August weather forecast
Alvor, Portugal

August

Weather in August

As Alvor enters August, the scorching heat reaches its zenith recording the highest average temperature for the year at 25.9°C (78.6°F). Despite the high temperatures, a drop in average wind speed to 15.8km/h (9.8mph) balances the climate making it comfortable. While most of the Northern Hemisphere witness jam-packed beaches in August, Alvor experiences the least crowd and ensures a peaceful stay. Rainfall remains nearly non-existent and the sea water temperature peaks, providing optimal conditions for water activities.

Temperature

Alvor notes the warmest temperatures in August, with a high average of 25.9°C (78.6°F) and a low of 19.7°C (67.5°F).

Humidity

The least humid month in Alvor is August, with an average relative humidity of 69%.

Rainfall

In Alvor, rain does not fall in June through September.

Sea temperature

In Alvor, the average seawater temperature in August is 20.8°C (69.4°F).
Note: Swimming is not a pleasurable activity for the majority in water at 20.8°C (69.4°F). Breathing control gets harder as the water temperature dips from 21°C (69.8°F) to 15°C (59°F).

Daylight

The average length of the day in August in Alvor, Portugal, is 13h and 33min.
On the first day of the month, sunrise is at 06:39 and sunset at 20:41. On the last day of August, sunrise is at 07:04 and sunset at 20:04 WEST.

Sunshine

In August, the average sunshine is 11.5h.

UV index

The months with the highest UV index in Alvor are June through September, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: The UV index of 6 in August translates into these instructions:
Undertake precautions and comply with sun safety standards. Protection from skin and eye injury is vital. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.

Frequently asked questions

What time of the year is the hottest in Alvor?
Alvor's warmest month, August, generally records average temperatures ranging from a high of 25.9°C (78.6°F) to a low of 19.7°C (67.5°F).
What is the usual temperature for Alvor in August?
In August, the average high-temperature and low-temperature are 25.9°C (78.6°F) and 19.7°C (67.5°F) respectively.
What is the least humid month in Alvor?
The least humid month is August, with an average relative humidity of 69%.
What is the average humidity in August in Alvor?
In Alvor, Portugal, the average relative humidity in August is 69%.
What is the driest month in Alvor?
June through September are months without rainfall in Alvor.
How cold is the water in August in Alvor?
In August, the average sea temperature in Alvor, Portugal, is 20.8°C (69.4°F). Swimming in 20.8°C (69.4°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).
What is the average length of the day in August in Alvor?
In August, the average day length in Alvor is 13h and 33min.
What time are sunrise and sunset in August in Alvor?
On the first day of August in Alvor, Portugal, sunrise is at 06:39 and sunset at 20:41. On the last day of the month, sunrise is at 07:04 and sunset at 20:04 WEST.
How long on average sun shines in August in Alvor?
In August, the average sunshine duration in Alvor, Portugal, is 11.5h.
When is the highest UV index in Alvor?
June through September, with an average maximum UV index of 6, are months with the highest UV index in Alvor, Portugal.
What is the UV index intensity in August in Alvor?
In Alvor, Portugal, the average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high hazard to health from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average sea temperature
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in August - Alvor, Portugal
Average temperature in August
Alvor, Portugal
  • Average high temperature in August: 25.9°C

The warmest month (with the highest average high temperature) is August (25.9°C).
The month with the lowest average high temperature is January (15.2°C).

  • Average low temperature in August: 19.7°C

The month with the highest average low temperature is August (19.7°C).
The coldest month (with the lowest average low temperature) is February (11.3°C).

Average pressure in August - Alvor, Portugal
Average pressure in August
Alvor, Portugal
  • Average pressure in August: 1016.1mbar

The month with the highest atmospheric pressure is December (1022.5mbar).
The month with the lowest atmospheric pressure is April (1015.6mbar).

Average wind speed in August - Alvor, Portugal
Average wind speed in August
Alvor, Portugal
  • Average wind speed in August: 15.8km/h

The windiest month (with the highest average wind speed) is February (19.1km/h).
The calmest month (with the lowest average wind speed) is September (13.6km/h).

Average humidity in August - Alvor, Portugal
Average humidity in August
Alvor, Portugal
  • Average humidity in August: 69%

The month with the highest relative humidity is April (76%).
The month with the lowest relative humidity is August (69%).

Average rainfall in August - Alvor, Portugal
Average rainfall in August
Alvor, Portugal
  • Average rainfall in August: 0mm

The wettest month (with the highest rainfall) is November (8mm).
The driest months (with the least rainfall) are June, July, August and September (0mm).

Average rainfall days in August - Alvor, Portugal
Average rainfall days in August
Alvor, Portugal
  • Average rainfall days in August: 0.2 days

The month with the highest number of rainy days is April (4.8 days).
The month with the least rainy days is August (0.2 days).

Average sea temperature in August - Alvor, Portugal
Average sea temperature in August
Alvor, Portugal
  • Average sea temperature in August: 20.8°C

The best month for swimming (with the highest average sea temperature) is September (21.2°C).
The coldest month (with the lowest average sea temperature) is March (16°C).

Average daylight in August / Average sunshine in August - Alvor, Portugal
Average daylight in August /
Average sunshine in August
Alvor, Portugal
  • Average daylight in August: 13h and 3min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in August: 11h and 3min

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

Average sunshine days in August - Alvor, Portugal
Average sunshine days in August
Alvor, Portugal
  • Average sunshine days in August: 30.6 days

The months with the most sunshine days are July and August (30.6 days).
The month with the least sunshine days is November (23.2 days).

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

The months with the highest UV index are June, July, August and September (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 4).

Average cloud cover in August - Alvor, Portugal
Average cloud cover in August
Alvor, Portugal
  • Average cloud cover in August: 7

The month with the most cloud cover is January (Cloud cover 32).
The month with the least cloud cover is July (Cloud cover 6).

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

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).

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