August weather forecast and climate
Vale da Vaca, Portugal

Weather in August

The last month of the summer, August, is also a hot month in Vale da Vaca, Portugal, with average temperature ranging between min 16.1°C (61°F) and max 33.7°C (92.7°F).

Temperature

August is the warmest month, with an average high-temperature of 33.7°C (92.7°F) and an average low-temperature of 16.1°C (61°F).

Heat index

The average heat index in August is appraised at a sweltering 39.1°C (102.4°F). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like', 'felt air temperature', 'apparent temperature', or 'real feel', is a measure of how hot it feels when the actual air humidity is factored in. This effect is individual, with diverse people perceiving weather differently for numerous reasons (differences in body mass, height, and shape, clothing, pregnancy), and activity. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. High relative humidity reduces the evaporation rate, resulting in a lower heat removal rate from the body, causing the perception of being overheated. When heat gain exceeds the level the body can remove, body temperature begins to rise, and heat-related illnesses and disorders may develop.

Humidity

The least humid month in Vale da Vaca is August, with an average relative humidity of 54%.

Rainfall

July and August are months with the least rain when the rain falls for 1.3 days and typically aggregates up to 1mm (0.04") of rain.

Daylight

The average length of the day in Vale da Vaca is 13.6h.

Sunshine

The average sunshine in Vale da Vaca is 11.3h.

UV index

August is the month with the highest UV index in Vale da Vaca, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to the UV radiation for the ordinary person.
Note: The average daily UV index of 7 transform into the following instructions:
Take precautions against overexposure. Protection against sun damage is needed. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. 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 warmest month in Vale da Vaca?

The warmest month is August, with an average high-temperature of 33.7°C (92.7°F) and an average low-temperature of 16.1°C (61°F).

What is the temperature in August in Vale da Vaca?

The average high-temperature, in August, in Vale da Vaca, is 33.7°C (92.7°F), while the average low-temperature is 16.1°C (61°F). In August, the average heat index (a.k.a. 'feels like', 'apparent temperature'), that represents influence of the relative humidity to air temperaure, is calculated to 39.1°C (102.4°F).

What is the least humid month in Vale da Vaca?

With an average relative humidity of 54%, August is the least humid month in Vale da Vaca, Portugal.

What is the average humidity in August in Vale da Vaca?

In Vale da Vaca, the average relative humidity in August is 54%.

How much does it rain in Vale da Vaca in August?

In Vale da Vaca, in August, it is raining for 1.3 days, with typically 1mm (0.04") of accumulated precipitation.

What is the driest month in Vale da Vaca?

Months with the least rainfall in Vale da Vaca are July and August Rain falls for 1.3 days and accumulates 1mm (0.04") of rain.

How many hours of daylight does Vale da Vaca have in August?

In Vale da Vaca, Portugal, the average length of the day in August is 13.6h.

How many hours of sunshine does Vale da Vaca have in August?

In August, the average sunshine in Vale da Vaca, Portugal, is 11.3h.

What is the month with the highest UV index in Vale da Vaca?

With an average maximum UV index of 7, August is the month with the highest UV index in Vale da Vaca.

What is the UV index reading in August in Vale da Vaca?

The average daily maximum UV index in August in Vale da Vaca is 7. A UV Index reading of 6 to 7 represents a high health vulnerability from the exposure to the Sun's UV radiation.

Average temperature in August
Vale da Vaca, Portugal

Average temperature in August - Vale da Vaca, Portugal
  • Average high temperature in August: 33.7°C

The warmest month (with the highest average high temperature) is August (33.7°C).
The month with the lowest average high temperature is January (14°C).

  • Average low temperature in August: 16.1°C

Months with the highest average low temperature are July and August (16.1°C).
The coldest month (with the lowest average low temperature) is February (5.8°C).

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Average pressure in August
Vale da Vaca, Portugal

Average pressure in August - Vale da Vaca, Portugal
  • Average pressure in August: 1015.9mbar

The month with the highest atmospheric pressure is December (1022.7mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).

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Average wind speed in August
Vale da Vaca, Portugal

Average wind speed in August - Vale da Vaca, Portugal
  • Average wind speed in August: 10.7km/h

The windiest month (with the highest average wind speed) is March (11.5km/h).
The calmest month (with the lowest average wind speed) is September (9.3km/h).

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Average humidity in August
Vale da Vaca, Portugal

Average humidity in August - Vale da Vaca, Portugal
  • Average humidity in August: 54%

The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is August (54%).

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Average rainfall in August
Vale da Vaca, Portugal

Average rainfall in August - Vale da Vaca, Portugal
  • Average rainfall in August: 1mm

The wettest month (with the highest rainfall) is April (53mm).
The driest months (with the least rainfall) are July and August (1mm).

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Average rainfall days in August
Vale da Vaca, Portugal

Average rainfall days in August - Vale da Vaca, Portugal
  • Average rainfall days in August: 1.3 days

Months with the highest number of rainy days are March and April (14.9 days).
The month with the least rainy days is August (1.3 days).

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Average daylight in August /
Average sunshine in August
Vale da Vaca, Portugal

Average daylight in August / Average sunshine in August - Vale da Vaca, Portugal
  • Average daylight in August: 13.6h

The month with the longest days is June (Average daylight: 14.9h).
The month with the shortest days is December (Average daylight: 9.5h).

  • Average sunshine in August: 11.3h

The month with the most sunshine is July (Average sunshine: 11.5h).
The month with the least sunshine is January (Average sunshine: 5.3h).

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Average sunshine days in August
Vale da Vaca, Portugal

Average sunshine days in August - Vale da Vaca, Portugal
  • Average sunshine days in August: 29.2 days

The month with the most sunshine days is July (29.3 days).
The month with the least sunshine days is April (13.4 days).

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Average UV index in August
Vale da Vaca, Portugal

Average UV index in August - Vale da Vaca, Portugal
  • Average UV index in August: 7

The month with the highest UV index is August (UV index 7).
Months with the lowest UV index are January, February, November and December (UV index 3).

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Average cloud cover in August
Vale da Vaca, Portugal

Average cloud cover in August - Vale da Vaca, Portugal
  • Average cloud cover in August: 13

The month with the most cloud cover is January (Cloud cover 42).
The month with the least cloud cover is July (Cloud cover 12).

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Average visibility in August
Vale da Vaca, Portugal

Average visibility in August - Vale da Vaca, Portugal
  • Average visibility in August: 9km

The month with the highest visibility is June (10km).
Months with the lowest visibility are January and April (8km).

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