May weather forecast
Javouhey, French Guiana

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Weather in May

May stands out for its high levels of rainfall in Javouhey, French Guiana. It records the highest precipitation for the first half of the year at 137mm (5.39"). The month sees temperature and relative humidity in line with April's averages, continuing the warm weather trend. An increase in rainfall doesn't dampen the spirit, with vibrant indoor sights providing plenty of entertainment. Cater to indoor activities; visit cultural landmarks, which French Guina is known for.

Temperature

Javouhey records an average high-temperature of a still moderately hot 29.5°C (85.1°F) as May arrives, nearly mirroring the previous month's climate. In Javouhey, May is marked by an average low-temperature of 23.3°C (73.9°F).

Heat index

During May, the heat index is appraised at a torrid 38°C (100.4°F). Take more preventive steps, risk of heat exhaustion and heat cramps is elevated. Long activity may culminate in heatstroke.
It is important to note that the heat index values are for shaded areas and light wind scenarios. Being exposed to direct sunshine might trigger a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is an indicator that blends the effects of temperature and humidity to depict perceived warmth. The influence of weather is personal, differing among a variety of individuals based on differences in body mass, stature, and the level of physical activity. 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 especially vital to children. 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.
When the body gets too warm, it perspires, leading to sweat evaporation which cools it down. During high air temperature and humidity (high heat index), the process of perspiration is hindered, intensifying the sensation of heat. Increasing body temperatures can be a precursor to dehydration if the body can't shed the extra heat.

Humidity

The average relative humidity in May in Javouhey is 86%.

Rainfall

May is the month with the most rainfall in Javouhey. Rain falls for 28 days and accumulates 137mm (5.39") of precipitation.

Daylight

In May, the average length of the day is 12h and 23min.
On the first day of May in Javouhey, sunrise is at 06:22 and sunset at 18:42. On the last day of the month, sunrise is at 06:20 and sunset at 18:45 -03.

Sunshine

In May, the average sunshine is 5.9h.

UV index

January through June and December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for average individuals.
Note: A maximum UV index of 6 in May translates into the following recommendations:
Elude overexposure. Fair-skinned people could get burnt in less than 20 minutes. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Updated: Jan 31, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

How hot is it in Javouhey in May?

In Javouhey, 29.5°C (85.1°F) is the average high-temperature and 23.3°C (73.9°F) is the average low-temperature during May. The average heat index (a.k.a. 'felt air temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in May is appraised at 38°C (100.4°F).

What is the average humidity in May in Javouhey?

In Javouhey, the average relative humidity in May is 86%.

What is the rainiest month in Javouhey?

The month with the most rainfall is May, when the rain falls for 28 days and typically aggregates up to 137mm (5.39") of precipitation.

How much does it rain in Javouhey in May?

In Javouhey, in May, it is raining for 28 days, with typically 137mm (5.39") of accumulated precipitation.

What is the average length of the day in May in Javouhey?

The average day length in May in Javouhey is 12h and 23min.

What time are sunrise and sunset in May in Javouhey?

In May, on the first day of the month, sunrise is at 06:22 and sunset at 18:42. On the last day of the month, in Javouhey, French Guiana, sunrise is at 06:20 and sunset at 18:45 -03.

How many hours of sunshine does Javouhey have in May?

In Javouhey, French Guiana, the average sunshine duration in May is 5.9h.

When is the lowest UV index in Javouhey?

The months with the lowest UV index in Javouhey are January through June and December, with an average maximum UV index of 6.

How high is the UV index in May in Javouhey?

In May, the average daily maximum UV index in Javouhey is 6. A UV Index value of 6 to 7 symbolizes a high health threat from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Javouhey, French Guiana

Average temperature in May - Javouhey, French Guiana
  • Average high temperature in May: 29.5°C

The warmest month (with the highest average high temperature) is October (33.1°C).
The month with the lowest average high temperature is February (29.1°C).

  • Average low temperature in May: 23.3°C

The month with the highest average low temperature is May (23.3°C).
The coldest month (with the lowest average low temperature) is July (22.2°C).

Average pressure in May
Javouhey, French Guiana

Average pressure in May - Javouhey, French Guiana
  • Average pressure in May: 1012.2mbar

The months with the highest atmospheric pressure are June and July (1012.9mbar).
The month with the lowest atmospheric pressure is November (1009.5mbar).

Average wind speed in May
Javouhey, French Guiana

Average wind speed in May - Javouhey, French Guiana
  • Average wind speed in May: 8.2km/h

The windiest months (with the highest average wind speed) are February and March (9.5km/h).
The calmest month (with the lowest average wind speed) is July (6.4km/h).

Average humidity in May
Javouhey, French Guiana

Average humidity in May - Javouhey, French Guiana
  • Average humidity in May: 86%

The month with the highest relative humidity is June (88%).
The month with the lowest relative humidity is October (77%).

Average rainfall in May
Javouhey, French Guiana

Average rainfall in May - Javouhey, French Guiana
  • Average rainfall in May: 137mm

The wettest month (with the highest rainfall) is May (137mm).
The driest month (with the least rainfall) is October (23mm).

Average rainfall days in May
Javouhey, French Guiana

Average rainfall days in May - Javouhey, French Guiana
  • Average rainfall days in May: 28 days

The month with the highest number of rainy days is May (28 days).
The month with the least rainy days is September (11.5 days).

Average daylight in May /
Average sunshine in May
Javouhey, French Guiana

Average daylight in May / Average sunshine in May - Javouhey, 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 48min).

  • Average sunshine in May: 5h and 5min

The month with the most sunshine is September (Average sunshine: 9h and 6min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).

Average sunshine days in May
Javouhey, French Guiana

Average sunshine days in May - Javouhey, French Guiana
  • Average sunshine days in May: 1.8 days

The month with the most sunshine days is October (16 days).
The month with the least sunshine days is May (1.8 days).

Average UV index in May
Javouhey, French Guiana

Average UV index in May - Javouhey, 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
Javouhey, French Guiana

Average cloud cover in May - Javouhey, French Guiana
  • Average cloud cover in May: 58

The month with the most cloud cover is February (Cloud cover 62).
The month with the least cloud cover is September (Cloud cover 34).

Average visibility in May
Javouhey, French Guiana

Average visibility in May - Javouhey, French Guiana
  • Average visibility in May: 8km

The months with the highest visibility are February, March and April (9km).
The months with the lowest visibility are June, July and August (7km).

Javouhey, French Guiana

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