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

The transition into May brings an average high-temperature of a still tropical 30°C (86°F) that remains consistent with April. Rennell Island encounters a steady low-temperature average of 23°C (73.4°F) throughout the month of May.

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, Solomon Islands, the average seawater temperature in May is 29°C (84.2°F).
Note: Swimming, diving, and other water activities in temperatures ranging from 25°C (77°F) to 29°C (84.2°F) are highly enjoyable and provide prolonged comfort without unease.

Daylight

In Rennell Island, Solomon Islands, 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

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

UV index

In May, the average daily maximum UV index in Rennell Island, Solomon Islands, is 10. A UV Index of 8 to 10 symbolizes a very high health risk from unsafe exposure to UV radiation for the ordinary person.
Note: In May, the average maximum UV index of 10 translates into the following recommendations:
Remember to safeguard yourself. Rapid damage can occur to skin and eyes without protection. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Even if the day is cloudy, sunscreen with SPF of at least 30 should be applied generously and reapplied often, particularly after swimming or outdoor exercise. Attention! UV radiation is ramped up when reflecting off sand and water surfaces.