August weather forecastMorne Rouge, Grenada
August
Weather in August
In August, even though the rainfall figures remain high at 195mm (7.68"), Morne Rouge, Grenada anticipates a slight relief from the previous month's record deluge. As the daylight duration gradually reduces to 12.5 hours, a subtle shift in daylight tendencies becomes discernible. The UV index continues to stand at its peak, suggesting constant cautious measures against sunburn. The searing summer sea retains its warmth, proving an attraction to all. Air temperatures persistently provide an inviting, tropical ambiance.Temperature
The warmest period is usually observed in April through November, with the average high-temperature peaking at 30°C (86°F).Rainfall
In Morne Rouge, during August, the rain falls for 18 days and regularly aggregates up to 195mm (7.68") of precipitation. In Morne Rouge, during the entire year, the rain falls for 180 days and collects up to 1594mm (62.76") of precipitation.Sea temperature
In Morne Rouge, in August, the average water temperature is 28°C (82.4°F).Note: Water temperatures between 25°C (77°F) and 29°C (84.2°F) are regarded as very warm, ensuring all water activities are pleasurable for extended periods without feeling uneasy.
Daylight
The average length of the day in August is 12h and 31min.On the first day of August, sunrise is at 05:54 and sunset at 18:32. On the last day of the month, sunrise is at 05:56 and sunset at 18:17 AST.
Sunshine
The months with the most sunshine are January through May and August, with an average of 8h of sunshine.UV index
February through September, with an average maximum UV index of 12, are months with the highest UV index. A UV Index of 11, and more, symbolizes an extreme health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: An average maximum UV index of 12 in August leads to these recommendations:
Carry out all crucial safety measures, unprotected skin may burn instantly. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Even on cloudy days, a sunscreen with a minimum 30 sun protection factor should be generously applied and frequently re-applied, including after every swim or outdoor exercise. Notice! The reflection of water and sand increases the UV radiation significantly.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Morne Rouge, Grenada
- Average high temperature in August: 30°C
The warmest months (with the highest average high temperature) are April, May, June, July, August, September, October and November (30°C).
The months with the lowest average high temperature are January, February, March and December (29°C).
- Average low temperature in August: 23°C
The months with the highest average low temperature are May, June, July, August, September and October (23°C).
The coldest months (with the lowest average low temperature) are January, February, March and December (21°C).
Average rainfall in August
Morne Rouge, Grenada
- Average rainfall in August: 195mm
The wettest month (with the highest rainfall) is October (207mm).
The driest month (with the least rainfall) is February (57mm).
Average rainfall days in August
Morne Rouge, Grenada
- Average rainfall days in August: 18 days
The months with the highest number of rainy days are July and November (20 days).
The month with the least rainy days is April (7 days).
Average sea temperature in August
Morne Rouge, Grenada
- Average sea temperature in August: 28°C
The best months for swimming (with the highest average sea temperature) are September and October (29°C).
The coldest months (with the lowest average sea temperature) are January, February, March, April and December (27°C).
Average daylight in August /
Average sunshine in August
Morne Rouge, Grenada
- Average daylight in August: 12h and 30min
The month with the longest days is June (Average daylight: 12h and 48min).
The month with the shortest days is December (Average daylight: 11h and 24min).
- Average sunshine in August: 8h
The months with the most sunshine are January, February, March, April, May and August (Average sunshine: 8h).
The months with the least sunshine are June, July, September, October, November and December (Average sunshine: 7h).
Average UV index in August
Morne Rouge, Grenada
- Average UV index in August: 12
The months with the highest UV index are February, March, April, May, June, July, August and September (UV index 12).
The month with the lowest UV index is December (UV index 9).








