March weather forecast
Rennell Island, Solomon Islands

The weather in March holds slight changes as the season proceeds. Despite the reduction in daylight hours, to about 12.2 hours, the warmth and high humidity continue unabated. With a slight increase to 330mm (12.99") of rainfall, March registers the greatest rainfall, setting a distinct pattern for the island's climate. The seas remain warm as ever, drawing lovers of marine activities. The UV index remains at the year's peak level, hence the need for continued sun protection.

Temperature

With March's advent, Rennell Island sees an average high-temperature of a still tropical 30°C (86°F), subtly shifted from February's 31°C (87.8°F). Rennell Island experiences a nighttime temperature average of 23°C (73.4°F) during March.

Rainfall

The month with the most rainfall is March, when the rain falls for 20 days and typically aggregates up to 330mm (12.99") of precipitation.

Sea temperature

In Rennell Island, in March, the average water temperature is 29°C (84.2°F).
Note: Swimming, diving, and other water endeavors at temperatures between 25°C (77°F) and 29°C (84.2°F) are considered enjoyable and satisfying for extended periods without discomfort.

Daylight

The average length of the day in March is 12h and 10min.
On the first day of March, sunrise is at 06:22 and sunset at 18:41. On the last day of the month, sunrise is at 06:23 and sunset at 18:23 +11.

Sunshine

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

UV index

The months with the highest UV index are January through April, September through December, with an average maximum UV index of 12. A UV Index reading of 11, and higher, represents an extreme threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: A daily maximum UV index of 12 in March translates into the following instructions:
Practice all-important precautions. Light skin people may get burned in less than 5 minutes. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Despite the overcast weather, sunscreen with SPF of at least 30 should be applied liberally and reapplied often, particularly after swimming or an outdoor workout. Warning! Sand and water reflections boost the intensity of UV exposure.