August weather forecast and climate
São Fiel, Portugal

Weather in August

August, the last month of the summer, in São Fiel, is also a hot month, with temperature in the range of an average low of 17.1°C (62.8°F) and an average high of 32.8°C (91°F).

Temperature

The warmest month is August, with an average high-temperature of 32.8°C (91°F) and an average low-temperature of 17.1°C (62.8°F).

Heat index

The average heat index in August is appraised at a tropical 34.4°C (93.9°F). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
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 'real feel', 'feels like', 'apparent temperature', or 'felt air temperature', combines air temperature and relative humidity to represent a human perceived temperature equivalent. This effect is individual, with diverse people perceiving weather differently for numerous reasons (pregnancy, wind, metabolic differences), and activity. Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, 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

The least humid month in São Fiel, Portugal, is August, with an average relative humidity of 44%.

Rainfall

July and August are months with the least rain when the rain falls for 1.5 days and typically aggregates up to 3mm (0.12") of rain.

Snowfall

February through December are months without snowfall.

Daylight

In August, the average length of the day in São Fiel is 13.7h.

Sunshine

July and August, with an average of 11.8h of sunshine, are months with the most sunshine in São Fiel, Portugal.

UV index

Months with the highest UV index in São Fiel are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high threat to health from unsafe exposure to the UV radiation for the ordinary person.
Note: The daily maximum UV index of 6 in August interpret into the following advice:
Take precautions against overexposure. Protection against sun damage is needed. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. 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 warmest month in São Fiel?

With an average high-temperature of 32.8°C (91°F) and an average low-temperature of 17.1°C (62.8°F), August is the warmest month in São Fiel, Portugal.

What is the temperature in August in São Fiel?

In São Fiel, Portugal, in August, the average high-temperature is 32.8°C (91°F), and the average low-temperature is 17.1°C (62.8°F). In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), that factores the actual air temperature with the relative humidity, is appraised at 34.4°C (93.9°F).

What is the least humid month in São Fiel?

The least humid month in São Fiel, Portugal, is August, with an average relative humidity of 44%.

What is the average humidity in August in São Fiel?

In August, the average relative humidity in São Fiel is 44%.

How many days does it rain in August in São Fiel?

In São Fiel, Portugal, in August, it is raining for 1.5 days, with typically 3mm (0.12") of accumulated precipitation.

What is the driest month in São Fiel?

Months with the least rainfall in São Fiel, Portugal, are July and August Rain falls for 1.5 days and accumulates 3mm (0.12") of rain.

When it does not snow in São Fiel?

February through December are months without snowfall in São Fiel, Portugal.

What is the average length of the day in August in São Fiel?

The average length of the day in August is 13.7h.

What are the months with the most sunshine in São Fiel?

Months with the most sunshine in São Fiel are July and August, with an average of 11.8h of sunshine.

How long on average sun shines in August in São Fiel?

The average sunshine in August in São Fiel is 11.8h.

What are the months with the highest UV index in São Fiel?

Months with the highest UV index in São Fiel, Portugal, are May through August, with an average maximum UV index of 6.

What is the UV index intensity in August in São Fiel?

The average daily maximum UV index in August in São Fiel, Portugal, is 6. 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
São Fiel, Portugal

Average temperature in August - São Fiel, Portugal
  • Average high temperature in August: 32.8°C

The warmest month (with the highest average high temperature) is August (32.8°C).
The month with the lowest average high temperature is January (11.6°C).

  • Average low temperature in August: 17.1°C

The month with the highest average low temperature is July (17.2°C).
The coldest month (with the lowest average low temperature) is January (3.9°C).

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Average pressure in August
São Fiel, Portugal

Average pressure in August - São Fiel, Portugal
  • Average pressure in August: 1015.6mbar

The month with the highest atmospheric pressure is December (1023mbar).
The month with the lowest atmospheric pressure is April (1015.2mbar).

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Average wind speed in August
São Fiel, Portugal

Average wind speed in August - São Fiel, Portugal
  • Average wind speed in August: 9.1km/h

The windiest month (with the highest average wind speed) is February (11.3km/h).
The calmest month (with the lowest average wind speed) is September (8.3km/h).

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Average humidity in August
São Fiel, Portugal

Average humidity in August - São Fiel, Portugal
  • Average humidity in August: 44%

The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is August (44%).

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Average rainfall in August
São Fiel, Portugal

Average rainfall in August - São Fiel, Portugal
  • Average rainfall in August: 3mm

The wettest month (with the highest rainfall) is November (60mm).
The driest months (with the least rainfall) are July and August (3mm).

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Average rainfall days in August
São Fiel, Portugal

Average rainfall days in August - São Fiel, Portugal
  • Average rainfall days in August: 1.5 days

The month with the highest number of rainy days is November (12.3 days).
The month with the least rainy days is August (1.5 days).

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Average snowfall in August
São Fiel, Portugal

Average snowfall in August - São Fiel, Portugal
  • Average snowfall in August: 0mm

The month with the highest snowfall is January (1mm).
Months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0mm).

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Average snowfall days in August
São Fiel, Portugal

Average snowfall days in August - São Fiel, Portugal
  • Average snowfall days in August: 0 days

Months with the highest number of snowfall days are January and March (0.1 days).
Months with the least snowfall days are February, April, May, June, July, August, September, October, November and December (0 days).

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Average daylight in August /
Average sunshine in August
São Fiel, Portugal

Average daylight in August / Average sunshine in August - São Fiel, Portugal
  • Average daylight in August: 13.7h

The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.4h).

  • Average sunshine in August: 11.8h

Months with the most sunshine are July and August (Average sunshine: 11.8h).
The month with the least sunshine is January (Average sunshine: 5.2h).

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Average sunshine days in August
São Fiel, Portugal

Average sunshine days in August - São Fiel, Portugal
  • Average sunshine days in August: 28.3 days

The month with the most sunshine days is August (28.3 days).
The month with the least sunshine days is April (16.6 days).

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Average UV index in August
São Fiel, Portugal

Average UV index in August - São Fiel, Portugal
  • Average UV index in August: 6

Months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 2).

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Average cloud cover in August
São Fiel, Portugal

Average cloud cover in August - São Fiel, Portugal
  • Average cloud cover in August: 8

The month with the most cloud cover is January (Cloud cover 42).
Months with the least cloud cover are July and August (Cloud cover 8).

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Average visibility in August
São Fiel, Portugal

Average visibility in August - São Fiel, Portugal
  • Average visibility in August: 10km

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

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