August weather forecast and climate
Vermil, Portugal

Weather in August

August, the last month of the summer, in Vermil, is also a moderately hot month, with temperature in the range of an average high of 27.8°C (82°F) and an average low of 14.1°C (57.4°F).

Temperature

The warmest month is August, with an average high-temperature of 27.8°C (82°F) and an average low-temperature of 14.1°C (57.4°F).

Heat index

In August, the average heat index is calculated to 29.5°C (85.1°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. 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', 'felt air temperature', '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. This effect is individual, with diverse people perceiving weather differently for numerous reasons (wind, pregnancy, differences in body mass, height, and shape), 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 particularly important for children. 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.

Humidity

August is the least humid month, with an average relative humidity of 63%.

Rainfall

In August, the rain falls for 4.6 days. Throughout August, 13mm (0.51") of precipitation is accumulated. In Vermil, Portugal, during the entire year, the rain falls for 138 days and collects up to 860mm (33.86") of precipitation.

Snowfall

February through December are months without snowfall in Vermil.

Daylight

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

Sunshine

In Vermil, the average sunshine is 10.8h.

UV index

July and August, with an average maximum UV index of 6, are months with the highest UV index in Vermil. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to the UV radiation for the average person.
Note: In August, the average maximum UV index of 6 translate into the following recommendations:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. 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. 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 Vermil?

The warmest month in Vermil is August, with an average high-temperature of 27.8°C (82°F) and an average low-temperature of 14.1°C (57.4°F).

What is the temperature in August in Vermil?

In Vermil, in August, the average high-temperature is 27.8°C (82°F), and the average low-temperature is 14.1°C (57.4°F). The average heat index (a.k.a. 'real feel', 'apparent temperature'), that calculates temperature value influenced by the moisture in the air, in August is estimated at 29.5°C (85.1°F).

What is the least humid month in Vermil?

With an average relative humidity of 63%, August is the least humid month in Vermil.

What is the average humidity in August in Vermil?

The average relative humidity in August in Vermil, Portugal, is 63%.

How much does it rain in Vermil in August?

In Vermil, Portugal, in August, it is raining for 4.6 days, with typically 13mm (0.51") of accumulated precipitation.

When it does not snow in Vermil?

February through December are months without snowfall in Vermil.

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

The average length of the day in August in Vermil is 13.8h.

How many hours of sunshine does Vermil have in August?

In Vermil, the average sunshine in August is 10.8h.

When is the highest UV index in Vermil?

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

What is the UV index reading in August in Vermil?

The average daily maximum UV index in August in Vermil, Portugal, is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to the UV radiation.

Average temperature in August
Vermil, Portugal

Average temperature in August - Vermil, Portugal
  • Average high temperature in August: 27.8°C

The warmest month (with the highest average high temperature) is August (27.8°C).
The month with the lowest average high temperature is January (11.4°C).

  • Average low temperature in August: 14.1°C

The month with the highest average low temperature is August (14.1°C).
The coldest months (with the lowest average low temperature) are January and February (4.7°C).

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Average pressure in August
Vermil, Portugal

Average pressure in August - Vermil, Portugal
  • Average pressure in August: 1017.2mbar

The month with the highest atmospheric pressure is December (1022.5mbar).
The month with the lowest atmospheric pressure is April (1015.3mbar).

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Average wind speed in August
Vermil, Portugal

Average wind speed in August - Vermil, Portugal
  • Average wind speed in August: 6.8km/h

The windiest month (with the highest average wind speed) is March (8.2km/h).
The calmest month (with the lowest average wind speed) is September (6.5km/h).

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Average humidity in August
Vermil, Portugal

Average humidity in August - Vermil, Portugal
  • Average humidity in August: 63%

The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is August (63%).

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Average rainfall in August
Vermil, Portugal

Average rainfall in August - Vermil, Portugal
  • Average rainfall in August: 13mm

The wettest month (with the highest rainfall) is December (131mm).
The driest month (with the least rainfall) is July (10mm).

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Average rainfall days in August
Vermil, Portugal

Average rainfall days in August - Vermil, Portugal
  • Average rainfall days in August: 4.6 days

The month with the highest number of rainy days is January (15.8 days).
The month with the least rainy days is August (4.6 days).

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Average snowfall in August
Vermil, Portugal

Average snowfall in August - Vermil, 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
Vermil, Portugal

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

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

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

Average daylight in August / Average sunshine in August - Vermil, 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: 9.2h).

  • Average sunshine in August: 10.8h

The month with the most sunshine is July (Average sunshine: 11.2h).
The month with the least sunshine is January (Average sunshine: 4.7h).

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Average sunshine days in August
Vermil, Portugal

Average sunshine days in August - Vermil, Portugal
  • Average sunshine days in August: 24.2 days

The month with the most sunshine days is August (24.2 days).
The month with the least sunshine days is November (11.9 days).

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Average UV index in August
Vermil, Portugal

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

Months with the highest UV index are July and August (UV index 6).
The month with the lowest UV index is January (UV index 2).

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Average cloud cover in August
Vermil, Portugal

Average cloud cover in August - Vermil, Portugal
  • Average cloud cover in August: 21

The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 21).

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Average visibility in August
Vermil, Portugal

Average visibility in August - Vermil, 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 (7km).

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