August weather forecastEirol, Portugal
August
Weather in August
The last month of the summer, August, is also a moderately hot month in Eirol, Portugal, with temperature in the range of an average low of 14.6°C (58.3°F) and an average high of 28.4°C (83.1°F).Temperature
With average temperatures fluctuating between a high of 28.4°C (83.1°F) and a low of 14.6°C (58.3°F), August stands out as the warmest month.Heat index
The heat index in August is estimated at a hot 31°C (87.8°F). If one stays active during extended exposure, it might induce fatigue and result in heat cramps.Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is a fusion of air temperature and moisture levels to demonstrate the sensation of heat. One's perception of temperature can vary depending on physical activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. One's exposure to direct sunlight has the potential to intensify the heat sensation, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Children usually face more risks than adults as their ability to sweat is less. Additionally, their larger skin surface in relation to their petite bodies and higher heat output due to their activities increases their vulnerability.
Humidity
August and September, with an average relative humidity of 65%, are the least humid months.Rainfall
In August, the rain falls for 3.3 days. Throughout August, 8mm (0.31") of precipitation is accumulated. In Eirol, during the entire year, the rain falls for 123.9 days and collects up to 660mm (25.98") of precipitation.Daylight
The average length of the day in August is 13h and 45min.On the first day of August, sunrise is at 06:31 and sunset at 20:49. On the last day of the month, sunrise is at 07:00 and sunset at 20:07 WEST.
Sunshine
In August, the average sunshine is 10.9h.UV index
The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: A maximum UV index of 6 in August translates into the following recommendations:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Eirol, Portugal
- Average high temperature in August: 28.4°C
The warmest month (with the highest average high temperature) is August (28.4°C).
The month with the lowest average high temperature is January (13.1°C).
- Average low temperature in August: 14.6°C
The month with the highest average low temperature is August (14.6°C).
The coldest month (with the lowest average low temperature) is January (5.7°C).
Average pressure in August
Eirol, 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 (1015.3mbar).
Average wind speed in August
Eirol, Portugal
- Average wind speed in August: 7.9km/h
The windiest month (with the highest average wind speed) is March (9km/h).
The calmest month (with the lowest average wind speed) is September (7.3km/h).
Average humidity in August
Eirol, 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
Eirol, Portugal
- Average rainfall in August: 8mm
The wettest month (with the highest rainfall) is November (98mm).
The driest month (with the least rainfall) is July (5mm).
Average rainfall days in August
Eirol, Portugal
- Average rainfall days in August: 3.3 days
The month with the highest number of rainy days is November (14.9 days).
The month with the least rainy days is August (3.3 days).
Average daylight in August /
Average sunshine in August
Eirol, Portugal
- Average daylight in August: 13h and 42min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in August: 10h and 54min
The month with the most sunshine is July (Average sunshine: 11h and 12min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).
Average sunshine days in August
Eirol, Portugal
- Average sunshine days in August: 25.5 days
The month with the most sunshine days is August (25.5 days).
The month with the least sunshine days is November (13.7 days).
Average UV index in August
Eirol, Portugal
- Average UV index in August: 6
The months with the highest UV index are June, July and 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
Eirol, Portugal
- Average cloud cover in August: 21
The month with the most cloud cover is January (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility in August
Eirol, Portugal
- Average visibility in August: 8km
The months with the highest visibility are May, June, September, October and December (9km).
The months with the lowest visibility are January, February, March, April, July, August and November (8km).





