August weather forecast and climate
Roalde, Portugal

Weather in August

August, the last month of the summer, in Roalde, is also a moderately hot month, with average temperature ranging between max 28.6°C (83.5°F) and min 14°C (57.2°F).

Temperature

In Roalde, Portugal, the average high-temperature is essentially the same as in July - a still warm 28.6°C (83.5°F). The average low-temperature, in Roalde, is 14°C (57.2°F).

Heat index

In August, the average heat index is calculated to 29.9°C (85.8°F). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Note that heat index values are valued for light wind and location in the shade. With the exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature', 'real feel', 'apparent temperature', or 'feels like', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. Additional factors like metabolic differences, clothing, differences in body mass, height, and shape, and activity influence one's weather impression. 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. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

August is the least humid month in Roalde, with an average relative humidity of 56%.

Rainfall

In Roalde, it is raining for 3.9 days, with typically 9mm (0.35") of accumulated precipitation. Throughout the year, there are 107.8 rainfall days, and 282mm (11.1") of precipitation is accumulated.

Snowfall

In Roalde snow does not fall in April through October.

Daylight

The average length of the day in Roalde is 13.8h.

Sunshine

The average sunshine is 11.3h.

UV index

July and August, 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 vulnerability from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 6 transform into the following instructions:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. 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. 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 August in Roalde?

In August, in Roalde, Portugal, the average high-temperature is 28.6°C (83.5°F), and the average low-temperature is 14°C (57.2°F). The average heat index (a.k.a. 'apparent temperature', 'feels like'), that combines relative humidity and air temperature, in August is estimated at 29.9°C (85.8°F).

What is the least humid month in Roalde?

The least humid month is August, with an average relative humidity of 56%.

What is the average humidity in August in Roalde?

The average relative humidity in August is 56%.

How much does it rain in Roalde in August?

In Roalde, Portugal, during August, the rain falls for 3.9 days and regularly aggregates up to 9mm (0.35") of precipitation.

When it does not snow in Roalde?

April through October are months without snowfall in Roalde.

What is the average length of the day in August in Roalde?

In August, the average length of the day in Roalde is 13.8h.

How long on average sun shines in August in Roalde?

In Roalde, the average sunshine in August is 11.3h.

When is the highest UV index in Roalde?

Months with the highest UV index in Roalde are July and August, with an average maximum UV index of 6.

What is the UV index reading in August in Roalde?

The average daily maximum UV index in August in Roalde, Portugal, is 6. A UV Index of 6 to 7 symbolizes a high health threat from unsafe exposure to the Sun's UV rays.

Average temperature in August
Roalde, Portugal

Average temperature in August - Roalde, Portugal
  • Average high temperature in August: 28.6°C

The warmest month (with the highest average high temperature) is July (28.8°C).
The month with the lowest average high temperature is January (9.4°C).

  • Average low temperature in August: 14°C

The month with the highest average low temperature is July (14.1°C).
The coldest month (with the lowest average low temperature) is February (2.3°C).

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Average pressure in August
Roalde, Portugal

Average pressure in August - Roalde, Portugal
  • Average pressure in August: 1016.9mbar

The month with the highest atmospheric pressure is December (1022.8mbar).
The month with the lowest atmospheric pressure is April (1015.3mbar).

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Average wind speed in August
Roalde, Portugal

Average wind speed in August - Roalde, Portugal
  • Average wind speed in August: 7.1km/h

The windiest month (with the highest average wind speed) is March (8.6km/h).
The calmest month (with the lowest average wind speed) is September (6.4km/h).

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Average humidity in August
Roalde, Portugal

Average humidity in August - Roalde, Portugal
  • Average humidity in August: 56%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (56%).

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Average rainfall in August
Roalde, Portugal

Average rainfall in August - Roalde, Portugal
  • Average rainfall in August: 9mm

The wettest month (with the highest rainfall) is December (49mm).
The driest month (with the least rainfall) is July (8mm).

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Average rainfall days in August
Roalde, Portugal

Average rainfall days in August - Roalde, Portugal
  • Average rainfall days in August: 3.9 days

The month with the highest number of rainy days is April (13.6 days).
The month with the least rainy days is August (3.9 days).

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Average snowfall in August
Roalde, Portugal

Average snowfall in August - Roalde, Portugal
  • Average snowfall in August: 0mm

The month with the highest snowfall is February (7mm).
Months with the least snowfall are April, May, June, July, August, September and October (0mm).

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Average snowfall days in August
Roalde, Portugal

Average snowfall days in August - Roalde, Portugal
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (0.8 days).
Months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in August /
Average sunshine in August
Roalde, Portugal

Average daylight in August / Average sunshine in August - Roalde, Portugal
  • Average daylight in August: 13.8h

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in August: 11.3h

The month with the most sunshine is July (Average sunshine: 11.4h).
The month with the least sunshine is January (Average sunshine: 4.1h).

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Average sunshine days in August
Roalde, Portugal

Average sunshine days in August - Roalde, Portugal
  • Average sunshine days in August: 25.5 days

The month with the most sunshine days is August (25.5 days).
The month with the least sunshine days is April (14.1 days).

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Average UV index in August
Roalde, Portugal

Average UV index in August - Roalde, Portugal
  • Average UV index in August: 6

Months with the highest UV index are July and August (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 August
Roalde, Portugal

Average cloud cover in August - Roalde, Portugal
  • Average cloud cover in August: 16

The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 16).

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Average visibility in August
Roalde, Portugal

Average visibility in August - Roalde, Portugal
  • Average visibility in August: 9km

Months with the highest visibility are June, July, August and September (9km).
The month with the lowest visibility is January (6km).

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