August weather forecast
Sao Rafael, Portugal

The last month of the summer, August, is also a moderately hot month in Sao Rafael, Portugal, with an average temperature fluctuating between 17°C (62.6°F) and 28°C (82.4°F).

Temperature

Sao Rafael, Portugal, experiences its highest average temperatures in August, reaching a peak of 28°C (82.4°F) and a minimum of 17°C (62.6°F).

Rainfall

In Sao Rafael, during August, the rain falls for 1 days and regularly aggregates up to 2mm (0.08") of precipitation. In Sao Rafael, during the entire year, the rain falls for 77 days and collects up to 558mm (21.97") of precipitation.

Sea temperature

August and September, with an average sea temperature of 21°C (69.8°F), are months with the warmest seawater in Sao Rafael.
Note: Most people do not enjoy swimming in water that is 21°C (69.8°F). Breathing becomes increasingly challenging as the water temperature dips under 21°C (69.8°F).

Daylight

The average length of the day in August in Sao Rafael is 13h and 33min.
On the first day of August, sunrise is at 06:38 and sunset at 20:40. On the last day of the month, sunrise is at 07:03 and sunset at 20:03 WEST.

Sunshine

In Sao Rafael, the average sunshine in August is 11h.

UV index

The months with the highest UV index in Sao Rafael, Portugal, are June through August, with an average maximum UV index of 9. A UV Index estimate of 8 to 10 represents a very high health hazard from unsafe exposure to UV radiation for average individuals.
Note: The maximum daily UV index, 9 in August, converts into the following recommendations:
Taking safety measures is non-negotiable; skin and eyes can be swiftly affected if neglected. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. For optimal sun protection, use sunscreen of no less than 30 SPF. This not only prevents sunburn but also reduces radiation damage.