May weather forecastRuby, Barbados

May

Weather in May

May, the last month of the spring in Ruby, is another warm month, with temperature in the range of an average low of 26.8°C (80.2°F) and an average high of 28.3°C (82.9°F).

Temperature

April's transformation into May witnesses an average high-temperature of a still moderately hot 28.3°C (82.9°F), noting a minor change from the preceding month. In the month of May, Ruby experiences a minor discrepancy from peak daytime temperatures, settling at an average low-temperature of 26.8°C (80.2°F).

Heat index

The heat index in May is evaluated at a hot 32°C (89.6°F). Constant activity during exposure could result in a state of weariness and possibly heat cramps.
Heat index data is primarily for areas with shade and subjected to light winds. Direct sunlight exposure may result in a rise of the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. Direct exposure to the sun's rays can enhance the felt temperature, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Children frequently underestimate the necessity to rest and hydrate. Thirst is a late sign of dehydration - thus, it is vital to stay hydrated, particularly during lengthy physical exercises.

Humidity

The average relative humidity in May is 76%.

Rainfall

In Ruby, during May, the rain falls for 21.7 days and regularly aggregates up to 44mm (1.73") of precipitation. In Ruby, during the entire year, the rain falls for 233.8 days and collects up to 706mm (27.8") of precipitation.

Daylight

In May, the average length of the day in Ruby, Barbados, is 12h and 44min.
On the first day of May, sunrise is at 05:36 and sunset at 18:13. On the last day of the month, sunrise is at 05:30 and sunset at 18:21 AST.

Sunshine

The average sunshine in May in Ruby is 9.7h.

UV index

The months with the highest UV index 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 Ruby. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: A maximum daily UV index of 7 during May morphs into the following directions:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.

Updated: Jan 29, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In May, in Ruby, the average high-temperature is 28.3°C (82.9°F), and the average low-temperature is 26.8°C (80.2°F). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines air temperature and relative humidity, in May is evaluated at 32°C (89.6°F).

In May, the average relative humidity in Ruby, Barbados, is 76%.

In May, in Ruby, the rain falls for 21.7 days. Throughout May, 44mm (1.73") of precipitation is accumulated.

In Ruby, the average day length in May is 12h and 44min.

On the first day of May in Ruby, Barbados, sunrise is at 05:36 and sunset at 18:13. On the last day of the month, sunrise is at 05:30 and sunset at 18:21 AST.

In Ruby, Barbados, the average sunshine duration in May is 9.7h.

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

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

In May, the average daily maximum UV index in Ruby is 7. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A May J J A S O N D

Apr

May

Jun

Average high temperature

27.4°C

28.3°C

28.4°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

25.4km/h

26.2km/h

28.6km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

9.8

1.8

Average UV index

Average cloud cover

Average visibility

Average temperature in May
Ruby, Barbados

Average high temperature in May: 28.3°C

The warmest months (with the highest average high temperature) are September and October (28.9°C).
The month with the lowest average high temperature is February (26.8°C).

Average low temperature in May: 26.8°C

The month with the highest average low temperature is October (27.8°C).
The coldest month (with the lowest average low temperature) is February (25.7°C).

Average pressure in May
Ruby, Barbados

Average pressure in May: 1014.2mbar

The month with the highest atmospheric pressure is June (1014.8mbar).
The month with the lowest atmospheric pressure is November (1011.2mbar).

Average wind speed in May
Ruby, Barbados

Average wind speed in May: 25.8km/h

The windiest months (with the highest average wind speed) are January and February (28.3km/h).
The calmest month (with the lowest average wind speed) is September (19.4km/h).

Average humidity in May
Ruby, Barbados

Average humidity in May: 76%

The months with the highest relative humidity are June, July, August and November (77%).
The month with the lowest relative humidity is February (74%).

Average rainfall in May
Ruby, Barbados

Average rainfall in May: 44mm

The wettest month (with the highest rainfall) is August (126mm).
The driest month (with the least rainfall) is February (13mm).

Average rainfall days in May
Ruby, Barbados

Average rainfall days in May: 21.7 days

The month with the highest number of rainy days is July (26.3 days).
The month with the least rainy days is February (11.3 days).

Average daylight in May /
Average sunshine in May
Ruby, Barbados

Average daylight in May: 12h and 42min

The month with the longest days is June (Average daylight: 12h and 54min).
The month with the shortest days is December (Average daylight: 11h and 24min).

Average sunshine in May: 9h and 42min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).

Average sunshine days in May
Ruby, Barbados

Average sunshine days in May: 4 days

The month with the most sunshine days is February (14.3 days).
The month with the least sunshine days is July (1.3 days).

Average UV index in May
Ruby, Barbados

Average UV index in May: 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 May
Ruby, Barbados

Average cloud cover in May: 45

The month with the most cloud cover is June (Cloud cover 49).
The months with the least cloud cover are January and February (Cloud cover 37).

Average visibility in May
Ruby, Barbados

Average visibility in May: 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).