August weather forecast
Portalegre, Portugal

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Weather in August

August continues with July's high temperatures, but the heat starts showing signs of cooling down later in the month. August ties with July for the least amount of rainfall and cloud cover, offering extensive hours of uninterrupted sunshine. Sunbathers can glory in the outdoor weather as this month experiences the highest UV index of 7. Despite the slight decrease in wind speed, the air remains fresh due to the city's geographical location.

Temperature

With an average high-temperature of 33.3°C (91.9°F) and an average low-temperature of 17.7°C (63.9°F), August is the warmest month.

Heat index

During August, the heat index is appraised at a torrid 35°C (95°F). Exercise enhanced safety steps, heat cramps and heat exhaustion are probable. Heatstroke could be a result of sustained activity.
The metrics for the heat index are tailored for both shady environments and light winds. Heat index values have the potential to be boosted by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'real feel', blends air temperature and moisture content to represent the felt temperature to humans. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. Given direct exposure to sunlight, one might experience a rise in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.
The natural method the human body uses to remove excess heat is by perspiring and letting sweat evaporate. When air moisture content is high, the cooling process through evaporation is not as efficient, leading to an ineffective body cooling process and a feeling of overheating. Overheating can ensue when the body accumulates more heat than it can release, and dehydration severity may vary.

Humidity

August is the least humid month in Portalegre, Portugal, with an average relative humidity of 43%.

Rainfall

In Portalegre, in August, it is raining for 1.8 days, with typically 4mm (0.16") of accumulated precipitation. Throughout the year, there are 78.7 rainfall days, and 219mm (8.62") of precipitation is accumulated.

Snowfall

In Portalegre, snow does not fall in April through December.

Daylight

In Portalegre, the average length of the day in August is 13h and 40min.
On the first day of August, sunrise is at 06:30 and sunset at 20:41. On the last day of the month, sunrise is at 06:57 and sunset at 20:01 WEST.

Sunshine

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

UV index

With an average maximum UV index of 7, August is the month with the highest UV index in Portalegre. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: A maximum daily UV index of 7 during August morphs into the following directions:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
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Frequently asked questions

What time of the year is the hottest in Portalegre?

In Portalegre, Portugal, the peak average temperatures are observed in August, with a high of 33.3°C (91.9°F) and a low of 17.7°C (63.9°F).

How hot does it get in Portalegre in August?

In August, in Portalegre, the average high-temperature is 33.3°C (91.9°F), and the average low-temperature is 17.7°C (63.9°F). In August, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines air temperature and relative humidity, is appraised at 35°C (95°F).

What is the least humid month in Portalegre?

August is the least humid month, with an average relative humidity of 43%.

What is the average humidity in August in Portalegre?

The average relative humidity in August is 43%.

How much does it rain in Portalegre in August?

In Portalegre, Portugal, in August, it is raining for 1.8 days, with typically 4mm (0.16") of accumulated precipitation.

When it does not snow in Portalegre?

In Portalegre, Portugal, snow does not fall in April through December.

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

The average day length in August in Portalegre, Portugal, is 13h and 40min.

When is the sunrise / sunset in August in Portalegre?

On the first day of August in Portalegre, Portugal, sunrise is at 06:30 and sunset at 20:41. On the last day of the month, sunrise is at 06:57 and sunset at 20:01 WEST.

What is the month with the most sunshine in Portalegre?

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

How many hours of sunshine does Portalegre have in August?

The average sunshine duration in August in Portalegre is 11.8h.

What is the month with the highest UV index in Portalegre?

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

How high is the UV index in August in Portalegre?

The average daily maximum UV index in August in Portalegre, Portugal, is 7. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover

Average temperature in August
Portalegre, Portugal

Average temperature in August - Portalegre, Portugal
  • Average high temperature in August: 33.3°C

The warmest month (with the highest average high temperature) is August (33.3°C).
The month with the lowest average high temperature is January (11.9°C).

  • Average low temperature in August: 17.7°C

The month with the highest average low temperature is August (17.7°C).
The coldest month (with the lowest average low temperature) is January (4.2°C).

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Average pressure in August
Portalegre, Portugal

Average pressure in August - Portalegre, Portugal
  • Average pressure in August: 1015.4mbar

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
Portalegre, Portugal

Average wind speed in August - Portalegre, Portugal
  • Average wind speed in August: 9.2km/h

The windiest month (with the highest average wind speed) is February (12.1km/h).
The calmest month (with the lowest average wind speed) is September (8.4km/h).

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Average humidity in August
Portalegre, Portugal

Average humidity in August - Portalegre, Portugal
  • Average humidity in August: 43%

The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is August (43%).

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Average rainfall in August
Portalegre, Portugal

Average rainfall in August - Portalegre, Portugal
  • Average rainfall in August: 4mm

The wettest month (with the highest rainfall) is November (39mm).
The driest month (with the least rainfall) is July (3mm).

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Average rainfall days in August
Portalegre, Portugal

Average rainfall days in August - Portalegre, Portugal
  • Average rainfall days in August: 1.8 days

The month with the highest number of rainy days is April (11.7 days).
The month with the least rainy days is July (1.7 days).

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Average snowfall in August
Portalegre, Portugal

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

The month with the highest snowfall is February (5mm).
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0mm).

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Average snowfall days in August
Portalegre, Portugal

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

The month with the highest number of snowfall days is February (0.4 days).
The months with the least snowfall days are April, May, June, July, August, September, October, November and December (0 days).

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

Average daylight in August / Average sunshine in August - Portalegre, Portugal
  • Average daylight in August: 13h and 4min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in August: 11h and 5min

The months with the most sunshine are July and August (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).

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Average sunshine days in August
Portalegre, Portugal

Average sunshine days in August - Portalegre, Portugal
  • Average sunshine days in August: 28.3 days

The month with the most sunshine days is July (28.7 days).
The month with the least sunshine days is April (16.6 days).

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Average UV index in August
Portalegre, Portugal

Average UV index in August - Portalegre, Portugal
  • Average UV index in August: 7

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

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Average cloud cover in August
Portalegre, Portugal

Average cloud cover in August - Portalegre, Portugal
  • Average cloud cover in August: 8

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

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Average visibility in August
Portalegre, Portugal

Average visibility in August - Portalegre, Portugal
  • Average visibility in August: 10km

The 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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Portalegre, Portugal

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