April weather forecast
Porto Santo Island, Portugal

By April, spring is in full bloom on Porto Santo Island, coupled with warmer days and an escalation in daylight hours. The weather shifts into a more comfortable phase making it conducive for outdoor activities such as golf, hiking, biking or simply taking advantage of the burgeoning beach scene. With warmer days comes a rise in the UV index, urging cautious exposure to the midday sun. The propensity for rain further decreases, curbing down remarkably from 44mm (1.73") to a short 21mm (0.83") averaged over only 7 rainy days. With a slight increase in temperature, nights lose their chill, promoting more extensive exploration of the island's nightlife.

Temperature

April's weather in Porto Santo Island displays an average high-temperature of a still comfortable 19.1°C (66.4°F), slightly varied from March's 18.6°C (65.5°F). The average low-temperature in Porto Santo Island during April nights is a still refreshing 14.1°C (57.4°F).

Humidity

April is the least humid month, with an average relative humidity of 74%.

Rainfall

In Porto Santo Island, during April, the rain falls for 7 days and regularly aggregates up to 21mm (0.83") of precipitation. In Porto Santo Island, Portugal, during the entire year, the rain falls for 97 days and collects up to 382mm (15.04") of precipitation.

Sea temperature

In Porto Santo Island, in April, the average water temperature is 17.9°C (64.2°F).
Note: Swimming in 17.9°C (64.2°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).

Daylight

In Porto Santo Island, the average length of the day in April is 13h and 1min.
On the first day of April in Porto Santo Island, sunrise is at 07:52 and sunset at 20:25. On the last day of the month, sunrise is at 07:17 and sunset at 20:47 WEST.

Sunshine

The average sunshine in April is 6h.

UV index

The average daily maximum UV index in April is 8. A UV Index of 8 to 10 symbolizes a very high health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: A typical high UV index of 8 in April suggests the following recommendations:
Prioritize your safety. Without precautions, skin and eyes might get hurt quickly. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.