May weather forecast and climate
Ribeira de Moinhos, Portugal

Weather in May

May, the last month of the spring, in Ribeira de Moinhos, is a pleasant month, with average temperature fluctuating between 15.4°C (59.7°F) and 20.1°C (68.2°F).

Temperature

In Ribeira de Moinhos, the average high-temperature is relatively the same as in April - a pleasant 20.1°C (68.2°F). In May, in Ribeira de Moinhos, the average low-temperature is 15.4°C (59.7°F).

Humidity

In May, the average relative humidity in Ribeira de Moinhos is 73%.

Rainfall

In May, in Ribeira de Moinhos, the rain falls for 6.4 days. Throughout May, 20mm (0.79") of precipitation is accumulated. Throughout the year, in Ribeira de Moinhos, Portugal, there are 94.6 rainfall days, and 327mm (12.87") of precipitation is accumulated.

Daylight

The average length of the day in Ribeira de Moinhos, Portugal, is 14.2h.

Sunshine

The average sunshine is 10.8h.

UV index

In May, the average daily maximum UV index in Ribeira de Moinhos, Portugal, is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from the exposure to the Sun's UV rays for average individuals.
Note: The average daily UV index of 5 transform into the following instructions:
Take precautions - Protection against the skin and eye damage is obliged. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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 Ribeira de Moinhos?

The average high-temperature, in May, in Ribeira de Moinhos, Portugal, is 20.1°C (68.2°F), while the average low-temperature is 15.4°C (59.7°F).

What is the average humidity in May in Ribeira de Moinhos?

In May, the average relative humidity in Ribeira de Moinhos, Portugal, is 73%.

How much does it rain in Ribeira de Moinhos in May?

In Ribeira de Moinhos, Portugal, in May, during 6.4 rainfall days, 20mm (0.79") of precipitation is typically accumulated.

What is the average length of the day in May in Ribeira de Moinhos?

The average length of the day in May in Ribeira de Moinhos, Portugal, is 14.2h.

How many hours of sunshine does Ribeira de Moinhos have in May?

In May, the average sunshine in Ribeira de Moinhos is 10.8h.

How high is the UV index in May in Ribeira de Moinhos?

In Ribeira de Moinhos, the average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to the UV radiation.

Average temperature in May
Ribeira de Moinhos, Portugal

Average temperature in May - Ribeira de Moinhos, Portugal
  • Average high temperature in May: 20.1°C

The warmest month (with the highest average high temperature) is August (24.2°C).
The month with the lowest average high temperature is February (14.8°C).

  • Average low temperature in May: 15.4°C

Months with the highest average low temperature are August and September (18.8°C).
The coldest month (with the lowest average low temperature) is February (10.8°C).

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Average pressure in May
Ribeira de Moinhos, Portugal

Average pressure in May - Ribeira de Moinhos, 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 (1015.7mbar).

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Average wind speed in May
Ribeira de Moinhos, Portugal

Average wind speed in May - Ribeira de Moinhos, Portugal
  • Average wind speed in May: 17.5km/h

The windiest month (with the highest average wind speed) is February (19.4km/h).
The calmest month (with the lowest average wind speed) is September (15.1km/h).

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Average humidity in May
Ribeira de Moinhos, Portugal

Average humidity in May - Ribeira de Moinhos, Portugal
  • Average humidity in May: 73%

The month with the highest relative humidity is April (76%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in May
Ribeira de Moinhos, Portugal

Average rainfall in May - Ribeira de Moinhos, Portugal
  • Average rainfall in May: 20mm

The wettest month (with the highest rainfall) is November (56mm).
The driest month (with the least rainfall) is July (1mm).

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Average rainfall days in May
Ribeira de Moinhos, Portugal

Average rainfall days in May - Ribeira de Moinhos, Portugal
  • Average rainfall days in May: 6.4 days

The month with the highest number of rainy days is November (13.4 days).
The month with the least rainy days is August (1.1 days).

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Average daylight in May /
Average sunshine in May
Ribeira de Moinhos, Portugal

Average daylight in May / Average sunshine in May - Ribeira de Moinhos, Portugal
  • Average daylight in May: 14.2h

The month with the longest days is June (Average daylight: 14.8h).
The month with the shortest days is December (Average daylight: 9.6h).

  • Average sunshine in May: 10.8h

The month with the most sunshine is July (Average sunshine: 11.5h).
The month with the least sunshine is January (Average sunshine: 5.7h).

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Average sunshine days in May
Ribeira de Moinhos, Portugal

Average sunshine days in May - Ribeira de Moinhos, Portugal
  • Average sunshine days in May: 23 days

The month with the most sunshine days is August (29.4 days).
The month with the least sunshine days is April (15.3 days).

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Average UV index in May
Ribeira de Moinhos, Portugal

Average UV index in May - Ribeira de Moinhos, Portugal
  • Average UV index in May: 5

Months with the highest UV index are June, July, August and September (UV index 6).
Months with the lowest UV index are January, February, March, April, November and December (UV index 4).

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Average cloud cover in May
Ribeira de Moinhos, Portugal

Average cloud cover in May - Ribeira de Moinhos, Portugal
  • Average cloud cover in May: 22

The month with the most cloud cover is January (Cloud cover 37).
The month with the least cloud cover is August (Cloud cover 10).

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Average visibility in May
Ribeira de Moinhos, Portugal

Average visibility in May - Ribeira de Moinhos, 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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