August weather forecastNelas, Portugal
August weather forecast for Nelas, Portugal: The last month of the summer, August, is also a moderately hot month in Nelas, Portugal, with an average temperature varying between 13.5°C (56.3°F) and 29.6°C (85.3°F). In August, the average heat index, which takes the relative humidity and factors it into the air temperature reading, is appraised at 32°C (89.6°F).
August
Weather in August
The last month of the summer, August, is also a moderately hot month in Nelas, Portugal, with an average temperature varying between 13.5°C (56.3°F) and 29.6°C (85.3°F).Temperature
The warmest month is August, with an average high-temperature of 29.6°C (85.3°F) and an average low-temperature of 13.5°C (56.3°F).Heat index
August's heat index is appraised at a hot 32°C (89.6°F). With sustained exposure and activity, exhaustion becomes probable, resulting in heat cramps.Always consider that heat index estimations are for light winds and places in the shade. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. The influence of weather is personal, differing among individuals based on variations in body mass, stature, and the degree of physical exertion. Remember, direct sunlight exposure can heighten the heat impact and might increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Kids are usually more vulnerable than adults, given their lesser sweating ability. Along with their larger skin surface relative to their small stature and the excess heat due to their activity, their risk is amplified.
Humidity
August is the least humid month, with an average relative humidity of 57%.Rainfall
In Nelas, in August, during 3.3 rainfall days, 7mm (0.28") of precipitation is typically accumulated. Throughout the year, there are 125.4 rainfall days, and 553mm (21.77") of precipitation is accumulated.Snowfall
April through October and December are months without snowfall.Daylight
The average length of the day in August is 13h and 44min.On the first day of August, sunrise is at 06:29 and sunset at 20:46. On the last day of the month, sunrise is at 06:58 and sunset at 20:04 WEST.
Sunshine
In Nelas, the average sunshine in August is 11.3h.UV index
July and August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for the average person.Note: A maximum UV index of 6 in August translates into the following recommendations:
Adopt measures and apply sun safety strategies. Shielding from skin and eye damage is necessary. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Nelas, Portugal
- Average high temperature in August: 29.6°C
The warmest month (with the highest average high temperature) is August (29.6°C).
The month with the lowest average high temperature is January (10.7°C).
- Average low temperature in August: 13.5°C
The month with the highest average low temperature is August (13.5°C).
The coldest month (with the lowest average low temperature) is January (3.1°C).
Average pressure in August
Nelas, Portugal
- Average pressure in August: 1016.4mbar
The month with the highest atmospheric pressure is December (1022.9mbar).
The month with the lowest atmospheric pressure is April (1015.2mbar).
Average wind speed in August
Nelas, Portugal
- Average wind speed in August: 7.4km/h
The windiest month (with the highest average wind speed) is March (9.1km/h).
The calmest month (with the lowest average wind speed) is September (7km/h).
Average humidity in August
Nelas, Portugal
- Average humidity in August: 57%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (57%).
Average rainfall in August
Nelas, Portugal
- Average rainfall in August: 7mm
The wettest month (with the highest rainfall) is December (92mm).
The driest month (with the least rainfall) is July (6mm).
Average rainfall days in August
Nelas, Portugal
- Average rainfall days in August: 3.3 days
The month with the highest number of rainy days is November (15.5 days).
The month with the least rainy days is August (3.3 days).
Average snowfall in August
Nelas, Portugal
- Average snowfall in August: 0mm
The months with the highest snowfall are January and February (3mm).
The months with the least snowfall are April, May, June, July, August, September, October and December (0mm).
Average snowfall days in August
Nelas, Portugal
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (0.4 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in August /
Average sunshine in August
Nelas, 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: 11h and 18min
The month with the most sunshine is July (Average sunshine: 11h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).
Average sunshine days in August
Nelas, Portugal
- Average sunshine days in August: 26.8 days
The month with the most sunshine days is August (26.8 days).
The month with the least sunshine days is April (13 days).
Average UV index in August
Nelas, Portugal
- Average UV index in August: 6
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in August
Nelas, Portugal
- Average cloud cover in August: 17
The month with the most cloud cover is January (Cloud cover 52).
The months with the least cloud cover are July and August (Cloud cover 17).
Average visibility in August
Nelas, Portugal
- Average visibility in August: 9km
The months with the highest visibility are June, July, August and September (9km).
The months with the lowest visibility are January and November (7km).





