August weather forecast
Guimaraes, Portugal

August

Weather in August

The last month of the summer, August, is another warm month in Guimaraes, Portugal, with temperature in the range of an average low of 15.8°C (60.4°F) and an average high of 25.1°C (77.2°F).

Temperature

August stands out as Guimaraes's warmest month, with temperatures ranging between an average high of 25.1°C (77.2°F) and a low of 15.8°C (60.4°F).

Humidity

In Guimaraes, the average relative humidity in August is 69%.

Rainfall

In Guimaraes, Portugal, in August, during 4.7 rainfall days, 10mm (0.39") of precipitation is typically accumulated. In Guimaraes, during the entire year, the rain falls for 137 days and collects up to 815mm (32.09") of precipitation.

Daylight

In August, the average length of the day in Guimaraes is 13h and 48min.
On the first day of the month, sunrise is at 06:28 and sunset at 20:50. On the last day of August, in Guimaraes, sunrise is at 06:58 and sunset at 20:07 WEST.

Sunshine

The average sunshine in August in Guimaraes is 10.9h.

UV index

The month with the highest UV index is August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for average individuals.
Note: In August, the maximum UV index of 6 suggests these recommendations:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.

Frequently asked questions

What month is the hottest in Guimaraes?
The month of August, characterized by an average high of 25.1°C (77.2°F) and a low of 15.8°C (60.4°F), is recognized as the warmest in Guimaraes, Portugal.
What is the usual temperature for Guimaraes in August?
The high-temperature, in August, in Guimaraes, is 25.1°C (77.2°F), while the low-temperature averages to 15.8°C (60.4°F).
What is the average humidity in August in Guimaraes?
The average relative humidity in August is 69%.
How many days does it rain in August in Guimaraes?
In August, in Guimaraes, the rain falls for 4.7 days. Throughout August, 10mm (0.39") of precipitation is accumulated.
What is the average length of the day in August in Guimaraes?
In August, the average day length in Guimaraes is 13h and 48min.
When are sunrise and sunset in August in Guimaraes?
In August, on the first day of the month, sunrise is at 06:28 and sunset at 20:50. On the last day of the month, sunrise is at 06:58 and sunset at 20:07 WEST.
How many hours of sunshine does Guimaraes have in August?
In Guimaraes, Portugal, the average sunshine duration in August is 10.9h.
When is the highest UV index in Guimaraes?
August is the month with the highest UV index in Guimaraes, Portugal, with an average maximum UV index of 6.
What is the UV index reading in August in Guimaraes?
In Guimaraes, the average daily maximum UV index in August is 6. A UV Index reading of 6 to 7 represents a high health vulnerability 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 - Guimaraes, Portugal
Average temperature in August
Guimaraes, Portugal
  • Average high temperature in August: 25.1°C

The warmest month (with the highest average high temperature) is August (25.1°C).
The month with the lowest average high temperature is January (12.8°C).

  • Average low temperature in August: 15.8°C

The months with the highest average low temperature are July and August (15.8°C).
The coldest month (with the lowest average low temperature) is February (7.6°C).

Average pressure in August - Guimaraes, Portugal
Average pressure in August
Guimaraes, Portugal
  • Average pressure in August: 1017.1mbar

The month with the highest atmospheric pressure is December (1022.5mbar).
The month with the lowest atmospheric pressure is April (1015.3mbar).

Average wind speed in August - Guimaraes, Portugal
Average wind speed in August
Guimaraes, Portugal
  • Average wind speed in August: 10.2km/h

The windiest month (with the highest average wind speed) is February (12.8km/h).
The calmest month (with the lowest average wind speed) is September (9.6km/h).

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

The month with the highest relative humidity is January (81%).
The month with the lowest relative humidity is September (68%).

Average rainfall in August - Guimaraes, Portugal
Average rainfall in August
Guimaraes, Portugal
  • Average rainfall in August: 10mm

The wettest month (with the highest rainfall) is November (126mm).
The driest month (with the least rainfall) is July (9mm).

Average rainfall days in August - Guimaraes, Portugal
Average rainfall days in August
Guimaraes, Portugal
  • Average rainfall days in August: 4.7 days

The month with the highest number of rainy days is November (16.1 days).
The month with the least rainy days is August (4.7 days).

Average daylight in August / Average sunshine in August - Guimaraes, Portugal
Average daylight in August /
Average sunshine in August
Guimaraes, 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 18min).
The month with the least sunshine is January (Average sunshine: 5h and 0min).

Average sunshine days in August - Guimaraes, Portugal
Average sunshine days in August
Guimaraes, Portugal
  • Average sunshine days in August: 24.8 days

The month with the most sunshine days is August (24.8 days).
The month with the least sunshine days is November (11.9 days).

Average UV index in August - Guimaraes, Portugal
Average UV index in August
Guimaraes, 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, November and December (UV index 3).

Average cloud cover in August - Guimaraes, Portugal
Average cloud cover in August
Guimaraes, Portugal
  • Average cloud cover in August: 19

The month with the most cloud cover is January (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 18).

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

The month with the highest visibility is June (10km).
The months with the lowest visibility are January, February, March, April, May, July, August, September, October, November and December (9km).

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