May weather forecastBisee, Saint Lucia

May

Weather in May

Bisee, Saint Lucia in May brings noticeable changes in the city's climatology with the deepening of the rainy season. May's average rainfall rises further, reaching 36mm (1.42") across 22.9 days. Local weather conditions showcase a pattern of high humidity coupled with a substantial increase in temperatures. Meanwhile, daylight hours expand to almost their maximum span for the year. Despite the heightened rainfall, the city witnesses a substantial number of sunshine hours, underscoring the varied climatic conditions the city presents.

Temperature

As May unfolds in Bisee, the average high-temperature reaches a still warm 28.8°C (83.8°F), hinting at a slight fluctuation from the previous month. Nighttime temperatures hover around an average low of 26.5°C (79.7°F) in May, a slight descent from daytime highs.

Heat index

The heat index value for May is computed to be a hot 33°C (91.4°F). Take greater precautions, heat exhaustion and heat cramps may be expected. Heatstroke could result from lengthy activity.
Heat index's context suggests values are appropriate for shady areas and slight breezes. Heat index values may rise by up to 15 Fahrenheit (8 Celsius) degrees when exposed to direct sunlight.
Note: The heat index, also known as 'feels like' or 'real feel', determines the feeling of heat when you account for the relative humidity. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. When directly under the sun, the weather's impact can intensify, possibly boosting the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Kids are generally in more danger than adults because they perspire less. Their large skin surface area compared to their small bodies and the excessive heat due to their actions raises their risk.

Humidity

The months with the highest humidity are May through August and November, with an average relative humidity of 75%.

Rainfall

In Bisee, in May, during 22.9 rainfall days, 36mm (1.42") of precipitation is typically accumulated. In Bisee, during the entire year, the rain falls for 255.2 days and collects up to 560mm (22.05") of precipitation.

Daylight

In May, the average length of the day is 12h and 47min.
On the first day of May in Bisee, sunrise is at 05:41 and sunset at 18:20. On the last day of the month, sunrise is at 05:34 and sunset at 18:28 AST.

Sunshine

The average sunshine in May in Bisee is 9.5h.

UV index

The months with the highest UV index are January through May, July through December, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In May, a daily UV index of 7 turns into the following recommendations:
Adopt measures and apply sun safety strategies. Shielding from skin and eye damage is necessary. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.

Updated: Jan 31, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The high-temperature in Bisee, Saint Lucia, during May is 28.8°C (83.8°F) and the low-temperature is 26.5°C (79.7°F). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which represents the influence of relative humidity on air temperature, in May is computed to be 33°C (91.4°F).

May through August and November, with an average relative humidity of 75%, are most humid months in Bisee, Saint Lucia.

In May, the average relative humidity is 75%.

In Bisee, during May, the rain falls for 22.9 days and regularly aggregates up to 36mm (1.42") of precipitation.

In May, the average day length in Bisee is 12h and 47min.

In May, on the first day of the month, sunrise is at 05:41 and sunset at 18:20. On the last day of the month, in Bisee, sunrise is at 05:34 and sunset at 18:28 AST.

In May, the average sunshine duration in Bisee, Saint Lucia, is 9.5h.

January through May, July through December, with an average maximum UV index of 7, are months with the highest UV index in Bisee, Saint Lucia.

In Bisee, the average daily maximum UV index in May is 7. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to UV radiation.

Today

Tomorrow

Long-term

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

Apr

May

Jun

Average high temperature

28.3°C

28.8°C

29.3°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

22.2km/h

22.7km/h

24.8km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

5.1

2.8

1.5

Average UV index

Average cloud cover

Average visibility

Average temperature in May
Bisee, Saint Lucia

Average high temperature in May: 28.8°C

The warmest month (with the highest average high temperature) is September (30.3°C).
The months with the lowest average high temperature are January and February (27.5°C).

Average low temperature in May: 26.5°C

The month with the highest average low temperature is October (27.2°C).
The coldest month (with the lowest average low temperature) is March (25°C).

Average pressure in May
Bisee, Saint Lucia

Average pressure in May: 1014.3mbar

The month with the highest atmospheric pressure is June (1015mbar).
The month with the lowest atmospheric pressure is November (1011.4mbar).

Average wind speed in May
Bisee, Saint Lucia

Average wind speed in May: 22.3km/h

The windiest month (with the highest average wind speed) is February (24.7km/h).
The calmest month (with the lowest average wind speed) is September (16.7km/h).

Average humidity in May
Bisee, Saint Lucia

Average humidity in May: 75%

The months with the highest relative humidity are May, June, July, August and November (75%).
The months with the lowest relative humidity are January, February, March and September (73%).

Average rainfall in May
Bisee, Saint Lucia

Average rainfall in May: 36mm

The wettest month (with the highest rainfall) is August (82mm).
The driest month (with the least rainfall) is February (19mm).

Average rainfall days in May
Bisee, Saint Lucia

Average rainfall days in May: 22.9 days

The month with the highest number of rainy days is July (26.5 days).
The month with the least rainy days is February (16.4 days).

Average daylight in May /
Average sunshine in May
Bisee, Saint Lucia

Average daylight in May: 12h and 48min

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 18min).

Average sunshine in May: 9h and 30min

The month with the most sunshine is April (Average sunshine: 9h and 48min).
The month with the least sunshine is December (Average sunshine: 6h and 24min).

Average sunshine days in May
Bisee, Saint Lucia

Average sunshine days in May: 2.8 days

The month with the most sunshine days is January (7.8 days).
The month with the least sunshine days is July (0.8 days).

Average UV index in May
Bisee, Saint Lucia

Average UV index in May: 7

The months with the highest UV index are January, February, March, April, May, July, August, September, October, November and December (UV index 7).
The month with the lowest UV index is June (UV index 6).

Average cloud cover in May
Bisee, Saint Lucia

Average cloud cover in May: 47

The months with the most cloud cover are June and July (Cloud cover 48).
The month with the least cloud cover is February (Cloud cover 38).

Average visibility in May
Bisee, Saint Lucia

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).