August weather forecast and climate
Monte Branco, Portugal

Weather in August

August, the last month of the summer, in Monte Branco, is also a hot month, with average temperature fluctuating between 16.9°C (62.4°F) and 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 16.9°C (62.4°F).

Heat index

In August, the average heat index is appraised at a torrid 37.4°C (99.3°F). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
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 'feels like', 'apparent temperature', 'felt air temperature', or 'real feel', combines air temperature and relative humidity to represent a human perceived temperature equivalent. Additional factors like activity, differences in body mass, height, and shape, clothing, and metabolic differences affect individual temperature impact. 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.
To prevent overheating and help regulate its internal temperature, the human body sweat and rely on the evaporation to cool down. Under high air temperature and humidity (high heat index) conditions, perspiration is limited, and the perception of heat is increased. When heat gain surpasses the level the body can shed, body temperature begins to increase, and consequently, overheating and dehydration can occur, with varying severity.

Humidity

August is the least humid month, with an average relative humidity of 49%.

Rainfall

In August, in Monte Branco, the rain falls for 2 days. Throughout August, 3mm (0.12") of precipitation is accumulated. Throughout the year, there are 95.8 rainfall days, and 310mm (12.2") of precipitation is accumulated.

Daylight

The average length of the day in Monte Branco is 13.6h.

Sunshine

July and August, with an average of 11.4h of sunshine, are months with the most sunshine.

UV index

With an average maximum UV index of 7, August is the month with the highest UV index in Monte Branco. A UV Index of 6 to 7 symbolizes a high health hazard from the exposure to the Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 7 in August transform into the following instructions:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. 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. 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 warmest month in Monte Branco?

The warmest month in Monte Branco, Portugal, is August, with an average high-temperature of 33.7°C (92.7°F) and an average low-temperature of 16.9°C (62.4°F).

What is the temperature in August in Monte Branco?

The average high-temperature, in August, is 33.7°C (92.7°F), while the average low-temperature is 16.9°C (62.4°F). In August, the average heat index (a.k.a. 'apparent temperature', 'real feel'), that combines air temperature and relative humidity, is estimated at 37.4°C (99.3°F).

What is the least humid month in Monte Branco?

With an average relative humidity of 49%, August is the least humid month in Monte Branco, Portugal.

What is the average humidity in August in Monte Branco?

In August, the average relative humidity is 49%.

How many days does it rain in August in Monte Branco?

In Monte Branco, Portugal, during August, the rain falls for 2 days and regularly aggregates up to 3mm (0.12") of precipitation.

What is the average length of the day in August in Monte Branco?

The average length of the day in August is 13.6h.

What is the month with the most sunshine in Monte Branco?

July and August, with an average of 11.4h of sunshine, are months with the most sunshine in Monte Branco, Portugal.

How long on average sun shines in August in Monte Branco?

In Monte Branco, Portugal, the average sunshine in August is 11.4h.

When is the highest UV index in Monte Branco?

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

What is the UV index reading in August in Monte Branco?

The average daily maximum UV index in August in Monte Branco, Portugal, is 7. A UV Index estimate of 6 to 7 represents a high hazard to health from unsafe exposure to the Sun's UV rays.

Average temperature in August
Monte Branco, Portugal

Average temperature in August - Monte Branco, 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 (13.7°C).

  • Average low temperature in August: 16.9°C

The month with the highest average low temperature is August (16.9°C).
The coldest month (with the lowest average low temperature) is February (5.2°C).

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Average pressure in August
Monte Branco, Portugal

Average pressure in August - Monte Branco, Portugal
  • Average pressure in August: 1015.6mbar

The month with the highest atmospheric pressure is December (1022.8mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).

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Average wind speed in August
Monte Branco, Portugal

Average wind speed in August - Monte Branco, Portugal
  • Average wind speed in August: 11.1km/h

The windiest months (with the highest average wind speed) are February and March (12km/h).
The calmest month (with the lowest average wind speed) is September (9.7km/h).

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Average humidity in August
Monte Branco, Portugal

Average humidity in August - Monte Branco, Portugal
  • Average humidity in August: 49%

The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is August (49%).

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Average rainfall in August
Monte Branco, Portugal

Average rainfall in August - Monte Branco, Portugal
  • Average rainfall in August: 3mm

The wettest month (with the highest rainfall) is April (52mm).
The driest month (with the least rainfall) is July (2mm).

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Average rainfall days in August
Monte Branco, Portugal

Average rainfall days in August - Monte Branco, Portugal
  • Average rainfall days in August: 2 days

The month with the highest number of rainy days is March (13.8 days).
The month with the least rainy days is August (2 days).

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Average daylight in August /
Average sunshine in August
Monte Branco, Portugal

Average daylight in August / Average sunshine in August - Monte Branco, 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: 11.4h

Months with the most sunshine are July and August (Average sunshine: 11.4h).
The month with the least sunshine is January (Average sunshine: 5h).

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Average sunshine days in August
Monte Branco, Portugal

Average sunshine days in August - Monte Branco, Portugal
  • Average sunshine days in August: 28.2 days

The month with the most sunshine days is July (28.8 days).
The month with the least sunshine days is April (15.3 days).

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Average UV index in August
Monte Branco, Portugal

Average UV index in August - Monte Branco, 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
Monte Branco, Portugal

Average cloud cover in August - Monte Branco, Portugal
  • Average cloud cover in August: 11

The month with the most cloud cover is January (Cloud cover 44).
Months with the least cloud cover are July and August (Cloud cover 11).

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Average visibility in August
Monte Branco, Portugal

Average visibility in August - Monte Branco, Portugal
  • Average visibility in August: 10km

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

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