August weather forecast
Falmouth, Antigua and Barbuda

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Weather in August

August continues the trend of elevated temperatures in Falmouth, amongst the highest in the annual cycle. The sea temperature peaks at 29°C (84.2°F), presenting idyllic conditions for water sports. Although August experiences significant rainfall, it does not hinder the city's vibrant summer spirit. Visitors enjoy the combination of hot and humid weather mixed with tropical showers. The overall August weather is connoted with characteristic summer showers and sunny spells.

Temperature

August in Falmouth, Antigua and Barbuda, experiences an average high-temperature of a still moderately hot 28.6°C (83.5°F), barely different from July's 28.3°C (82.9°F). Falmouth maintains a minor drop in temperature during August nights, with averages of 27.6°C (81.7°F).

Heat index

August's mean heat index is appraised at a tropical 33°C (91.4°F). Take more safety measures, heat exhaustion and heat cramps are potential outcomes. Persistent activity might lead to heatstroke.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunlight may make the heat index values climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', offers an insight into how hot it feels when we factor in moisture content. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. Keep in mind that direct sunshine exposure can amplify the weather's effects, possibly increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Young people are generally more susceptible than adults because they perspire less. Furthermore, their proportionally larger skin surface to their petite bodies and the increased heat output from their actions add to the risk.

Humidity

May, July and August, with an average relative humidity of 78%, are the most humid months.

Rainfall

In Falmouth, in August, it is raining for 24.3 days, with typically 91mm (3.58") of accumulated precipitation. In Falmouth, during the entire year, the rain falls for 265.2 days and collects up to 744mm (29.29") of precipitation.

Sea temperature

In Falmouth, in August, the average water temperature is 29°C (84.2°F).
Note: Temperatures between 25°C (77°F) and 29°C (84.2°F) in water are ideal for swimming, diving, and other activities, providing enjoyment and comfort for extended durations.

Daylight

In Falmouth, the average length of the day in August is 12h and 41min.
On the first day of August in Falmouth, sunrise is at 05:47 and sunset at 18:39. On the last day of the month, sunrise is at 05:53 and sunset at 18:21 AST.

Sunshine

The months with the most sunshine in Falmouth are April, August and September, with an average of 10.3h of sunshine.

UV index

The months with the highest UV index in Falmouth 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 estimate of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for the ordinary person.
Note: The UV index of 7 during August translates into the following guidance:
Continue precautions and advocate sun safety advice. Deterrence of sunburn is indispensable. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Stay cautious! Sand and water reflections increase UV radiation potency.
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Frequently asked questions

How hot does it get in Falmouth in August?

In Falmouth, in August, the average high-temperature is 28.6°C (83.5°F), and the average low-temperature is 27.6°C (81.7°F). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines relative humidity and air temperature, in August is appraised at 33°C (91.4°F).

What are the most humid months in Falmouth?

The months with the highest humidity are May, July and August, with an average relative humidity of 78%.

What is the average humidity in August in Falmouth?

In Falmouth, Antigua and Barbuda, the average relative humidity in August is 78%.

How many days does it rain in August in Falmouth?

In Falmouth, Antigua and Barbuda, during August, the rain falls for 24.3 days and regularly aggregates up to 91mm (3.58") of precipitation.

What is the water temperature in August in Falmouth?

In Falmouth, the average seawater temperature in August is 29°C (84.2°F). For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

How many hours of daylight does Falmouth have in August?

In Falmouth, the average day length in August is 12h and 41min.

What time are sunrise and sunset in August in Falmouth?

On the first day of August, sunrise is at 05:47 and sunset at 18:39. On the last day of the month, sunrise is at 05:53 and sunset at 18:21 AST.

What is the month with the most sunshine in Falmouth?

The months with the most sunshine are April, August and September, with an average of 10.3h of sunshine.

How long on average sun shines in August in Falmouth?

In Falmouth, the average sunshine duration in August is 10.3h.

