August weather forecast
Rennell Island, Solomon Islands

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Weather in August

In August, Rennell Island's weather starts a transition back to the rainier patterns with measurable rainfall of 192mm (7.56"). Yet, the reduced rainfall compared to July hints at the island's varied climate behavior. The sea keeps up its inviting warmth, encouraging continued water sports and activities. The increase in daylight hours ignites a livelier ambiance. Even though the UV index is on the rise again, locals and visitors must maintain their sun protection routines.

Temperature

Rennell Island starts August with an average high-temperature of a tropical 30°C (86°F), hinting at a minimal fluctuation from July. The nighttime temperature in Rennell Island dips to a pleasant 22°C (71.6°F) on average during August.

Rainfall

In Rennell Island, in August, during 14 rainfall days, 192mm (7.56") of precipitation is typically 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

The months with the coldest seawater are June through October, with an average sea temperature of 28°C (82.4°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

The average length of the day in August is 11h and 44min.
On the first day of August, sunrise is at 06:37 and sunset at 18:14. On the last day of the month, sunrise is at 06:23 and sunset at 18:16 +11.

Sunshine

August, October and November, with an average of 7h of sunshine, are months with the most sunshine.

UV index

The average daily maximum UV index in August is 11. A UV Index reading of 11, and higher, represents an extreme threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: An average UV index of 11 in August transforms into this advice:
Put into action all important safeguards, unprotected skin may burn swiftly. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Ensure the liberal application and reapplication of a broad-spectrum SPF 30+ sunscreen after each outdoor activity or swim, and every two hours. Note! The Sun's UV radiation gets intensified with the reflection from sand and water.

Frequently asked questions

How hot is it in August?

Rennell Island in August has an average high-temperature of 30°C (86°F) and an average low-temperature of 22°C (71.6°F).

How many days does it rain in August?

In Rennell Island, in August, during 14 rainfall days, 192mm (7.56") of precipitation is typically accumulated.

When is the sea coldest?

The months with the coldest seawater are June through October, with an average sea temperature of 28°C (82.4°F).

What is the sea water temperature in August?

In August, the average sea temperature in Rennell Island is 28°C (82.4°F). For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

What is the average length of the day in August?

In Rennell Island, the average day length in August is 11h and 44min.

When is the sunrise / sunset in August?

In August, on the first day of the month, sunrise is at 06:37 and sunset at 18:14. On the last day of the month, sunrise is at 06:23 and sunset at 18:16 +11.

What is the month with the most sunshine?

August, October and November, with an average of 7h of sunshine, are months with the most sunshine in Rennell Island.

How long on average sun shines in August?

In Rennell Island, Solomon Islands, the average sunshine duration in August is 7h.

What is the UV index intensity in August?

In Rennell Island, the average daily maximum UV index in August is 11. A UV Index reading of 11, and higher, represents an excessive health risk from exposure to Sun's UV rays.
Average high temperature
Average rainfall days
Average daylight
Average sunshine
Average UV index

Average temperature in August
Rennell Island, Solomon Islands

Average temperature in August - Rennell Island, Solomon Islands
  • Average high temperature in August: 30°C

The warmest months (with the highest average high temperature) are January, February, October and November (31°C).
The month with the lowest average high temperature is July (29°C).

  • Average low temperature in August: 22°C

The months with the highest average low temperature are January, February, March, April, May, October, November and December (23°C).
The coldest months (with the lowest average low temperature) are June, July, August and September (22°C).

Average rainfall in August
Rennell Island, Solomon Islands

Average rainfall in August - Rennell Island, Solomon Islands
  • Average rainfall in August: 192mm

The wettest month (with the highest rainfall) is March (330mm).
The driest month (with the least rainfall) is June (166mm).

Average rainfall days in August
Rennell Island, Solomon Islands

Average rainfall days in August - Rennell Island, Solomon Islands
  • Average rainfall days in August: 14 days

The month with the highest number of rainy days is March (20 days).
The months with the least rainy days are August, September and November (14 days).

Average sea temperature in August
Rennell Island, Solomon Islands

Average sea temperature in August - Rennell Island, Solomon Islands
  • Average sea temperature in August: 28°C

The best months for swimming (with the highest average sea temperature) are January and February (30°C).
The coldest months (with the lowest average sea temperature) are June, July, August, September and October (28°C).

Average daylight in August /
Average sunshine in August
Rennell Island, Solomon Islands

Average daylight in August / Average sunshine in August - Rennell Island, Solomon Islands
  • Average daylight in August: 11h and 4min

The month with the longest days is December (Average daylight: 12h and 48min).
The month with the shortest days is June (Average daylight: 11h and 30min).

  • Average sunshine in August: 7h

The months with the most sunshine are August, October and November (Average sunshine: 7h).
The months with the least sunshine are January, February, March, April, May, June, July, September and December (Average sunshine: 6h).

Average UV index in August
Rennell Island, Solomon Islands

Average UV index in August - Rennell Island, Solomon Islands
  • Average UV index in August: 11

The months with the highest UV index are January, February, March, April, September, October, November and December (UV index 12).
The months with the lowest UV index are June and July (UV index 9).

Rennell Island, Solomon Islands

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