August weather forecast
Tanna, Vanuatu

August weather remains predominantly cool; however, the rainfall increases compared to July, reaching 178mm (7.01"). The daily lows hover around the optimum 16°C (60.8°F) mark, ensuring comfortable nights. The month also enjoys marginally extended daylight hours. The warmth of the sea temperature persists, enabling continued enjoyment of water sports. As the UV index rises, appropriate sun-protection strategies would be prudent.

Temperature

July through September are identified as the coldest months, with an average high-temperature of 24°C (75.2°F).

Rainfall

In Tanna, during August, the rain falls for 17 days and regularly aggregates up to 178mm (7.01") of precipitation. In Tanna, Vanuatu, during the entire year, the rain falls for 213 days and collects up to 2435mm (95.87") of precipitation.

Sea temperature

August and September, with an average sea temperature of 24°C (75.2°F), are months with the coldest seawater in Tanna.
Note: People sensitive to cold might find swimming in 24°C (75.2°F) challenging. However, conditions like sunshine, wind, and ambient temperature play a significant role in the overall comfort. Wetsuits, while optional, might be beneficial.

Daylight

The average length of the day in August is 11h and 28min.
On the first day of August, sunrise is at 06:11 and sunset at 17:26. On the last day of the month, sunrise is at 05:51 and sunset at 17:34 +11.

Sunshine

In Tanna, Vanuatu, the average sunshine in August is 6h.

UV index

In Tanna, Vanuatu, the average daily maximum UV index in August is 9. A UV Index value of 8 to 10 symbolizes a very high threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: During August, 9 as the daily maximum UV index converts into the following advice:
Always be cautious. Skin and eyes can be affected swiftly without protection. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. When outdoors, it's wise to limit direct sunlight exposure, especially if you have sensitive skin. Always use sunscreen with a minimum 30 SPF. Watch out! Sand and water enhance the UV exposure you receive.