Road Town
British Virgin Islands
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Road Town, British Virgin Islands

The last month of the spring, May, is another warm month in Road Town, British Virgin Islands, with average temperature fluctuating between 26.1°C (79°F) and 27.3°C (81.1°F).

Temperature

In May, the average high-temperature is relatively the same as in April - a still moderately hot 27.3°C (81.1°F). The average low-temperature, in May, is 26.1°C (79°F).

Heat index

In May, the average heat index is estimated at a tropical 30.2°C (86.4°F). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature', 'felt air temperature', 'feels like', or 'real feel', combines air temperature and relative humidity to represent a human perceived temperature equivalent. Additional factors like activity, metabolic differences, differences in body mass, height, and shape, and pregnancy affect individual temperature impact. 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

The average relative humidity in May is 78%.

Rainfall

In Road Town, British Virgin Islands, during 23.1 rainfall days, 79mm (3.11") of precipitation is typically accumulated. In Road Town, during the entire year, the rain falls for 262.1 days and collects up to 835mm (32.87") of precipitation.

Daylight

In Road Town, the average length of the day is 13h.

Sunshine

The average sunshine in May is 10.1h.

UV index

Months with the highest UV index in Road Town 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 reading of 6 to 7 represents a high health vulnerability from the exposure to the Sun's UV radiation for the ordinary person.
Note: In May, the average maximum UV index of 7 translate into the following recommendations:
Take precautions against overexposure. Protection against sun damage is needed. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. 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.

What is the temperature in May in Road Town?

In Road Town, in May, the average high-temperature is 27.3°C (81.1°F), and the average low-temperature is 26.1°C (79°F). The average heat index (a.k.a. 'feels like', 'apparent temperature'), that takes the relative humidity and factores it into the air temperature reading, in May is calculated to 30.2°C (86.4°F).

What is the average humidity in May in Road Town?

In May, the average relative humidity is 78%.

How much does it rain in Road Town in May?

In Road Town, British Virgin Islands, during May, the rain falls for 23.1 days and regularly aggregates up to 79mm (3.11") of precipitation.

What is the average length of the day in May in Road Town?

In May, the average length of the day is 13h.

How many hours of sunshine does Road Town have in May?

The average sunshine in May in Road Town, British Virgin Islands, is 10.1h.

When is the highest UV index in Road Town?

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

When is the lowest UV index in Road Town?

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 May in Road Town?

In Road Town, British Virgin Islands, the average daily maximum UV index in May is 7. A UV Index of 6 to 7 symbolizes a high health threat from unsafe exposure to the Sun's UV rays.
Average temperature in May - Road Town, British Virgin Islands
  • Average high temperature in May: 27.3°C

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

  • Average low temperature in May: 26.1°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 humidity in May - Road Town, British Virgin Islands
  • Average humidity in May: 78%

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

Average rainfall in May - Road Town, British Virgin Islands
  • Average rainfall in May: 79mm

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 May - Road Town, British Virgin Islands
  • Average rainfall days in May: 23.1 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 May / Average sunshine in May - Road Town, British Virgin Islands
  • Average daylight in May: 13h

The month with the longest days is June (Average daylight: 13.2h).
The month with the shortest days is December (Average daylight: 11h).

  • Average sunshine in May: 10.1h

The month with the most sunshine is June (Average sunshine: 10.4h).
The month with the least sunshine is December (Average sunshine: 6.3h).

Average UV index in May - Road Town, British Virgin Islands
  • Average UV index in May: 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).