September weather forecast
Poroporo, Solomon Islands

As Poroporo enters the last quarter of the year in September, a slight increase in rainfall at 321mm (12.64") marks an elevated end to the dry spell. Weather conditions otherwise stay typically the same with the high temperature continuing to hover around 30°C (86°F). Outdoor plans can continue uninterrupted owing to greater daylight hours. The enduring high UV index emphasizes the essentiality of protective measures against the sun. Sea temperatures continue to be warm encouraging indulgence in water activities.

Temperature

During January through April, September through December, Poroporo experiences its peak temperatures, averaging a high-temperature of 30°C (86°F).

Rainfall

In September, in Poroporo, the rain falls for 19 days. Throughout September, 321mm (12.64") of precipitation is accumulated. Throughout the year, in Poroporo, Solomon Islands, there are 249 rainfall days, and 3578mm (140.87") of precipitation is accumulated.

Sea temperature

May through October, with an average sea temperature of 29°C (84.2°F), are months with the coldest seawater in Poroporo.
Note: For swimming, diving, or other water activities, the temperature range of 25°C (77°F) to 29°C (84.2°F) is perceived as exceptionally enjoyable and comfortable even for prolonged periods.

Daylight

In Poroporo, the average length of the day in September is 12h and 4min.
On the first day of September in Poroporo, sunrise is at 06:34 and sunset at 18:34. On the last day of the month, sunrise is at 06:19 and sunset at 18:29 +11.

Sunshine

January, March, May, June, August through November, with an average of 6h of sunshine, are months with the most sunshine in Poroporo.

UV index

The months with the highest UV index in Poroporo are January through April, August through December, with an average maximum UV index of 12. A UV Index of 11, and more, symbolizes an extreme threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index, 12 in September, converts into the following recommendations:
Put into action all important safeguards, unprotected skin may burn swiftly. 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. To cut down UV radiation exposure by about half, sport a wide-brim hat. One must apply and reapply generously an SPF 30+ broad-spectrum sunscreen every two hours or after an outdoor workout or swim. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.