August weather forecast
Georgetown, Saint Vincent and the Grenadines

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Weather in August

With the arrival of August, a subtle change in Georgetown's weather pattern begins. The city retains its hot, tropical climate, albeit with some respite from the harsh July sunshine. August, with a high temperature of 28.4°C (83.1°F), sees a slight increase in rainfall. However, the warmth remains, amplified by the early days of sunshine. August draws a natural progression towards a more temperate and wetter September.

Temperature

The advent of August in Georgetown, Saint Vincent and the Grenadines, denotes an average high-temperature of a still warm 28.4°C (83.1°F), subtly different from July's 28°C (82.4°F). August nights document an average temperature reading of 27.5°C (81.5°F).

Heat index

In August, the average heat index is computed to be a tropical 33°C (91.4°F). Ensure heightened precautions, risk of heat cramps and heat exhaustion is significant. Sustained activity could provoke heatstroke.
Heat index data is primarily for areas with shade and subjected to light winds. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is a numerical representation of warmth when taking temperature and moisture levels into account. Factors such as metabolic variation, pregnancy, and physical activity play a role in one's impression of weather. Awareness of direct sun exposure is crucial as it has the potential to heighten the weather's effects, pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Young ones often underestimate the need for rest and rehydration. Thirst appears late in dehydration - hence, it is important to keep hydrated, particularly during prolonged physical activities.

Humidity

In August, the average relative humidity is 77%.

Rainfall

In August, the rain falls for 16.3 days. Throughout August, 33mm (1.3") of precipitation is accumulated. Throughout the year, in Georgetown, there are 164.4 rainfall days, and 289mm (11.38") of precipitation is accumulated.

Daylight

In August, the average length of the day is 12h and 33min.
On the first day of August, sunrise is at 05:49 and sunset at 18:31. On the last day of the month, sunrise is at 05:53 and sunset at 18:16 AST.

Sunshine

August has the most sunshine of the year in Georgetown, with an average of 10.5h of sunshine.

UV index

The months with the highest UV index are January through December, with an average maximum UV index of 7. The months with the lowest UV index are January through December, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for the average person.
Note: The maximum daily UV index of 7 during August translates into the following directions:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.

Frequently asked questions

How hot is August?

The average high-temperature and low-temperature during August are 28.4°C (83.1°F) and 27.5°C (81.5°F) respectively. In August, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines air temperature and relative humidity, is computed to be 33°C (91.4°F).

What is the average humidity in August in Georgetown?

In August, the average relative humidity in Georgetown is 77%.

How much does it rain in August?

In Georgetown, during August, the rain falls for 16.3 days and regularly aggregates up to 33mm (1.3") of precipitation.

How many hours of daylight does Georgetown have in August?

In August, the average day length is 12h and 33min.

What time are sunrise and sunset in August in Georgetown?

In August, on the first day of the month, sunrise is at 05:49 and sunset at 18:31. On the last day of the month, sunrise is at 05:53 and sunset at 18:16 AST.

What month has the most sunshine?

With an average of 10.5h of sunshine, August has the most sunshine of the year.

How many hours of sunshine does Georgetown have in August?

The average sunshine duration in August is 10.5h.

What are the months with the highest UV index?

January through December, with an average maximum UV index of 7, are months with the highest UV index.

When is the lowest UV index?

The months with the lowest UV index are January through December, with an average maximum UV index of 7.

How high is the UV index in August?

In Georgetown, the average daily maximum UV index in August is 7. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to UV radiation.

Average temperature in August
Georgetown, Saint Vincent and the Grenadines

Average temperature in August - Georgetown, Saint Vincent and the Grenadines
  • Average high temperature in August: 28.4°C

The warmest month (with the highest average high temperature) is September (28.7°C).
The month with the lowest average high temperature is February (26.3°C).

  • Average low temperature in August: 27.5°C

The month with the highest average low temperature is September (27.9°C).
The coldest month (with the lowest average low temperature) is January (25.3°C).

Average pressure in August
Georgetown, Saint Vincent and the Grenadines

Average pressure in August - Georgetown, Saint Vincent and the Grenadines
  • Average pressure in August: 1013.2mbar

The month with the highest atmospheric pressure is June (1014.6mbar).
The month with the lowest atmospheric pressure is November (1011.1mbar).

Average wind speed in August
Georgetown, Saint Vincent and the Grenadines

Average wind speed in August - Georgetown, Saint Vincent and the Grenadines
  • Average wind speed in August: 22.5km/h

The windiest month (with the highest average wind speed) is February (28.4km/h).
The calmest month (with the lowest average wind speed) is September (19.7km/h).

Average humidity in August
Georgetown, Saint Vincent and the Grenadines

Average humidity in August - Georgetown, Saint Vincent and the Grenadines
  • Average humidity in August: 77%

The months with the highest relative humidity are May, June and July (78%).
The month with the lowest relative humidity is February (75%).

Average rainfall in August
Georgetown, Saint Vincent and the Grenadines

Average rainfall in August - Georgetown, Saint Vincent and the Grenadines
  • Average rainfall in August: 33mm

The wettest month (with the highest rainfall) is November (40mm).
The driest month (with the least rainfall) is February (12mm).

Average rainfall days in August
Georgetown, Saint Vincent and the Grenadines

Average rainfall days in August - Georgetown, Saint Vincent and the Grenadines
  • Average rainfall days in August: 16.3 days

The month with the highest number of rainy days is July (16.4 days).
The month with the least rainy days is February (8.7 days).

Average daylight in August /
Average sunshine in August
Georgetown, Saint Vincent and the Grenadines

Average daylight in August / Average sunshine in August - Georgetown, Saint Vincent and the Grenadines
  • Average daylight in August: 12h and 4min

The month with the longest days is June (Average daylight: 12h and 54min).
The month with the shortest days is December (Average daylight: 11h and 24min).

  • Average sunshine in August: 10h and 3min

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 6h and 36min).

Average sunshine days in August
Georgetown, Saint Vincent and the Grenadines

Average sunshine days in August - Georgetown, Saint Vincent and the Grenadines
  • Average sunshine days in August: 10.7 days

The month with the most sunshine days is March (16.7 days).
The month with the least sunshine days is July (10.1 days).

Average UV index in August
Georgetown, Saint Vincent and the Grenadines

Average UV index in August - Georgetown, Saint Vincent and the Grenadines
  • Average UV index in August: 7

The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).

Average cloud cover in August
Georgetown, Saint Vincent and the Grenadines

Average cloud cover in August - Georgetown, Saint Vincent and the Grenadines
  • Average cloud cover in August: 40

The month with the most cloud cover is June (Cloud cover 44).
The months with the least cloud cover are February and September (Cloud cover 35).

Average visibility in August
Georgetown, Saint Vincent and the Grenadines

Average visibility in August - Georgetown, Saint Vincent and the Grenadines
  • Average visibility in August: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).

Georgetown, Saint Vincent and the Grenadines

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