Weather in August
Temperature
Angra do Heroísmo's warmest month, August, generally records average temperatures ranging from a high of 25.1°C (77.2°F) to a low of 19.1°C (66.4°F).Rainfall
In August, the rain falls for 11.8 days. Throughout August, 48mm (1.89") of precipitation is accumulated. Throughout the year, there are 188 rainfall days, and 1099mm (43.27") of precipitation is accumulated.Sea temperature
August is the month with the warmest seawater in Angra do Heroísmo, Portugal, with an average sea temperature of 23.8°C (74.8°F).Note: If you're wary of the cold, the surrounding conditions—sunshine, wind, and air temperature become crucial when swimming in 23.8°C (74.8°F) waters. Olympic standards, for reference, are set between 25°C (77°F) and 28°C (82.4°F).
Daylight
In August, the average length of the day in Angra do Heroísmo, Portugal, is 13h and 38min.On the first day of August, sunrise is at 06:51 and sunset at 20:59. On the last day of the month, sunrise is at 07:17 and sunset at 20:20 +00.
Sunshine
With an average of 8h of sunshine, August has the most sunshine of the year.UV index
In August, the average daily maximum UV index is 8. A UV Index reading of 8 to 10 represents a very high health risk from exposure to the Sun's UV radiation for the ordinary person.Note: In August, the maximum UV index of 8 translates into these guidelines:
Without constant care, eyes and skin might suffer damage in a short time. 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. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Stay aware! UV radiation is magnified when reflecting off sand and water.
Frequently asked questions
What is the hottest time of year in Angra do Heroísmo?
What is the average August temperature in Angra do Heroísmo?
How many days does it rain in August in Angra do Heroísmo?
What month is the sea warmest in Angra do Heroísmo?
What is the water temperature in August in Angra do Heroísmo?
What is the average length of the day in August in Angra do Heroísmo?
When is the sunrise / sunset in August in Angra do Heroísmo?
What month has the most sunshine in Angra do Heroísmo?
How long on average sun shines in August in Angra do Heroísmo?
How high is the UV index in August in Angra do Heroísmo?
Average temperature in August
Angra do Heroísmo, Portugal
- Average high temperature in August: 25.1°C
The warmest month (with the highest average high temperature) is August (25.1°C).
The month with the lowest average high temperature is February (16.1°C).
- Average low temperature in August: 19.1°C
The month with the highest average low temperature is August (19.1°C).
The coldest month (with the lowest average low temperature) is February (11.5°C).
Average rainfall in August
Angra do Heroísmo, Portugal
- Average rainfall in August: 48.3mm
The wettest month (with the highest rainfall) is December (155.1mm).
The driest month (with the least rainfall) is July (29.1mm).
Average rainfall days in August
Angra do Heroísmo, Portugal
- Average rainfall days in August: 11.8 days
The month with the highest number of rainy days is December (19.9 days).
The month with the least rainy days is July (10.6 days).
Average sea temperature in August
Angra do Heroísmo, Portugal
- Average sea temperature in August: 23.8°C
The best month for swimming (with the highest average sea temperature) is August (23.8°C).
The coldest months (with the lowest average sea temperature) are February and March (15.7°C).
Average daylight in August /
Average sunshine in August
Angra do Heroísmo, 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: 8h
The month with the most sunshine is August (Average sunshine: 8h).
The months with the least sunshine are January, February, November and December (Average sunshine: 3h).
Average UV index in August
Angra do Heroísmo, Portugal
- Average UV index in August: 8
The months with the highest UV index are June and July (UV index 9).
The months with the lowest UV index are January and December (UV index 2).
Angra do Heroísmo, Portugal
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