May weather forecast and climate
Ribeira do Salto, Portugal

Weather in May

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

Temperature

In May, the average high-temperature is almost the same as in April - an agreeable 20.1°C (68.2°F). In May, in Ribeira do Salto, Portugal, the average low-temperature is 15.4°C (59.7°F).

Humidity

In Ribeira do Salto, the average relative humidity is 73%.

Rainfall

In Ribeira do Salto, Portugal, during May, the rain falls for 6.4 days and regularly aggregates up to 20mm (0.79") of precipitation. Throughout the year, in Ribeira do Salto, there are 94.7 rainfall days, and 328mm (12.91") of precipitation is accumulated.

Daylight

In May, the average length of the day is 14.2h.

Sunshine

In Ribeira do Salto, the average sunshine in May is 10.8h.

UV index

In Ribeira do Salto, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to the UV radiation for the ordinary person.
Note: In May, the average maximum UV index of 5 translate into the following recommendations:
Take precautions - Protection against sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the temperature in May in Ribeira do Salto?

In May, in Ribeira do Salto, the average high-temperature is 20.1°C (68.2°F), and the average low-temperature is 15.4°C (59.7°F).

What is the average humidity in May in Ribeira do Salto?

The average relative humidity in May in Ribeira do Salto, Portugal, is 73%.

How many days does it rain in May in Ribeira do Salto?

In Ribeira do Salto, Portugal, in May, it is raining for 6.4 days, with typically 20mm (0.79") of accumulated precipitation.

How many hours of daylight does Ribeira do Salto have in May?

In Ribeira do Salto, Portugal, the average length of the day in May is 14.2h.

How long on average sun shines in May in Ribeira do Salto?

The average sunshine in May is 10.8h.

How high is the UV index in May in Ribeira do Salto?

In May, the average daily maximum UV index in Ribeira do Salto, Portugal, is 5. A UV Index of 3 to 5 symbolizes a medium health risk from the exposure to the Sun's UV rays.

Average temperature in May
Ribeira do Salto, Portugal

Average temperature in May - Ribeira do Salto, 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 do Salto, Portugal

Average pressure in May - Ribeira do Salto, 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 do Salto, Portugal

Average wind speed in May - Ribeira do Salto, 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 (15km/h).

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Average humidity in May
Ribeira do Salto, Portugal

Average humidity in May - Ribeira do Salto, 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 do Salto, Portugal

Average rainfall in May - Ribeira do Salto, 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 do Salto, Portugal

Average rainfall days in May - Ribeira do Salto, 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 do Salto, Portugal

Average daylight in May / Average sunshine in May - Ribeira do Salto, 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: 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 do Salto, Portugal

Average sunshine days in May - Ribeira do Salto, 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 do Salto, Portugal

Average UV index in May - Ribeira do Salto, 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 do Salto, Portugal

Average cloud cover in May - Ribeira do Salto, 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 do Salto, Portugal

Average visibility in May - Ribeira do Salto, 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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