What is the month with the highest UV index in Falmouth?

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

When is the lowest UV index in Falmouth?

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

What is the UV index reading in August in Falmouth?

In Falmouth, Antigua and Barbuda, 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 Sun's UV rays.

Average temperature in August
Falmouth, Antigua and Barbuda

Average temperature in August - Falmouth, Antigua and Barbuda
  • Average high temperature in August: 28.6°C

The warmest month (with the highest average high temperature) is September (28.8°C).
The month with the lowest average high temperature is March (25.9°C).

  • Average low temperature in August: 27.6°C

The month with the highest average low temperature is October (27.9°C).
The coldest months (with the lowest average low temperature) are February and March (25°C).

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Average pressure in August
Falmouth, Antigua and Barbuda

Average pressure in August - Falmouth, Antigua and Barbuda
  • Average pressure in August: 1014.6mbar

The month with the highest atmospheric pressure is June (1016.3mbar).
The months with the lowest atmospheric pressure are October and November (1012.6mbar).

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Average wind speed in August
Falmouth, Antigua and Barbuda

Average wind speed in August - Falmouth, Antigua and Barbuda
  • Average wind speed in August: 25km/h

The windiest month (with the highest average wind speed) is July (26.9km/h).
The calmest month (with the lowest average wind speed) is October (20.4km/h).

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Average humidity in August
Falmouth, Antigua and Barbuda

Average humidity in August - Falmouth, Antigua and Barbuda
  • Average humidity in August: 78%

The months with the highest relative humidity are May, July and August (78%).
The months with the lowest relative humidity are January, February and March (75%).

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Average rainfall in August
Falmouth, Antigua and Barbuda

Average rainfall in August - Falmouth, Antigua and Barbuda
  • Average rainfall in August: 91mm

The wettest month (with the highest rainfall) is October (100mm).
The driest month (with the least rainfall) is February (23mm).

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Average rainfall days in August
Falmouth, Antigua and Barbuda

Average rainfall days in August - Falmouth, Antigua and Barbuda
  • Average rainfall days in August: 24.3 days

The month with the highest number of rainy days is July (24.8 days).
The month with the least rainy days is March (17.7 days).

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Average sea temperature in August
Falmouth, Antigua and Barbuda

Average sea temperature in August - Falmouth, Antigua and Barbuda
  • Average sea temperature in August: 29°C

The best month for swimming (with the highest average sea temperature) is September (29.3°C).
The coldest month (with the lowest average sea temperature) is February (26.3°C).

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Average daylight in August /
Average sunshine in August
Falmouth, Antigua and Barbuda

Average daylight in August / Average sunshine in August - Falmouth, Antigua and Barbuda
  • Average daylight in August: 12h and 4min

The month with the longest days is June (Average daylight: 13h and 6min).
The month with the shortest days is December (Average daylight: 11h and 6min).

  • Average sunshine in August: 10h and 2min

The months with the most sunshine are April, August and September (Average sunshine: 10h and 18min).
The months with the least sunshine are November and December (Average sunshine: 6h and 30min).

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Average sunshine days in August
Falmouth, Antigua and Barbuda

Average sunshine days in August - Falmouth, Antigua and Barbuda
  • Average sunshine days in August: 1.7 days

The month with the most sunshine days is March (9.1 days).
The month with the least sunshine days is July (0.6 days).

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Average UV index in August
Falmouth, Antigua and Barbuda

Average UV index in August - Falmouth, Antigua and Barbuda
  • 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
Falmouth, Antigua and Barbuda

Average cloud cover in August - Falmouth, Antigua and Barbuda
  • Average cloud cover in August: 42

The months with the most cloud cover are May, June and July (Cloud cover 43).
The month with the least cloud cover is February (Cloud cover 34).

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Average visibility in August
Falmouth, Antigua and Barbuda

Average visibility in August - Falmouth, Antigua and Barbuda
  • 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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Falmouth, Antigua and Barbuda

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