August weather forecast and climate
Nisa, Portugal

Weather in August

August, the last month of the summer, in Nisa, is another tropical month, with average temperature fluctuating between 33.3°C (91.9°F) and 17.7°C (63.9°F).

Temperature

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

Heat index

The average heat index is calculated to a tropical 35°C (95°F). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
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', 'real feel', 'apparent temperature', or 'felt air temperature', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. This effect is individual, with diverse people perceiving weather differently for numerous reasons (pregnancy, metabolic differences, clothing), and activity. 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. 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

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

Rainfall

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

Snowfall

April through December are months without snowfall.

Daylight

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

Sunshine

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

UV index

With an average maximum UV index of 7, August is the month with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health hazard from unprotected exposure to the Sun's UV rays for average individuals.
Note: The average daily UV index of 7 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. 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 Nisa?

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 in Nisa, Portugal.

What is the temperature in August in Nisa?

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

What is the least humid month in Nisa?

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

What is the average humidity in August in Nisa?

The average relative humidity in August in Nisa is 43%.

How many days does it rain in August in Nisa?

In Nisa, Portugal, during August, the rain falls for 1.8 days and regularly aggregates up to 4mm (0.16") of precipitation.

When it does not snow in Nisa?

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

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

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

What are the months with the most sunshine in Nisa?

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

How many hours of sunshine does Nisa have in August?

The average sunshine in August is 11.8h.

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

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

How high is the UV index in August in Nisa?

In August, the average daily maximum UV index is 7. A UV Index reading of 6 to 7 represents a high hazard to health from the exposure to the Sun's UV radiation.

Average temperature in August
Nisa, Portugal

Average temperature in August - Nisa, 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
Nisa, Portugal

Average pressure in August - Nisa, 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
Nisa, Portugal

Average wind speed in August - Nisa, 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
Nisa, Portugal

Average humidity in August - Nisa, 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
Nisa, Portugal

Average rainfall in August - Nisa, 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
Nisa, Portugal

Average rainfall days in August - Nisa, 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
Nisa, Portugal

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

The month with the highest snowfall is February (5mm).
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
Nisa, Portugal

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

The month with the highest number of snowfall days is February (0.4 days).
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
Nisa, Portugal

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

The month with the longest days is June (Average daylight: 14.9h).
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: 5.1h).

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Average sunshine days in August
Nisa, Portugal

Average sunshine days in August - Nisa, 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
Nisa, Portugal

Average UV index in August - Nisa, 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, March, November and December (UV index 3).

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Average cloud cover in August
Nisa, Portugal

Average cloud cover in August - Nisa, 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
Nisa, Portugal

Average visibility in August - Nisa, 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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