August weather forecast
St Johnston Village, Antigua and Barbuda

August is a month of unusual weather extremities in St Johnston Village. The annual rainfall high is achieved at a hefty 124mm (4.88") occurring over 16 days. Despite the downpour, the sea retains its warmth at 28°C (82.4°F), a perfect invitation for a relaxing dip. Daylight shrinks slightly to 12.7 hours, slightly tempering the heat without affecting the overall sunny disposition of the month. The sustained UV Index of 12 signifies the unfaltering necessity of using sun protection.

Temperature

The height of temperatures is seen during July through September, averaging a high-temperature of 31°C (87.8°F).

Rainfall

In St Johnston Village, during August, the rain falls for 16 days and regularly aggregates up to 124mm (4.88") of precipitation. In St Johnston Village, during the entire year, the rain falls for 180 days and collects up to 1040mm (40.94") of precipitation.

Sea temperature

In St Johnston Village, the average seawater temperature in August is 28°C (82.4°F).
Note: For activities such as swimming and diving, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as particularly pleasant and satisfying for prolonged periods without feeling uneasy.

Daylight

In August, the average length of the day is 12h and 41min.
On the first day of August in St Johnston Village, sunrise is at 05:47 and sunset at 18:40. On the last day of the month, sunrise is at 05:53 and sunset at 18:21 AST.

Sunshine

The months with the most sunshine in St Johnston Village, Antigua and Barbuda, are January through August, with an average of 8h of sunshine.

UV index

The months with the highest UV index in St Johnston Village are March through September, with an average maximum UV index of 12. A UV Index estimate of 11, and higher, represents an extreme threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum UV index of 12 during August translates into these guidelines:
Execute all vital precautions. Preventing sun damage is of utmost importance. 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. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Despite the clouds, sunscreen with an SPF of at least 30 should be used liberally and reapplied frequently, especially after a swim or outdoor workout. Stay aware! UV radiation is magnified when reflecting off sand and water.