August weather forecast and climate
Falmouth, Antigua and Barbuda

The last month of the summer, August, is also a moderately hot month in Falmouth, Antigua and Barbuda, with temperature in the range of an average high of 28.6°C (83.5°F) and an average low of 27.6°C (81.7°F).

Temperature

In August, the average high-temperature is relatively the same as in July - a still moderately hot 28.6°C (83.5°F). The average low-temperature, in August, is 27.6°C (81.7°F).

Heat index

In August, the average heat index is estimated at a tropical 33.3°C (91.9°F). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
Note that heat index values are valued for light wind and location in the shade. 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', 'feels like', 'apparent temperature', or 'real feel', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. Additional factors like clothing, pregnancy, metabolic differences, and activity influence one's weather impression. Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

Months with the highest humidity in Falmouth, Antigua and Barbuda, are May, July and August, with an average relative humidity of 78%.

Rainfall

In Falmouth, during 24.3 rainfall days, 91mm (3.58") of precipitation is typically accumulated. Throughout the year, in Falmouth, Antigua and Barbuda, there are 265.2 rainfall days, and 744mm (29.29") of precipitation is accumulated.

Sea temperature

In August, the average sea temperature in Falmouth, Antigua and Barbuda, is 29°C (84.2°F).
Note: 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.

Daylight

The average length of the day in August is 12.7h.

Sunshine

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

UV index

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 in Falmouth. A UV Index value of 6 to 7 symbolizes a high health hazard from unsafe exposure to the UV radiation for average individuals.
Note: The daily maximum UV index of 7 in August interpret into the following advice:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.

What is the temperature in August in Falmouth?

The average high-temperature, in August, in Falmouth, Antigua and Barbuda, is 28.6°C (83.5°F), while the average low-temperature is 27.6°C (81.7°F). In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), that combines relative humidity and air temperature, is estimated at 33.3°C (91.9°F).

What are the most humid months in Falmouth?

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

What is the average humidity in August in Falmouth?

The average relative humidity in August in Falmouth is 78%.

How much does it rain in Falmouth in August?

In August, the rain falls for 24.3 days. Throughout August, 91mm (3.58") of precipitation is accumulated.

What is the water temperature in August in Falmouth?

In August, the average sea temperature in Falmouth is 29°C (84.2°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 Falmouth have in August?

In August, the average length of the day in Falmouth is 12.7h.

What is the month with the most sunshine in Falmouth?

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

How long on average sun shines in August in Falmouth?

The average sunshine in August in Falmouth is 10.3h.

When is the highest UV index in Falmouth?

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

When is the lowest UV index in Falmouth?

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

What is the UV index intensity in August in Falmouth?

The average daily maximum UV index in August in Falmouth is 7. A UV Index estimate of 6 to 7 represents a high health risk from unsafe exposure to the Sun's UV rays.
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).

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).
Months with the lowest atmospheric pressure are October and November (1012.6mbar).

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).

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

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

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).

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).

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).

Average daylight in August / Average sunshine in August - Falmouth, Antigua and Barbuda
  • Average daylight in August: 12.7h

The month with the longest days is June (Average daylight: 13.1h).
The month with the shortest days is December (Average daylight: 11.1h).

  • Average sunshine in August: 10.3h

Months with the most sunshine are April, August and September (Average sunshine: 10.3h).
Months with the least sunshine are November and December (Average sunshine: 6.5).

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).

Average UV index in August - Falmouth, Antigua and Barbuda
  • Average UV index in August: 7

Months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
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 - Falmouth, Antigua and Barbuda
  • Average cloud cover in August: 42

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).

Average visibility in August - Falmouth, Antigua and Barbuda
  • Average visibility in August: 10km

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