July weather forecast
Porto Santo Island, Portugal

July relishes the title of the warmest month in Porto Santo Island with land temperatures peaking to an average high of 24°C (75.2°F). Compared to the previous months, the island experiences more comfortable nightly temperatures, making July perfect for serene evening walks along the golden beaches. The UV index remains high throughout the month prompting visitors to exercise caution during daytime exposure. This period also witnesses the least amount of rainfall, registering only a meager 2mm (0.08") effortlessly spread across three days. Nights in the city are equally fascinating with the Porto Santo Island nightlife appearing incredibly inviting under the clear, star-lit skies.

Temperature

The transition from June to July in Porto Santo Island sees an average high-temperature of a warm 24°C (75.2°F), indicating a minor variance from the prior month. In Porto Santo Island, the month of July brings a consistent average low-temperature of 20.2°C (68.4°F), slightly cooler than its daytime highs.

Humidity

The average relative humidity in July in Porto Santo Island is 76%.

Rainfall

The month with the least rainfall is July, when the rain falls for 3 days and typically collects 2mm (0.08") of precipitation.

Sea temperature

In Porto Santo Island, the average seawater temperature in July is 21.6°C (70.9°F).
Note: For most, swimming in 21.6°C (70.9°F) is not a pleasant experience. As the temperature falls from 21°C (69.8°F) to 15°C (59°F), controlling one's breathing becomes more difficult.

Daylight

In July, the average length of the day in Porto Santo Island is 14h and 5min.
On the first day of July, sunrise is at 07:00 and sunset at 21:18. On the last day of the month, sunrise is at 07:18 and sunset at 21:05 WEST.

Sunshine

July and August, with an average of 8h of sunshine, are months with the most sunshine in Porto Santo Island.

UV index

June and July, with an average maximum UV index of 10, are months with the highest UV index in Porto Santo Island. A UV Index estimate of 8 to 10 represents a very high threat to health from exposure to the Sun's UV rays for average individuals.
Note: A daily maximum UV index of 10 in July translates into the following instructions:
Always prioritize safety measures. Rapid harm can befall unprotected skin and eyes. 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. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Direct sun exposure should be minimized, more so for those with sensitive skin. Remember to use sunscreen with a 30 SPF or above. Attention! The reflection of both water and sand can increase the intensity of UV rays.