Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
May's advent notes a subtle adjustment in average high-temperature to a still moderately hot 27.4°C (81.3°F) from April. Roseaux maintains a minor drop in temperature during May nights, with averages of 23.8°C (74.8°F).Heat index
In May, the average heat index is appraised at a tropical 31°C (87.8°F). Remaining active during long-lasting exposure could cause fatigue, leading to heat cramps.Note that heat index values are valued for light wind and location in the shade. Facing direct sunlight may hike up the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is a value derived by merging air temperature with the humidity to convey how the climate feels. Elements such as metabolic variations, pregnancy, and physical exertion can shape one's weather perception. Remember, direct sunlight exposure can heighten the heat impact and might increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. 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
The average relative humidity in May is 80%.Rainfall
May is the month with the most rainfall in Roseaux. Rain falls for 27.5 days and accumulates 154mm (6.06") of precipitation.Daylight
In May, the average length of the day in Roseaux, Haiti, is 13h and 1min.On the first day of the month, sunrise is at 06:28 and sunset at 19:18. On the last day of May, sunrise is at 06:18 and sunset at 19:29 EDT.
Sunshine
The average sunshine in May in Roseaux is 10.5h.UV index
May through October, with an average maximum UV index of 7, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for average individuals.Note: The daily maximum UV index of 7 in May interprets into the following advice:
Shield from overexposure. Defense against sun-related harm is required. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
Frequently asked questions
What is the temperature in May in Roseaux?
What is the average humidity in May in Roseaux?
What is the wettest month in Roseaux?
How many days does it rain in May in Roseaux?
What is the average length of the day in May in Roseaux?
When are sunrise and sunset in May in Roseaux?
How many hours of sunshine does Roseaux have in May?
What are the months with the highest UV index in Roseaux?
What is the UV index reading in May in Roseaux?
Average temperature in May
Roseaux, Haiti
- Average high temperature in May: 27.4°C
The warmest months (with the highest average high temperature) are July and August (28.8°C).
The month with the lowest average high temperature is March (25.8°C).
- Average low temperature in May: 23.8°C
The month with the highest average low temperature is August (25°C).
The coldest month (with the lowest average low temperature) is March (21.8°C).
Average pressure in May
Roseaux, Haiti
- Average pressure in May: 1014mbar
The month with the highest atmospheric pressure is January (1015.8mbar).
The month with the lowest atmospheric pressure is October (1011.8mbar).
Average wind speed in May
Roseaux, Haiti
- Average wind speed in May: 9.3km/h
The windiest month (with the highest average wind speed) is March (12.1km/h).
The calmest month (with the lowest average wind speed) is September (7.4km/h).
Average humidity in May
Roseaux, Haiti
- Average humidity in May: 80%
The months with the highest relative humidity are October and November (81%).
The months with the lowest relative humidity are January, February, March, June, July, August and December (79%).
Average rainfall in May
Roseaux, Haiti
- Average rainfall in May: 154mm
The wettest month (with the highest rainfall) is May (154mm).
The driest month (with the least rainfall) is December (47mm).
Average rainfall days in May
Roseaux, Haiti
- Average rainfall days in May: 27.5 days
The months with the highest number of rainy days are May and October (27.5 days).
The month with the least rainy days is December (19 days).
Average daylight in May /
Average sunshine in May
Roseaux, Haiti
- Average daylight in May: 13h and 0min
The month with the longest days is June (Average daylight: 13h and 12min).
The month with the shortest days is December (Average daylight: 11h and 0min).
- Average sunshine in May: 10h and 3min
The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is January (Average sunshine: 6h and 54min).
Average sunshine days in May
Roseaux, Haiti
- Average sunshine days in May: 1 days
The month with the most sunshine days is January (5.8 days).
The month with the least sunshine days is May (1 days).
Average UV index in May
Roseaux, Haiti
- Average UV index in May: 7
The months with the highest UV index are May, June, July, August, September and October (UV index 7).
The months with the lowest UV index are January, February, March, April, November and December (UV index 6).
Average cloud cover in May
Roseaux, Haiti
- Average cloud cover in May: 32
The month with the most cloud cover is May (Cloud cover 32).
The month with the least cloud cover is July (Cloud cover 23).
Average visibility in May
Roseaux, Haiti
- 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).
Roseaux, Haiti
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