May weather forecast
Antisiranana, Madagascar

May in Antsiranana witnesses a noticeable change in weather patterns. There is a decline in temperature, most significantly in the lower bracket. A sharp decrease in rainfall contrastingly indicates a transition towards the drier months of the year. The sea continues its slight cooling trend yet remains suitable for marine activities. Coupled with the shorter daylight hours, it still offers a substantial amount of sunshine. The shift in UV index to nine lessens the intensity of sun protection required.

Temperature

With the start of May, Antisiranana measures an average high-temperature of a still tropical 30.4°C (86.7°F), not significantly differing from April's 31°C (87.8°F). May nights in Antisiranana are marked by an average temperature drop to an agreeable 21.6°C (70.9°F).

Rainfall

In May, the rain falls for 4 days. Throughout May, 13mm (0.51") of precipitation is accumulated. In Antisiranana, during the entire year, the rain falls for 84 days and collects up to 1197mm (47.13") of precipitation.

Sea temperature

In May, the average sea temperature is 28°C (82.4°F).
Note: Temperatures between 25°C (77°F) and 29°C (84.2°F) are ideal for swimming, diving, and similar water activities, ensuring pleasure and comfort for extended periods without feeling uneasy.

Daylight

In Antisiranana, the average length of the day in May is 11h and 33min.
On the first day of the month, sunrise is at 05:49 and sunset at 17:29. On the last day of May, sunrise is at 05:57 and sunset at 17:24 EAT.

Sunshine

In May, the average sunshine is 9.2h.

UV index

The average daily maximum UV index in May in Antisiranana, Madagascar, is 9. A UV Index of 8 to 10 symbolizes a very high health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: During May, 9 as the daily maximum UV index converts into the following advice:
Always be cautious. Skin and eyes can be affected swiftly without protection. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Apply generously and frequently a broad-spectrum SPF 30+ sunscreen every two hours, or immediately after swimming or any outdoor exercise. Be attentive! The UV exposure is heightened with reflections from sand and water.