August weather forecast
Chavão, Portugal

August

Weather in August

The last month of the summer, August, is another warm month in Chavão, Portugal, with an average temperature fluctuating between 27.2°C (81°F) and 15°C (59°F).

Temperature

Chavão's warmest month, August, generally records average temperatures ranging from a high of 27.2°C (81°F) to a low of 15°C (59°F).

Heat index

In August, the average heat index is evaluated at 29°C (84.2°F). Continuing activity during long-lasting exposure might induce tiredness and result in heat cramps.
The heat index's values are generally associated with conditions in shade and light breezes. With direct sunlight, the heat index could increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is an estimation of the warmth sensation when considering humidity levels. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Juveniles often do not understand the need to recuperate and rehydrate. Thirst is a delayed symptom of dehydration - hence, it is vital to maintain hydration, particularly during ongoing physical activities.

Humidity

August and September, with an average relative humidity of 65%, are the least humid months.

Rainfall

In August, the rain falls for 3.5 days. Throughout August, 9mm (0.35") of precipitation is accumulated. Throughout the year, there are 127.9 rainfall days, and 828mm (32.6") of precipitation is accumulated.

Daylight

In Chavão, the average length of the day in August is 13h and 48min.
On the first day of August, 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 20:08 WEST.

Sunshine

The average sunshine in August is 10.7h.

UV index

With an average maximum UV index of 6, August is the month with the highest UV index. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for average individuals.
Note: In August, the UV index of 6 transforms into the following advice:
Dodge overexposure. Fair-skinned people can get singed in less than 20 minutes. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.

Frequently asked questions

What time of the year is the hottest?
Temperature records in Chavão, Portugal, mark August as the warmest month, with highs averaging 27.2°C (81°F) and lows at 15°C (59°F).
What is the temperature in August?
The high-temperature, in August, in Chavão, is 27.2°C (81°F), while the low-temperature averages to 15°C (59°F). In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which represents the influence of relative humidity on air temperature, is evaluated at 29°C (84.2°F).
What is the least humid month?
August and September, with an average relative humidity of 65%, are the least humid months.
What is the average humidity in August in Chavão?
The average relative humidity in August is 65%.
How much does it rain in August?
In Chavão, in August, during 3.5 rainfall days, 9mm (0.35") of precipitation is typically accumulated.
How many hours of daylight does Chavão have in August?
In August, the average day length is 13h and 48min.
When is the sunrise / sunset in August?
On the first day of August, 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 20:08 WEST.
How many hours of sunshine does Chavão have in August?
In Chavão, the average sunshine duration in August is 10.7h.
What is the month with the highest UV index?
August is the month with the highest UV index, with an average maximum UV index of 6.
How high is the UV index in August in Chavão?
In August, the average daily maximum UV index in Chavão is 6. A UV Index of 6 to 7 symbolizes a high health threat from exposure to the Sun's 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
Chavão, Portugal
  • Average high temperature in August: 27.2°C

The warmest month (with the highest average high temperature) is August (27.2°C).
The month with the lowest average high temperature is January (12.6°C).

  • Average low temperature in August: 15°C

The month with the highest average low temperature is July (15.1°C).
The coldest month (with the lowest average low temperature) is February (6.1°C).

Average pressure in August
Chavão, Portugal
  • Average pressure in August: 1017.3mbar

The month with the highest atmospheric pressure is December (1022.4mbar).
The month with the lowest atmospheric pressure is April (1015.3mbar).

Average wind speed in August
Chavão, Portugal
  • Average wind speed in August: 7.7km/h

The windiest month (with the highest average wind speed) is March (9.3km/h).
The calmest month (with the lowest average wind speed) is September (7.3km/h).

Average humidity in August
Chavão, Portugal
  • Average humidity in August: 65%

The month with the highest relative humidity is January (84%).
The months with the lowest relative humidity are August and September (65%).

Average rainfall in August
Chavão, Portugal
  • Average rainfall in August: 9mm

The wettest month (with the highest rainfall) is November (125mm).
The driest month (with the least rainfall) is July (8mm).

Average rainfall days in August
Chavão, Portugal
  • Average rainfall days in August: 3.5 days

The month with the highest number of rainy days is November (15.6 days).
The month with the least rainy days is August (3.5 days).

Average daylight in August /
Average sunshine in August
Chavão, 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 4min

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 54min).

Average sunshine days in August
Chavão, Portugal
  • Average sunshine days in August: 26.2 days

The month with the most sunshine days is August (26.2 days).
The month with the least sunshine days is November (13.2 days).

Average UV index in August
Chavão, 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
Chavão, Portugal
  • Average cloud cover in August: 22

The month with the most cloud cover is January (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 22).

Average visibility in August
Chavão, Portugal
  • Average visibility in August: 9km

The months with the highest visibility are February, March, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January and April (8km).

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