May weather forecastFlat Rock, Barbados
May
Weather in May
The last month of the spring, May, is another warm month in Flat Rock, Barbados, with temperature in the range of an average high of 28.3°C (82.9°F) and an average low of 26.8°C (80.2°F).Temperature
As Flat Rock, Barbados, welcomes May, the average high-temperature is noted at a still warm 28.3°C (82.9°F), closely aligning with the preceding month. A consistent average low-temperature of 26.8°C (80.2°F), with a minor variance from the daytime highs, is noted during the nights of May.Heat index
In May, the average heat index is calculated to be a tropical 32°C (89.6°F). Long-standing exposure and activity could induce a feeling of tiredness and lead to heat cramps.Heat index details are generally centered around shaded locations and a mild breeze. With direct sunlight, the heat index could increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', provides an understanding of perceived warmth by combining temperature and relative humidity. The individual's impression of temperature can be shaped by additional aspects such as metabolic variations, physical activity, and clothing. Direct sun exposure is noteworthy in its ability to escalate the felt temperature, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are particularly meaningful for babies and toddlers. Typically, young kids are at a higher risk than adults since they sweat less. Also, the larger skin surface in proportion to their small bodies and the heightened heat production due to their active nature adds to their vulnerability.
Humidity
In May, the average relative humidity in Flat Rock is 76%.Rainfall
In Flat Rock, during May, the rain falls for 21.7 days and regularly aggregates up to 44mm (1.73") of precipitation. Throughout the year, there are 233.8 rainfall days, and 706mm (27.8") of precipitation is accumulated.Daylight
The average length of the day in May in Flat Rock, 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 Flat Rock, Barbados, is 9.7h.UV index
The months with the highest UV index in Flat Rock 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 Flat Rock. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for the average person.Note: A maximum daily UV index of 7 during May morphs into the following directions:
Inhibit overexposure. Warding off sun damage is of utmost importance. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Flat Rock, 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
Flat Rock, 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
Flat Rock, 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
Flat Rock, 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
Flat Rock, 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
Flat Rock, 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
Flat Rock, 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
Flat Rock, 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
Flat Rock, 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
Flat Rock, 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
Flat Rock, 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).





