August weather forecast
Saint George's, Grenada

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A large ship on the clear calm waters of the Saint George
A large ship on the clear calm waters of the Saint George's harbor in Grenada

Weather in August

Saint George's weather in August generally remains consistent with that of the previous months of the rainy season. Temperatures are consistent throughout the day, and sea temperatures typically peak during this month. The warmth radiates beautifully off the island, with vibrant local flora flourishing to their potential. Distinctly, August records the highest annual rainfall, averaging at 293mm (11.54"). Therefore, visitors to Saint George's should prepare for frequent rain showers that often enhance the region's tropical charm.

Temperature

The beginning of August records an average high-temperature of a still warm 29.4°C (84.9°F), marking a negligible difference from July's 28.8°C (83.8°F). Saint George's documents an average low-temperature of 25.5°C (77.9°F) for the nights of August.

Rainfall

The month with the most rainfall is August, when the rain falls for 18 days and typically aggregates up to 293mm (11.54") of precipitation.

Sea temperature

In August, the average sea temperature is 29.2°C (84.6°F).
Note: Water activities in temperatures ranging from 25°C (77°F) to 29°C (84.2°F) are pleasurable, without feeling uncomfortable even during extended periods.

Daylight

The average length of the day in August in Saint George's, Grenada, is 12h and 31min.
On the first day of the month, sunrise is at 05:53 and sunset at 18:32. On the last day of August, sunrise is at 05:56 and sunset at 18:17 AST.

Sunshine

The months with the most sunshine in Saint George's, Grenada, 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 value of 11, and more, symbolizes an extreme health hazard from exposure to the Sun's UV radiation for average individuals.
Note: The daily maximum UV index of 12 in August interprets into the following advice:
Adopt every vital precaution, unprotected skin and eyes may burn rapidly. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Applying and reapplying liberally a broad-spectrum sunscreen of SPF 30+ every two hours, and straight after a swim or outdoor activity is recommended. Be attentive! The UV exposure is heightened with reflections from sand and water.
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Frequently asked questions

How hot is August in Saint George's?

Saint George's in August has an average high-temperature of 29.4°C (84.9°F) and an average low-temperature of 25.5°C (77.9°F).

What is the wettest month in Saint George's?

The month with the most rainfall in Saint George's is August, when the rain falls for 18 days and typically aggregates up to 293mm (11.54") of precipitation.

How many days does it rain in August in Saint George's?

In Saint George's, in August, it is raining for 18 days, with typically 293mm (11.54") of accumulated precipitation.

What is the water temperature in August in Saint George's?

In August, the average sea temperature is 29.2°C (84.6°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 Saint George's?

In Saint George's, the average day length in August is 12h and 31min.

What time are sunrise and sunset in August in Saint George's?

In August, on the first day of the month, sunrise is at 05:53 and sunset at 18:32. On the last day of the month, sunrise is at 05:56 and sunset at 18:17 AST.

What is the month with the most sunshine in Saint George's?

January through May and August, with an average of 8h of sunshine, are months with the most sunshine in Saint George's, Grenada.

How many hours of sunshine does Saint George's have in August?

In August, the average sunshine duration is 8h.

What is the month with the highest UV index in Saint George's?

February through September, with an average maximum UV index of 12, are months with the highest UV index in Saint George's, Grenada.

What is the UV index intensity in August in Saint George's?

The average daily maximum UV index in August in Saint George's is 12. A UV Index estimate of 11, and higher, represents an excessive health risk from exposure to the Sun's UV radiation.
Average rainfall days
Average daylight
Average sunshine
Average UV index

Average temperature in August
Saint George's, Grenada

Average temperature in August - Saint George
  • Average high temperature in August: 29.4°C

The warmest months (with the highest average high temperature) are April, May and September (30°C).
The month with the lowest average high temperature is January (28.3°C).

  • Average low temperature in August: 25.5°C

The month with the highest average low temperature is May (26.6°C).
The coldest months (with the lowest average low temperature) are January and February (23.8°C).

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Average rainfall in August
Saint George's, Grenada

Average rainfall in August - Saint George
  • Average rainfall in August: 293.1mm

The wettest month (with the highest rainfall) is August (293.1mm).
The driest month (with the least rainfall) is April (16.3mm).

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Average rainfall days in August
Saint George's, Grenada

Average rainfall days in August - Saint George
  • 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).

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Average sea temperature in August
Saint George's, Grenada

Average sea temperature in August - Saint George
  • Average sea temperature in August: 29.2°C

The best month for swimming (with the highest average sea temperature) is September (29.6°C).
The coldest month (with the lowest average sea temperature) is March (27.2°C).

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Average daylight in August /
Average sunshine in August
Saint George's, Grenada

Average daylight in August / Average sunshine in August - Saint George
  • Average daylight in August: 12h and 3min

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).

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Average UV index in August
Saint George's, Grenada

Average UV index in August - Saint George
  • 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).

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Saint George's, Grenada

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