August weather forecast
Garrison, Barbados

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Weather in August

August comes with a marked increase in rainfall volume, the highest throughout the year. From the previous month, there is a corresponding rise in relative humidity, but a drop in wind speed. The city records the highest rainfall in the year standing at 126mm (4.96"). Amidst these weather changes, the warm sea temperatures and consistent daylight perpetuate the city's tropical charm. As August concludes, the cloud cover intensifies, condensing the heavier rainfall patterns.

Temperature

Garrison indicates an average high-temperature of a still moderately hot 28.8°C (83.8°F) in August, showing minor variation from July's 28.4°C (83.1°F). Night temperatures during August in Garrison experience a slight downturn, averaging a still moderately hot 27.5°C (81.5°F).

Heat index

August's average heat index is computed to be a tropical 34°C (93.2°F). Incorporate additional preventive steps, heat exhaustion and heat cramps are possible. Long-lasting activity may cause heatstroke.
Bear in mind that the heat index values are determined for shaded areas and light breezes. In the presence of direct sunshine, the heat index could be augmented by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. An individual's perception of weather can be affected by a variety of elements including metabolic differences, being pregnant, and their level of physical exertion. Given the impact of direct sunlight, it's noteworthy that the felt temperature can rise by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Kids are usually in more danger than grown-ups as they tend to sweat less. Plus, their bigger skin surface in relation to their small frames and increased heat generation due to their activity level make them more susceptible.

Humidity

June through August and November, with an average relative humidity of 77%, are the most humid months in Garrison.

Rainfall

August is the month with the most rainfall. Rain falls for 24.9 days and accumulates 126mm (4.96") of precipitation.

Sea temperature

In August, the average sea temperature in Garrison is 28°C (82.4°F).
Note: 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.

Daylight

In August, the average length of the day is 12h and 33min.
On the first day of the month, sunrise is at 05:43 and sunset at 18:25. On the last day of August, in Garrison, sunrise is at 05:47 and sunset at 18:09 AST.

Sunshine

The month with the most sunshine is August, with an average of 10.2h of sunshine.

UV index

The months with the highest UV index in Garrison are January through December, with an average maximum UV index of 7. January through December, with an average maximum UV index of 7, are months with the lowest UV index. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for average individuals.
Note: A maximum daily UV index of 7 during August morphs into the following directions:
Act on precautions and pay attention to sun safety recommendations. Avoidance of sunburn is obligatory. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Notice! The Sun's UV exposure elevates with sand and water reflections.
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Frequently asked questions

How hot is August in Garrison?

The high-temperature, in August, in Garrison, is 28.8°C (83.8°F), while the low-temperature averages to 27.5°C (81.5°F). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which represents the influence of relative humidity on air temperature, in August is computed to be 34°C (93.2°F).

What is the most humid month in Garrison?

June through August and November, with an average relative humidity of 77%, are most humid months in Garrison, Barbados.

What is the average humidity in August in Garrison?

In August, the average relative humidity is 77%.

What is the rainiest month in Garrison?

August is the month with the most rainfall. Rain falls for 24.9 days and accumulates 126mm (4.96") of precipitation.

How many days does it rain in August in Garrison?

In Garrison, Barbados, in August, during 24.9 rainfall days, 126mm (4.96") of precipitation is typically accumulated.

What is the water temperature in August in Garrison?

In Garrison, Barbados, in August, the average water temperature is 28°C (82.4°F). Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

How many hours of daylight does Garrison have in August?

The average day length in August in Garrison, Barbados, is 12h and 33min.

What time are sunrise and sunset in August in Garrison?

On the first day of August in Garrison, Barbados, sunrise is at 05:43 and sunset at 18:25. On the last day of the month, sunrise is at 05:47 and sunset at 18:09 AST.

What month has the most sunshine in Garrison?

The month with the most sunshine in Garrison is August, with an average of 10.2h of sunshine.

How long on average sun shines in August in Garrison?

In Garrison, Barbados, the average sunshine duration in August is 10.2h.

When is the highest UV index in Garrison?

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

What are the months with the lowest UV index in Garrison?

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

What is the UV index intensity in August in Garrison?

In August, the average daily maximum UV index in Garrison, Barbados, is 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to Sun's UV rays.

Average temperature in August
Garrison, Barbados

Average temperature in August - Garrison, Barbados
  • Average high temperature in August: 28.8°C

The warmest months (with the highest average high temperature) are September and October (28.9°C).
The month with the lowest average high temperature is February (26.8°C).

  • Average low temperature in August: 27.5°C

The month with the highest average low temperature is October (27.8°C).
The coldest month (with the lowest average low temperature) is February (25.7°C).

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Average pressure in August
Garrison, Barbados

Average pressure in August - Garrison, Barbados
  • Average pressure in August: 1013.3mbar

The month with the highest atmospheric pressure is June (1014.8mbar).
The month with the lowest atmospheric pressure is November (1011.2mbar).

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Average wind speed in August
Garrison, Barbados

Average wind speed in August - Garrison, Barbados
  • Average wind speed in August: 22.2km/h

The windiest months (with the highest average wind speed) are January and February (28.3km/h).
The calmest month (with the lowest average wind speed) is September (19.4km/h).

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Average humidity in August
Garrison, Barbados

Average humidity in August - Garrison, Barbados
  • Average humidity in August: 77%

The months with the highest relative humidity are June, July, August and November (77%).
The month with the lowest relative humidity is February (74%).

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Average rainfall in August
Garrison, Barbados

Average rainfall in August - Garrison, Barbados
  • Average rainfall in August: 126mm

The wettest month (with the highest rainfall) is August (126mm).
The driest month (with the least rainfall) is February (13mm).

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Average rainfall days in August
Garrison, Barbados

Average rainfall days in August - Garrison, Barbados
  • Average rainfall days in August: 24.9 days

The month with the highest number of rainy days is July (26.3 days).
The month with the least rainy days is February (11.3 days).

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Average sea temperature in August
Garrison, Barbados

Average sea temperature in August - Garrison, Barbados
  • Average sea temperature in August: 28°C

The best month for swimming (with the highest average sea temperature) is September (29°C).
The coldest months (with the lowest average sea temperature) are February and March (26°C).

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Average daylight in August /
Average sunshine in August
Garrison, Barbados

Average daylight in August / Average sunshine in August - Garrison, Barbados
  • Average daylight in August: 12h and 3min

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 1min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).

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Average sunshine days in August
Garrison, Barbados

Average sunshine days in August - Garrison, Barbados
  • Average sunshine days in August: 2.7 days

The month with the most sunshine days is February (14.3 days).
The month with the least sunshine days is July (1.3 days).

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Average UV index in August
Garrison, Barbados

Average UV index in August - Garrison, Barbados
  • 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).

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Average cloud cover in August
Garrison, Barbados

Average cloud cover in August - Garrison, Barbados
  • Average cloud cover in August: 43

The month with the most cloud cover is June (Cloud cover 49).
The months with the least cloud cover are January and February (Cloud cover 37).

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Average visibility in August
Garrison, Barbados

Average visibility in August - Garrison, Barbados
  • 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).

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Garrison, Barbados

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