August weather forecast
São João da Talha, Portugal

August

Weather in August

August, the last month of the summer in São João da Talha, is another warm month, with an average temperature ranging between max 27.4°C (81.3°F) and min 17.6°C (63.7°F).

Temperature

In São João da Talha, the peak temperatures are generally noted in August, averaging a high of 27.4°C (81.3°F) and a low of 17.6°C (63.7°F).

Heat index

August's average heat index is calculated to be 29°C (84.2°F). With extended exposure and activity, one might feel exhausted and experience heat cramps.
Always consider that heat index estimations are for light winds and places in the shade. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is a single figure representing how weather conditions feel when combining temperature and humidity. The effect of weather is individual, with a variety of people experiencing it differently due to distinctions in body mass, height, and level of activity. Awareness is key; direct sunlight can enhance the weather's impact, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Youngsters often neglect the necessity for rest and hydration. Thirst is a sign of advancing dehydration - thus the importance of maintaining hydration, specifically during long-lasting physical activities.

Humidity

The least humid month is August, with an average relative humidity of 68%.

Rainfall

In August, in São João da Talha, Portugal, the rain falls for 2.3 days. Throughout August, 4mm (0.16") of precipitation is accumulated. In São João da Talha, during the entire year, the rain falls for 111.8 days and collects up to 359mm (14.13") of precipitation.

Sea temperature

In São João da Talha, Portugal, the average seawater temperature in August is 19.6°C (67.3°F).
Note: Most people do not find swimming enjoyable in water of 19.6°C (67.3°F). The task of controlling breathing becomes tougher as the temperature drops from 21°C (69.8°F) to 15°C (59°F).

Daylight

In São João da Talha, Portugal, the average length of the day in August is 13h and 38min.
On the first day of August, sunrise is at 06:38 and sunset at 20:47. On the last day of the month, sunrise is at 07:05 and sunset at 20:08 WEST.

Sunshine

The average sunshine in August in São João da Talha is 11.1h.

UV index

June through September, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: A maximum UV index of 6 in August translates into the following recommendations:
Resist overexposure. Safeguarding from solar damage is indispensable. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.

Frequently asked questions

What is the hottest time of year in São João da Talha?
During the warmest month in São João da Talha, August, temperatures average a high of 27.4°C (81.3°F) and a low of 17.6°C (63.7°F).
What are the temperatures in São João da Talha in August?
An average high-temperature, in August, in São João da Talha, is 27.4°C (81.3°F) and the average low-temperature is 17.6°C (63.7°F). In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 29°C (84.2°F).
What is the least humid month in São João da Talha?
The least humid month in São João da Talha is August, with an average relative humidity of 68%.
What is the average humidity in August in São João da Talha?
In São João da Talha, the average relative humidity in August is 68%.
How much does it rain in São João da Talha in August?
In August, the rain falls for 2.3 days. Throughout August, 4mm (0.16") of precipitation is accumulated.
What is the sea temperature in August in São João da Talha?
In São João da Talha, Portugal, in August, the average water temperature is 19.6°C (67.3°F). For swimming, a surface water temperature of 19.6°C (67.3°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).
What is the average length of the day in August in São João da Talha?
In August, the average day length in São João da Talha is 13h and 38min.
What time are sunrise and sunset in August in São João da Talha?
In August, on the first day of the month, sunrise is at 06:38 and sunset at 20:47. On the last day of the month, in São João da Talha, sunrise is at 07:05 and sunset at 20:08 WEST.
How many hours of sunshine does São João da Talha have in August?
The average sunshine duration in August in São João da Talha is 11.1h.
What is the month with the highest UV index in São João da Talha?
The months with the highest UV index in São João da Talha, Portugal, are June through September, with an average maximum UV index of 6.
What is the UV index intensity in August in São João da Talha?
The average daily maximum UV index in August in São João da Talha, Portugal, is 6. A UV Index estimate of 6 to 7 represents a high health threat from unsafe exposure to Sun's UV rays.
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
São João da Talha, Portugal
  • Average high temperature in August: 27.4°C

The warmest month (with the highest average high temperature) is August (27.4°C).
The month with the lowest average high temperature is January (14.8°C).

  • Average low temperature in August: 17.6°C

The month with the highest average low temperature is August (17.6°C).
The coldest month (with the lowest average low temperature) is February (9.4°C).

Average pressure in August
São João da Talha, Portugal
  • Average pressure in August: 1016.6mbar

The month with the highest atmospheric pressure is December (1022.6mbar).
The month with the lowest atmospheric pressure is April (1015.7mbar).

Average wind speed in August
São João da Talha, Portugal
  • Average wind speed in August: 14.9km/h

The windiest months (with the highest average wind speed) are February and July (15.9km/h).
The calmest months (with the lowest average wind speed) are September and October (12.9km/h).

Average humidity in August
São João da Talha, Portugal
  • Average humidity in August: 68%

The month with the highest relative humidity is January (77%).
The month with the lowest relative humidity is August (68%).

Average rainfall in August
São João da Talha, Portugal
  • Average rainfall in August: 4mm

The wettest month (with the highest rainfall) is November (61mm).
The driest month (with the least rainfall) is July (3mm).

Average rainfall days in August
São João da Talha, Portugal
  • Average rainfall days in August: 2.3 days

The month with the highest number of rainy days is November (14.1 days).
The month with the least rainy days is August (2.3 days).

Average sea temperature in August
São João da Talha, Portugal
  • Average sea temperature in August: 19.6°C

The best month for swimming (with the highest average sea temperature) is September (19.9°C).
The coldest month (with the lowest average sea temperature) is March (15.1°C).

Average daylight in August /
Average sunshine in August
São João da Talha, Portugal
  • Average daylight in August: 13h and 4min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in August: 11h and 1min

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 24min).

Average sunshine days in August
São João da Talha, Portugal
  • Average sunshine days in August: 26.4 days

The month with the most sunshine days is August (26.4 days).
The months with the least sunshine days are April and November (14.5 days).

Average UV index in August
São João da Talha, Portugal
  • Average UV index in August: 6

The months with the highest UV index are June, July, August and September (UV index 6).
The month with the lowest UV index is December (UV index 3).

Average cloud cover in August
São João da Talha, Portugal
  • Average cloud cover in August: 14

The month with the most cloud cover is January (Cloud cover 40).
The month with the least cloud cover is August (Cloud cover 14).

Average visibility in August
São João da Talha, 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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