August weather forecast
Montego Bay, Jamaica

August follows the same high-temperature trend as July but with marginally increased rainfall. Although the mid-summer heat continues, the additional rainfall brings a refreshing respite from the sun. Sea temperatures culminate to 29.7°C (85.5°F), making it the best month for underwater explorations. Despite being in the midst of the rainy season, the sunshine hours remain constant, highlighting the balance in Montego Bay's weather patterns. As the month progresses, minor changes in weather parameters indicate the onset of the fade-out from summer.

Temperature

July and August, with an average high-temperature of 32°C (89.6°F), are marked as the warmest months in Montego Bay, Jamaica.

Rainfall

In Montego Bay, in August, it is raining for 13 days, with typically 209mm (8.23") of accumulated precipitation. In Montego Bay, during the entire year, the rain falls for 128 days and collects up to 1942mm (76.46") of precipitation.

Sea temperature

In Montego Bay, the average seawater temperature in August is 29.7°C (85.5°F).
Note: Engaging in swimming, diving, or other water activities is highly enjoyable in temperatures ranging from 25°C (77°F) to 29°C (84.2°F), without any unpleasant sensations for prolonged durations.

Daylight

The average length of the day in August is 12h and 44min.
On the first day of August in Montego Bay, sunrise is at 05:49 and sunset at 18:46. On the last day of the month, sunrise is at 05:56 and sunset at 18:26 EST.

Sunshine

In Montego Bay, the average sunshine in August is 8h.

UV index

The months with the highest UV index in Montego Bay, Jamaica, are March through September, with an average maximum UV index of 12. A UV Index value of 11, and more, symbolizes an extreme threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: In August, the maximum UV index of 12 suggests these recommendations:
Ensure all key precautions. Defense against sun exposure is critical. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. A sunscreen boasting a minimum SPF of 30 should be generously applied and reapplied even on cloudy days, post swim or outdoor exercise. Heads up! Sand and water reflection magnifies the UV exposure from the Sun.