August weather forecast
Road Town, British Virgin Islands

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A view of the Road Town in the British Virgin Islands from the Mount Sage National Park in Tortola
A view of the Road Town in the British Virgin Islands from the Mount Sage National Park in Tortola

Weather in August

August in Road Town, British Virgin Islands, experiences the peak of summer heat. Although temperatures climb a notch higher, delightful breezes continue to persist. The tropical affability of Road Town is somewhat disrupted by an increase in rainfall. The showers are generally brief with the rest of the day basking in bright sunshine. With temperatures soaring between 27.7°C (81.9°F) and 28.8°C (83.8°F), August stands as the hottest month in Road Town.

Temperature

The arrival of August sees an average high-temperature of a still warm 28.8°C (83.8°F), hardly diverging from July's 28.4°C (83.1°F). Road Town's August nights witness minimal differential from the daytime temperatures, with averages of 27.7°C (81.9°F).

Heat index

The average heat index in August is calculated to be a tropical 34°C (93.2°F). Special measures are necessary to avoid heat cramps and heat exhaustion. Persistent activity could result in heatstroke.
Heat index values are typically calculated for conditions of shade and a light breeze. Direct sunlight can cause a surge in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', combines air temperature and relative humidity to represent a human perceived temperature equivalent. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of activity. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children usually face more risks than adults as their ability to sweat is less. Additionally, their larger skin surface in relation to their petite bodies and higher heat output due to their activities increases their vulnerability.

Humidity

In August, the average relative humidity is 78%.

Rainfall

The wettest months in Road Town, British Virgin Islands, are August and October, with an average 113mm (4.45") of rainfall.

Daylight

In August, the average length of the day is 12h and 44min.
On the first day of August in Road Town, sunrise is at 05:56 and sunset at 18:53. On the last day of the month, sunrise is at 06:03 and sunset at 18:33 AST.

Sunshine

In Road Town, the average sunshine in August is 9.1h.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index. The months with the lowest UV index are January through December, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: The UV index of 7 during August leads to these advisories:
Act on precautions and pay attention to sun safety recommendations. Avoidance of sunburn is obligatory. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.

Frequently asked questions

How hot is August?

The high-temperature, in August, in Road Town, is 28.8°C (83.8°F), while the low-temperature averages to 27.7°C (81.9°F). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines relative humidity and air temperature, in August is calculated to be 34°C (93.2°F).

What is the average humidity in August?

The average relative humidity in August is 78%.

What is the wettest month?

The months with the most rainfall are August and October, with an average 113mm (4.45") of precipitation.

How much does it rain in August?

In Road Town, in August, during 24.8 rainfall days, 113mm (4.45") of precipitation is typically accumulated.

How many hours of daylight does Road Town have in August?

In August, the average day length is 12h and 44min.

What time are sunrise and sunset in August?

On the first day of August, sunrise is at 05:56 and sunset at 18:53. On the last day of the month, sunrise is at 06:03 and sunset at 18:33 AST.

How long on average sun shines in August?

In August, the average sunshine duration is 9.1h.

What are the months with the highest UV index in Road Town?

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

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.

What is the UV index reading in August?

In August, the average daily maximum UV index is 7. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation.

Average temperature in August
Road Town, British Virgin Islands

Average temperature in August - Road Town, British Virgin Islands
  • Average high temperature in August: 28.8°C

The warmest month (with the highest average high temperature) is September (28.9°C).
The months with the lowest average high temperature are February and March (25.9°C).

  • Average low temperature in August: 27.7°C

The month with the highest average low temperature is October (27.8°C).
The coldest month (with the lowest average low temperature) is March (24.7°C).

Average pressure in August
Road Town, British Virgin Islands

Average pressure in August - Road Town, British Virgin Islands
  • Average pressure in August: 1015.1mbar

The month with the highest atmospheric pressure is January (1016.7mbar).
The month with the lowest atmospheric pressure is October (1012.7mbar).

Average wind speed in August
Road Town, British Virgin Islands

Average wind speed in August - Road Town, British Virgin Islands
  • Average wind speed in August: 23.4km/h

The windiest month (with the highest average wind speed) is July (24.4km/h).
The calmest month (with the lowest average wind speed) is October (18.2km/h).

Average humidity in August
Road Town, British Virgin Islands

Average humidity in August - Road Town, British Virgin Islands
  • Average humidity in August: 78%

The months with the highest relative humidity are June and July (79%).
The months with the lowest relative humidity are January, February, March, October and December (75%).

Average rainfall in August
Road Town, British Virgin Islands

Average rainfall in August - Road Town, British Virgin Islands
  • Average rainfall in August: 113mm

The wettest months (with the highest rainfall) are August and October (113mm).
The driest month (with the least rainfall) is February (28mm).

Average rainfall days in August
Road Town, British Virgin Islands

Average rainfall days in August - Road Town, British Virgin Islands
  • Average rainfall days in August: 24.8 days

The month with the highest number of rainy days is November (24.9 days).
The month with the least rainy days is February (17.5 days).

Average daylight in August /
Average sunshine in August
Road Town, British Virgin Islands

Average daylight in August / Average sunshine in August - Road Town, British Virgin Islands
  • 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: 9h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 6h and 18min).

Average sunshine days in August
Road Town, British Virgin Islands

Average sunshine days in August - Road Town, British Virgin Islands
  • Average sunshine days in August: 1.7 days

The month with the most sunshine days is February (7.1 days).
The month with the least sunshine days is August (1.7 days).

Average UV index in August
Road Town, British Virgin Islands

Average UV index in August - Road Town, British Virgin Islands
  • 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
Road Town, British Virgin Islands

Average cloud cover in August - Road Town, British Virgin Islands
  • Average cloud cover in August: 41

The months with the most cloud cover are May, July and August (Cloud cover 41).
The month with the least cloud cover is February (Cloud cover 34).

Average visibility in August
Road Town, British Virgin Islands

Average visibility in August - Road Town, British Virgin Islands
  • 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).

Road Town, British Virgin Islands

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