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
May
Weather in May
Temperature
As May takes hold, the average high-temperature is a still moderately hot 28.5°C (83.3°F), nearly mirroring that of the previous month. In Roche Serpent, the nighttime temperature shows a slight difference from the daytime high, averaging to a still moderately hot 24.9°C (76.8°F) during May.Heat index
The heat index value for May is computed to be a hot 34°C (93.2°F). Emphasize additional safety, risk of heat cramps and heat exhaustion is high. Continuous activity might result in heatstroke.Be advised, the heat index considers values for conditions in shade and with a light breeze. An exposure to direct sunlight may lift the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', reflects the blend of air temperature and relative humidity to give a temperature impression. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. 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 primarily vital for children. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.
Humidity
The months with the highest humidity are February and May, with an average relative humidity of 84%.Rainfall
May is the month with the most rainfall. Rain falls for 29.6 days and accumulates 279mm (10.98") of precipitation.Daylight
In May, the average length of the day is 12h and 20min.On the first day of the month, sunrise is at 06:20 and sunset at 18:37. On the last day of May, sunrise is at 06:19 and sunset at 18:41 -03.
Sunshine
In May, the average sunshine in Roche Serpent is 6.9h.UV index
The months with the lowest UV index in Roche Serpent are January through June and December, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for the ordinary person.Note: The maximum UV index, 6 during May, leads to the following recommendations:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is May in Roche Serpent?
What is the most humid month in Roche Serpent?
What is the average humidity in May in Roche Serpent?
What is the rainiest month in Roche Serpent?
How many days does it rain in May in Roche Serpent?
How many hours of daylight does Roche Serpent have in May?
What time are sunrise and sunset in May in Roche Serpent?
How long on average sun shines in May in Roche Serpent?
What are the months with the lowest UV index in Roche Serpent?
What is the UV index intensity in May in Roche Serpent?
Average temperature in May
Roche Serpent, French Guiana
- Average high temperature in May: 28.5°C
The warmest months (with the highest average high temperature) are September and October (30.9°C).
The month with the lowest average high temperature is February (27.5°C).
- Average low temperature in May: 24.9°C
The month with the highest average low temperature is November (25.1°C).
The coldest month (with the lowest average low temperature) is January (24.2°C).
Average pressure in May
Roche Serpent, French Guiana
- Average pressure in May: 1012.3mbar
The months with the highest atmospheric pressure are June and July (1013.1mbar).
The month with the lowest atmospheric pressure is November (1009.7mbar).
Average wind speed in May
Roche Serpent, French Guiana
- Average wind speed in May: 12.8km/h
The windiest month (with the highest average wind speed) is February (15.3km/h).
The calmest month (with the lowest average wind speed) is July (9.7km/h).
Average humidity in May
Roche Serpent, French Guiana
- Average humidity in May: 84%
The months with the highest relative humidity are February and May (84%).
The months with the lowest relative humidity are September and October (77%).
Average rainfall in May
Roche Serpent, French Guiana
- Average rainfall in May: 279mm
The wettest month (with the highest rainfall) is May (279mm).
The driest month (with the least rainfall) is September (29mm).
Average rainfall days in May
Roche Serpent, French Guiana
- Average rainfall days in May: 29.6 days
The month with the highest number of rainy days is May (29.6 days).
The months with the least rainy days are September and October (14.3 days).
Average daylight in May /
Average sunshine in May
Roche Serpent, French Guiana
- Average daylight in May: 12h and 2min
The month with the longest days is June (Average daylight: 12h and 24min).
The month with the shortest days is December (Average daylight: 11h and 54min).
- Average sunshine in May: 6h and 5min
The month with the most sunshine is September (Average sunshine: 9h and 18min).
The month with the least sunshine is February (Average sunshine: 5h and 48min).
Average sunshine days in May
Roche Serpent, French Guiana
- Average sunshine days in May: 0.6 days
The month with the most sunshine days is October (13.2 days).
The month with the least sunshine days is May (0.6 days).
Average UV index in May
Roche Serpent, French Guiana
- Average UV index in May: 6
The months with the highest UV index are July, August, September, October and November (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June and December (UV index 6).
Average cloud cover in May
Roche Serpent, French Guiana
- Average cloud cover in May: 52
The month with the most cloud cover is February (Cloud cover 59).
The month with the least cloud cover is September (Cloud cover 25).
Average visibility in May
Roche Serpent, French Guiana
- Average visibility in May: 9km
The months with the highest visibility are January, February, March, April, August, September, October, November and December (10km).
The months with the lowest visibility are May, June and July (9km).
