May weather forecast
Rosehall, Saint Vincent and the Grenadines

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Weather in May

May marks the decisive onset of summer in Rosehall, with temperatures hitting their stride. With daylight hours reaching a maximum of 12.7, it's the perfect time for sun-seeking beachgoers. A slight increase in humidity to 78% is noticeable but bearable, ensuring a fulfilling tropical experience. Though rain showers are frequent, with rainfall reaching numbers as high as 18mm (0.71"), they replenish the landscape without being disruptive. The wind speed is consistent, with gusts touching 36.5km/h (22.7mph), maintaining the island's windy charm.

Temperature

In May, the average high-temperature registers at a still warm 27.8°C (82°F), nearly identical to April's 27.1°C (80.8°F). Rosehall documents an average low-temperature of 26.9°C (80.4°F) for the nights of May.

Heat index

The heat index for May is calculated to be a tropical 31°C (87.8°F). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
It is essential to grasp that the heat index's numbers are for shade and light wind settings. With exposure to direct sunshine, the heat index could climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is a composite of temperature and humidity figures to convey how warm it feels. The impact of weather is individual, with diverse individuals experiencing it differently due to variations in body mass, height, and activity levels. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.

Humidity

May through July, with an average relative humidity of 78%, are the most humid months.

Rainfall

In Rosehall, Saint Vincent and the Grenadines, in May, it is raining for 14.4 days, with typically 18mm (0.71") of accumulated precipitation. Throughout the year, there are 164.4 rainfall days, and 289mm (11.38") of precipitation is accumulated.

Daylight

In Rosehall, the average length of the day in May is 12h and 44min.
On the first day of May, sunrise is at 05:43 and sunset at 18:20. On the last day of the month, sunrise is at 05:37 and sunset at 18:28 AST.

Sunshine

In Rosehall, Saint Vincent and the Grenadines, the average sunshine in May is 10.1h.

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. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: An average maximum UV index of 7 in May leads to these recommendations:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.

Frequently asked questions

What are May temperatures?

In Rosehall, in May, the average high-temperature is 27.8°C (82°F), and the average low-temperature is 26.9°C (80.4°F). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which factors the actual air temperature with the relative humidity, in May is calculated to be 31°C (87.8°F).

What is the most humid month?

The months with the highest humidity are May through July, with an average relative humidity of 78%.

What is the average humidity in May?

The average relative humidity in May in Rosehall is 78%.

How many days does it rain in May in Rosehall?

In Rosehall, during May, the rain falls for 14.4 days and regularly aggregates up to 18mm (0.71") of precipitation.

How many hours of daylight does Rosehall have in May?

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

When is the sunrise / sunset in May?

On the first day of May, sunrise is at 05:43 and sunset at 18:20. On the last day of the month, sunrise is at 05:37 and sunset at 18:28 AST.

How many hours of sunshine does Rosehall have in May?

In Rosehall, Saint Vincent and the Grenadines, the average sunshine duration in May is 10.1h.

What is the month with the highest UV index?

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

When is the lowest UV index?

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

What is the UV index reading in May?

In Rosehall, the average daily maximum UV index in May is 7. A UV Index of 6 to 7 symbolizes a high hazard to health from unsafe exposure to Sun's UV rays.

Average temperature in May
Rosehall, Saint Vincent and the Grenadines

Average temperature in May - Rosehall, Saint Vincent and the Grenadines
  • Average high temperature in May: 27.8°C

The warmest month (with the highest average high temperature) is September (28.7°C).
The month with the lowest average high temperature is February (26.3°C).

  • Average low temperature in May: 26.9°C

The month with the highest average low temperature is September (27.9°C).
The coldest month (with the lowest average low temperature) is January (25.3°C).

Average pressure in May
Rosehall, Saint Vincent and the Grenadines

Average pressure in May - Rosehall, Saint Vincent and the Grenadines
  • Average pressure in May: 1014mbar

The month with the highest atmospheric pressure is June (1014.6mbar).
The month with the lowest atmospheric pressure is November (1011.1mbar).

Average wind speed in May
Rosehall, Saint Vincent and the Grenadines

Average wind speed in May - Rosehall, Saint Vincent and the Grenadines
  • Average wind speed in May: 25.4km/h

The windiest month (with the highest average wind speed) is February (28.4km/h).
The calmest month (with the lowest average wind speed) is September (19.7km/h).

Average humidity in May
Rosehall, Saint Vincent and the Grenadines

Average humidity in May - Rosehall, Saint Vincent and the Grenadines
  • Average humidity in May: 78%

The months with the highest relative humidity are May, June and July (78%).
The month with the lowest relative humidity is February (75%).

Average rainfall in May
Rosehall, Saint Vincent and the Grenadines

Average rainfall in May - Rosehall, Saint Vincent and the Grenadines
  • Average rainfall in May: 18mm

The wettest month (with the highest rainfall) is November (40mm).
The driest month (with the least rainfall) is February (12mm).

Average rainfall days in May
Rosehall, Saint Vincent and the Grenadines

Average rainfall days in May - Rosehall, Saint Vincent and the Grenadines
  • Average rainfall days in May: 14.4 days

The month with the highest number of rainy days is July (16.4 days).
The month with the least rainy days is February (8.7 days).

Average daylight in May /
Average sunshine in May
Rosehall, Saint Vincent and the Grenadines

Average daylight in May / Average sunshine in May - Rosehall, Saint Vincent and the Grenadines
  • Average daylight in May: 12h and 4min

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: 10h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 6h and 36min).

Average sunshine days in May
Rosehall, Saint Vincent and the Grenadines

Average sunshine days in May - Rosehall, Saint Vincent and the Grenadines
  • Average sunshine days in May: 13.3 days

The month with the most sunshine days is March (16.7 days).
The month with the least sunshine days is July (10.1 days).

Average UV index in May
Rosehall, Saint Vincent and the Grenadines

Average UV index in May - Rosehall, Saint Vincent and the Grenadines
  • 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
Rosehall, Saint Vincent and the Grenadines

Average cloud cover in May - Rosehall, Saint Vincent and the Grenadines
  • Average cloud cover in May: 42

The month with the most cloud cover is June (Cloud cover 44).
The months with the least cloud cover are February and September (Cloud cover 35).

Average visibility in May
Rosehall, Saint Vincent and the Grenadines

Average visibility in May - Rosehall, Saint Vincent and the Grenadines
  • 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).

Rosehall, Saint Vincent and the Grenadines

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