August weather forecast
Alte, Portugal

August

Weather in August

The last month of the summer, August, is another warm month in Alte, Portugal, with an average temperature fluctuating between 19.7°C (67.5°F) and 28°C (82.4°F).

Temperature

August brings the highest temperatures, with an average high of 28°C (82.4°F) and an average low of 19.7°C (67.5°F).

Heat index

Throughout August, the heat index is appraised at a hot 30°C (86°F). Exhaustion might be the outcome of enduring exposure and continuous activity, with a risk of heat cramps.
The standards for the heat index are set for locations in shade and under light breezes. A rise of up to 15 Fahrenheit (8 Celsius) degrees in the heat index could result from direct sunlight.
Note: The heat index, also known as 'feels like' or 'real feel', is an estimation of the warmth sensation when considering humidity levels. The impact of weather is individual, with diverse individuals experiencing it differently due to variations in body mass, height, and activity levels. One must note that being under the direct sun can escalate the heat's effects, with the heat index possibly rising by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Young children are more at risk than adults since they tend to sweat less. Moreover, their large skin surface in proportion to their small bodies and the high heat production due to their activities contribute to their vulnerability.

Humidity

The least humid month in Alte, Portugal, is August, with an average relative humidity of 62%.

Rainfall

January through June, August through December are months with rainfall. August is the first month it rains in Alte, Portugal. Throughout August, in the average 0.5 rainfall days, it receives 1mm (0.04") of precipitation. Throughout the year, in Alte, there are 45.8 rainfall days, and 63mm (2.48") of precipitation is accumulated.

Daylight

In Alte, the average length of the day in August is 13h and 33min.
On the first day of August, sunrise is at 06:37 and sunset at 20:40. On the last day of the month, sunrise is at 07:02 and sunset at 20:02 WEST.

Sunshine

In August, the average sunshine is 11.6h.

UV index

The months with the highest UV index in Alte are May through September, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: In August, the maximum UV index of 6 translates into these guidelines:
Fend off overexposure. Sun protection is vital. 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. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.

Frequently asked questions

What time of the year is the hottest in Alte?
Alte experiences its highest temperatures in August, with an average peak of 28°C (82.4°F) and a low of 19.7°C (67.5°F).
Is it hot in Alte during August?
In Alte, in August, the average high-temperature is 28°C (82.4°F), and the average low-temperature is 19.7°C (67.5°F). In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines relative humidity and air temperature, is appraised at 30°C (86°F).
What is the least humid month in Alte?
The least humid month in Alte, Portugal, is August, with an average relative humidity of 62%.
What is the average humidity in August in Alte?
In Alte, the average relative humidity in August is 62%.
When does it start raining in Alte?
August is the first month it rains in Alte. Throughout August, in the average 0.5 rainfall days, it receives 1mm (0.04") of precipitation.
How many hours of daylight does Alte have in August?
In August, the average day length in Alte, Portugal, is 13h and 33min.
When are sunrise and sunset in August in Alte?
On the first day of August in Alte, sunrise is at 06:37 and sunset at 20:40. On the last day of the month, sunrise is at 07:02 and sunset at 20:02 WEST.
How long on average sun shines in August in Alte?
The average sunshine duration in August in Alte, Portugal, is 11.6h.
What is the month with the highest UV index in Alte?
The months with the highest UV index are May through September, with an average maximum UV index of 6.
What is the UV index reading in August in Alte?
The average daily maximum UV index in August in Alte is 6. A UV Index reading of 6 to 7 represents a high health vulnerability 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in August - Alte, Portugal
Average temperature in August
Alte, Portugal
  • Average high temperature in August: 28°C

The warmest month (with the highest average high temperature) is August (28°C).
The month with the lowest average high temperature is January (14.9°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 (10.2°C).

Average pressure in August - Alte, Portugal
Average pressure in August
Alte, Portugal
  • Average pressure in August: 1015.8mbar

The month with the highest atmospheric pressure is December (1022.5mbar).
The month with the lowest atmospheric pressure is April (1015.5mbar).

Average wind speed in August - Alte, Portugal
Average wind speed in August
Alte, Portugal
  • Average wind speed in August: 13.7km/h

The windiest months (with the highest average wind speed) are February and March (17.5km/h).
The calmest month (with the lowest average wind speed) is September (12.2km/h).

Average humidity in August - Alte, Portugal
Average humidity in August
Alte, Portugal
  • Average humidity in August: 62%

The month with the highest relative humidity is January (76%).
The month with the lowest relative humidity is August (62%).

Average rainfall in August - Alte, Portugal
Average rainfall in August
Alte, Portugal
  • Average rainfall in August: 1mm

The wettest month (with the highest rainfall) is November (13mm).
The driest month (with the least rainfall) is July (0mm).

Average rainfall days in August - Alte, Portugal
Average rainfall days in August
Alte, Portugal
  • Average rainfall days in August: 0.5 days

The month with the highest number of rainy days is April (7.5 days).
The month with the least rainy days is August (0.5 days).

Average daylight in August / Average sunshine in August - Alte, Portugal
Average daylight in August /
Average sunshine in August
Alte, Portugal
  • Average daylight in August: 13h and 4min

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 4min

The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 6h and 6min).

Average sunshine days in August - Alte, Portugal
Average sunshine days in August
Alte, Portugal
  • Average sunshine days in August: 29.8 days

The months with the most sunshine days are July and August (29.8 days).
The month with the least sunshine days is April (20 days).

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

The months with the highest UV index are May, 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 - Alte, Portugal
Average cloud cover in August
Alte, Portugal
  • Average cloud cover in August: 6

The month with the most cloud cover is January (Cloud cover 31).
The month with the least cloud cover is July (Cloud cover 5).

Average visibility in August - Alte, Portugal
Average visibility in August
Alte, 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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