May weather forecast
Rennell Island, Solomon Islands

Changes in Rennell Island's climate become more noticeable in May. Although a significant decrease in rainfall to 212mm (8.35") appears, the island sustains its humid ambiance. The lingering warmth of the sea continues to invite exploration of the surrounding marine life. With dwindling daylight hours, the days are gradually shorter, but still abundant, for most activities. The UV index drops slightly, but adequate protection remains essential.

Temperature

Rennell Island's May experiences a high-temperature average of a still tropical 30°C (86°F), matching the temperature of April. During the nights in May, Rennell Island experiences a consistent average temperature of 23°C (73.4°F).

Rainfall

In May, the rain falls for 16 days. Throughout May, 212mm (8.35") of precipitation is accumulated. In Rennell Island, during the entire year, the rain falls for 196 days and collects up to 2764mm (108.82") of precipitation.

Sea temperature

In Rennell Island, in May, the average water temperature is 29°C (84.2°F).
Note: Water temperature ranging from 25°C (77°F) to 29°C (84.2°F) is recognized as warm and pleasant by all, making water activities comfortable and delightful for long durations.

Daylight

In Rennell Island, the average length of the day in May is 11h and 35min.
On the first day of the month, sunrise is at 06:25 and sunset at 18:07. On the last day of May, sunrise is at 06:32 and sunset at 18:02 +11.

Sunshine

The months with the least sunshine are January through July, September and December, with an average of 6h of sunshine.

UV index

In May, the average daily maximum UV index is 10. A UV Index estimate of 8 to 10 represents a very high threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In May, the maximum UV index of 10 translates into these guidelines:
Be vigilant. Without due care, eyes and skin can be harmed in no time. 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. Opt for tightly woven and loose clothing to enhance protection from the Sun. One must apply and reapply generously an SPF 30+ broad-spectrum sunscreen every two hours or after an outdoor workout or swim. Be cautious! Sand and water surfaces make the Sun's UV rays more potent.