August weather forecast
Barcelos, Portugal

August

Weather in August

The last month of the summer, August, is also a moderately hot month in Barcelos, Portugal, with an average temperature ranging between max 25.9°C (78.6°F) and min 15.5°C (59.9°F).

Temperature

August, with its high-temperature average of 25.9°C (78.6°F) and a low-temperature average of 15.5°C (59.9°F), is the warmest month.

Humidity

The average relative humidity in August in Barcelos is 69%.

Rainfall

In Barcelos, Portugal, in August, it is raining for 4.8 days, with typically 14mm (0.55") of accumulated precipitation. Throughout the year, in Barcelos, there are 138.8 rainfall days, and 930mm (36.61") of precipitation is accumulated.

Daylight

In Barcelos, Portugal, the average length of the day in August is 13h and 48min.
On the first day of August in Barcelos, sunrise is at 06:29 and sunset at 20:51. On the last day of the month, sunrise is at 07:00 and sunset at 20:09 WEST.

Sunshine

The average sunshine in August in Barcelos is 10.8h.

UV index

August is the month with the highest UV index in Barcelos, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In August, the maximum UV index of 6 transforms into these recommendations:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. Opt for tightly woven and loose clothing to enhance protection from the Sun.

Frequently asked questions

What are the warmest months in Barcelos?
In Barcelos, Portugal, the average highest temperatures are observed in August, with a high of 25.9°C (78.6°F) and a low of 15.5°C (59.9°F).
What is the temperature in August in Barcelos?
In August, in Barcelos, the average high-temperature is 25.9°C (78.6°F), and the average low-temperature is 15.5°C (59.9°F).
What is the average humidity in August in Barcelos?
In Barcelos, Portugal, the average relative humidity in August is 69%.
How many days does it rain in August in Barcelos?
In Barcelos, in August, during 4.8 rainfall days, 14mm (0.55") of precipitation is typically accumulated.
What is the average length of the day in August in Barcelos?
In August, the average day length in Barcelos is 13h and 48min.
When are sunrise and sunset in August in Barcelos?
In August, on the first day of the month, sunrise is at 06:29 and sunset at 20:51. On the last day of the month, sunrise is at 07:00 and sunset at 20:09 WEST.
How long on average sun shines in August in Barcelos?
The average sunshine duration in August in Barcelos is 10.8h.
When is the highest UV index in Barcelos?
August is the month with the highest UV index in Barcelos, with an average maximum UV index of 6.
What is the UV index reading in August in Barcelos?
In Barcelos, Portugal, the average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high health threat 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in August - Barcelos, Portugal
Average temperature in August
Barcelos, 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 (12.8°C).

  • Average low temperature in August: 15.5°C

The month with the highest average low temperature is August (15.5°C).
The coldest months (with the lowest average low temperature) are January and February (6.9°C).

Average pressure in August - Barcelos, Portugal
Average pressure in August
Barcelos, Portugal
  • Average pressure in August: 1017.4mbar

The month with the highest atmospheric pressure is December (1022.3mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).

Average wind speed in August - Barcelos, Portugal
Average wind speed in August
Barcelos, Portugal
  • Average wind speed in August: 9.4km/h

The windiest month (with the highest average wind speed) is February (11.4km/h).
The calmest month (with the lowest average wind speed) is September (8.8km/h).

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

The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is September (68%).

Average rainfall in August - Barcelos, Portugal
Average rainfall in August
Barcelos, Portugal
  • Average rainfall in August: 14mm

The wettest month (with the highest rainfall) is November (144mm).
The driest month (with the least rainfall) is July (10mm).

Average rainfall days in August - Barcelos, Portugal
Average rainfall days in August
Barcelos, Portugal
  • Average rainfall days in August: 4.8 days

The month with the highest number of rainy days is November (16.5 days).
The month with the least rainy days is August (4.8 days).

Average daylight in August / Average sunshine in August - Barcelos, Portugal
Average daylight in August /
Average sunshine in August
Barcelos, Portugal
  • Average daylight in August: 13h and 5min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in August: 10h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 48min).

Average sunshine days in August - Barcelos, Portugal
Average sunshine days in August
Barcelos, Portugal
  • Average sunshine days in August: 24.3 days

The month with the most sunshine days is August (24.3 days).
The month with the least sunshine days is November (12.5 days).

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

The month with the highest UV index is August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 3).

Average cloud cover in August - Barcelos, Portugal
Average cloud cover in August
Barcelos, Portugal
  • Average cloud cover in August: 20

The month with the most cloud cover is January (Cloud cover 46).
The months with the least cloud cover are July, August and September (Cloud cover 20).

Average visibility in August - Barcelos, Portugal
Average visibility in August
Barcelos, Portugal
  • Average visibility in August: 9km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).

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