How many days does it rain in May in Oleirinhos?

In Oleirinhos, Portugal, in May, it is raining for 14.3 days, with typically 42mm (1.65") of accumulated precipitation.

When it does not snow in Oleirinhos?

In Oleirinhos, Portugal, snow does not fall in April through October.

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

In May, the average length of the day is 14.6h.

How long on average sun shines in May in Oleirinhos?

In Oleirinhos, Portugal, the average sunshine in May is 10.1h.

How high is the UV index in May in Oleirinhos?

In Oleirinhos, the average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a moderate health threat from the exposure to the Sun's UV rays.

Average temperature in May
Oleirinhos, Portugal

Average temperature in May - Oleirinhos, 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).

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Average pressure in May
Oleirinhos, Portugal

Average pressure in May - Oleirinhos, 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).

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Average wind speed in May
Oleirinhos, Portugal

Average wind speed in May - Oleirinhos, 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).

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Average humidity in May
Oleirinhos, Portugal

Average humidity in May - Oleirinhos, 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%).

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Average rainfall in May
Oleirinhos, Portugal

Average rainfall in May - Oleirinhos, 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).

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Average rainfall days in May
Oleirinhos, Portugal

Average rainfall days in May - Oleirinhos, 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).

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Average snowfall in May
Oleirinhos, Portugal

Average snowfall in May - Oleirinhos, Portugal
  • Average snowfall in May: 0mm

The month with the highest snowfall is February (19mm).
Months with the least snowfall are April, May, June, July, August, September and October (0mm).

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Average snowfall days in May
Oleirinhos, Portugal

Average snowfall days in May - Oleirinhos, Portugal
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (2.1 days).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in May / Average sunshine in May - Oleirinhos, Portugal
  • Average daylight in May: 14.6h

The month with the longest days is June (Average daylight: 15.2h).
The month with the shortest days is December (Average daylight: 9.2h).

  • Average sunshine in May: 10.1h

The month with the most sunshine is July (Average sunshine: 11.8h).
The month with the least sunshine is January (Average sunshine: 4.8h).

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Average sunshine days in May
Oleirinhos, Portugal

Average sunshine days in May - Oleirinhos, 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).

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Average UV index in May
Oleirinhos, Portugal

Average UV index in May - Oleirinhos, Portugal
  • Average UV index in May: 5

The month with the highest UV index is July (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in May
Oleirinhos, Portugal

Average cloud cover in May - Oleirinhos, Portugal
  • Average cloud cover in May: 32

The month with the most cloud cover is January (Cloud cover 50).
Months with the least cloud cover are July and August (Cloud cover 13).

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Average visibility in May
Oleirinhos, Portugal

Average visibility in May - Oleirinhos, Portugal
  • Average visibility in May: 9km

Months with the highest visibility are June, July, August and September (10km).
Months with the lowest visibility are January, November and December (8km).

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