August weather forecast
Green Island, Jamaica

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Weather in August

August, the last month of the summer in Green Island, is a hot month, with an average temperature ranging between min 27.8°C (82°F) and max 30°C (86°F).

Temperature

The month of August, characterized by an average high of 30°C (86°F) and a low of 27.8°C (82°F), is recognized as the warmest.

Heat index

The heat index value during August is estimated at a very hot 36°C (96.8°F). Implement additional safety measures to avoid heat cramps and heat exhaustion. Persistent activity might trigger heatstroke.
Data suggests that the heat index is set for environments in shade and with a light wind. 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 'apparent temperature', gauges the sensation of temperature factoring in the air's moisture content. The perception of temperature can be subjective, varying based on activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Sunshine, when direct, has the potential to intensify weather effects, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Kids generally face higher risks than adults as they sweat less. Along with their large skin surface compared to their small bodies and higher heat production due to their activities, their vulnerability is increased.
The human body normally cools itself by perspiration, as evaporated sweat carries heat away from the body. When the air holds a significant amount of moisture, the efficiency of the evaporation process is decreased, preventing the body from cooling down efficiently, leading to the sensation of overheating. Overheating and dehydration threats arise when heat gain goes beyond what the body can comfortably shed.

Humidity

In Green Island, the average relative humidity in August is 75%.

Rainfall

In Green Island, during August, the rain falls for 23.4 days and regularly aggregates up to 97mm (3.82") of precipitation. In Green Island, during the entire year, the rain falls for 236.8 days and collects up to 822mm (32.36") of precipitation.

Daylight

The average length of the day in August in Green Island is 12h and 44min.
On the first day of August, sunrise is at 05:51 and sunset at 18:47. On the last day of the month, sunrise is at 05:58 and sunset at 18:27 EST.

Sunshine

August has the most sunshine of the year in Green Island, with an average of 11.6h of sunshine.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index. January through December, with an average maximum UV index of 7, are months with the lowest UV index in Green Island. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for the average person.
Note: In August, the maximum UV index of 7 suggests this advice:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
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Frequently asked questions

What month is the hottest in Green Island?

In Green Island, the average temperatures in August are the highest, with a peak at 30°C (86°F) and a low of 27.8°C (82°F).

How hot is it in Green Island in August?

In August, in Green Island, the average high-temperature is 30°C (86°F), and the average low-temperature is 27.8°C (82°F). In August, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is estimated at 36°C (96.8°F).

What is the average humidity in August in Green Island?

In August, the average relative humidity is 75%.

How many days does it rain in August in Green Island?

In August, in Green Island, the rain falls for 23.4 days. Throughout August, 97mm (3.82") of precipitation is accumulated.

How many hours of daylight does Green Island have in August?

In Green Island, Jamaica, the average day length in August is 12h and 44min.

What time are sunrise and sunset in August in Green Island?

In August, on the first day of the month, sunrise is at 05:51 and sunset at 18:47. On the last day of the month, in Green Island, sunrise is at 05:58 and sunset at 18:27 EST.

What month has the most sunshine in Green Island?

August has the most sunshine of the year in Green Island, with an average of 11.6h of sunshine.

How many hours of sunshine does Green Island have in August?

In August, the average sunshine duration in Green Island, Jamaica, is 11.6h.

When is the highest UV index in Green Island?

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

What is the month with the lowest UV index in Green Island?

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

What is the UV index intensity in August in Green Island?

In Green Island, the average daily maximum UV index in August is 7. A UV Index estimate of 6 to 7 represents a high health threat from exposure to the Sun's UV radiation.

Average temperature in August
Green Island, Jamaica

Average temperature in August - Green Island, Jamaica
  • Average high temperature in August: 30°C

The warmest month (with the highest average high temperature) is August (30°C).
The month with the lowest average high temperature is February (27.1°C).

  • Average low temperature in August: 27.8°C

The month with the highest average low temperature is September (27.9°C).
The coldest months (with the lowest average low temperature) are February and March (24.8°C).

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Average pressure in August
Green Island, Jamaica

Average pressure in August - Green Island, Jamaica
  • Average pressure in August: 1013.1mbar

The month with the highest atmospheric pressure is January (1015.4mbar).
The month with the lowest atmospheric pressure is October (1011.3mbar).

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Average wind speed in August
Green Island, Jamaica

Average wind speed in August - Green Island, Jamaica
  • Average wind speed in August: 13km/h

The windiest month (with the highest average wind speed) is December (18.5km/h).
The calmest month (with the lowest average wind speed) is September (11.7km/h).

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Average humidity in August
Green Island, Jamaica

Average humidity in August - Green Island, Jamaica
  • Average humidity in August: 75%

The month with the highest relative humidity is June (77%).
The month with the lowest relative humidity is March (73%).

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Average rainfall in August
Green Island, Jamaica

Average rainfall in August - Green Island, Jamaica
  • Average rainfall in August: 97mm

The wettest month (with the highest rainfall) is October (112mm).
The driest months (with the least rainfall) are February and March (29mm).

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Average rainfall days in August
Green Island, Jamaica

Average rainfall days in August - Green Island, Jamaica
  • Average rainfall days in August: 23.4 days

The month with the highest number of rainy days is May (24.3 days).
The month with the least rainy days is February (14.2 days).

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Average daylight in August /
Average sunshine in August
Green Island, Jamaica

Average daylight in August / Average sunshine in August - Green Island, Jamaica
  • Average daylight in August: 12h and 4min

The month with the longest days is June (Average daylight: 13h and 12min).
The month with the shortest days is December (Average daylight: 11h and 0min).

  • Average sunshine in August: 11h and 4min

The month with the most sunshine is August (Average sunshine: 11h and 36min).
The month with the least sunshine is December (Average sunshine: 7h and 6min).

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Average sunshine days in August
Green Island, Jamaica

Average sunshine days in August - Green Island, Jamaica
  • Average sunshine days in August: 3.9 days

The month with the most sunshine days is January (11.6 days).
The month with the least sunshine days is May (3.2 days).

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Average UV index in August
Green Island, Jamaica

Average UV index in August - Green Island, Jamaica
  • 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
Green Island, Jamaica

Average cloud cover in August - Green Island, Jamaica
  • Average cloud cover in August: 21

The month with the most cloud cover is May (Cloud cover 26).
The month with the least cloud cover is December (Cloud cover 19).

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Average visibility in August
Green Island, Jamaica

Average visibility in August - Green Island, Jamaica
  • 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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Green Island, Jamaica

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