May weather forecast
Vaitahu, French Polynesia

May

Weather in May

May brings moderately warmer weather. Rainfalls lessen from a high of 47mm (1.85") in April to 42mm (1.65"), paving the window for more outdoor activities with the lesser number of rainy days. While the average sunshine hours do not vary substantially, the daylight hours continue to slightly reduce. The gradual drop in temperature aids in maintaining the pleasant weather conditions that Vaitahu is known for. This is well complemented by the alternating patterns of sunny and rainy days that the month of May offers.

Temperature

The advent of May observes an average high-temperature of a still warm 27.8°C (82°F), nearly identical to April's 28°C (82.4°F). Vaitahu registers a gentle descent to an average nighttime low of 26.3°C (79.3°F) in May from its daytime highs.

Heat index

During May, the heat index is evaluated at a tropical 31°C (87.8°F). Ongoing exposure and activity could lead to a state of exhaustion, with a chance of heat cramps.
Understand that the heat index values take into account shaded locations and mild winds. The heat index might be elevated by 15 Fahrenheit (8 Celsius) degrees due to direct sun exposure.
Note: The heat index, also known as 'apparent temperature' or 'feels like', ties air temperature with relative humidity to produce the perceived temperature sensation. Elements such as metabolic variations, pregnancy, and physical exertion can shape one's weather perception. It is noteworthy that being in direct sunlight can enhance the weather's impact, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Young kids are often more at risk than adults as they tend to perspire less. Besides, their skin surface is larger relative to their small bodies, and their increased heat output from their active lifestyle compounds their risk.

Humidity

In Vaitahu, the average relative humidity in May is 76%.

Rainfall

In Vaitahu, in May, it is raining for 18 days, with typically 42mm (1.65") of accumulated precipitation. In Vaitahu, during the entire year, the rain falls for 203.9 days and collects up to 428mm (16.85") of precipitation.

Daylight

In Vaitahu, the average length of the day in May is 11h and 40min.
On the first day of May, sunrise is at 05:50 and sunset at 17:35. On the last day of the month, sunrise is at 05:56 and sunset at 17:31 -0930.

Sunshine

In Vaitahu, the average sunshine in May is 8.6h.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index. The months with the lowest UV index are January through December, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for the average person.
Note: In May, the average maximum UV index of 7 translates into the following recommendations:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.

Frequently asked questions

What are May temperatures?
The high-temperature, in May, in Vaitahu, records 27.8°C (82°F), while the low-temperature is 26.3°C (79.3°F). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which factors the actual air temperature with the relative humidity, in May is evaluated at 31°C (87.8°F).
What is the average humidity in May?
The average relative humidity in May is 76%.
How many days does it rain in May?
In Vaitahu, in May, during 18 rainfall days, 42mm (1.65") of precipitation is typically accumulated.
How many hours of daylight does Vaitahu have in May?
In May, the average day length is 11h and 40min.
When is the sunrise / sunset in May?
In May, on the first day of the month, sunrise is at 05:50 and sunset at 17:35. On the last day of the month, sunrise is at 05:56 and sunset at 17:31 -0930.
How long on average sun shines in May?
The average sunshine duration in May is 8.6h.
When is the highest UV index?
The months with the highest UV index are January through December, with an average maximum UV index of 7.
What are the months with the lowest UV index?
The months with the lowest UV index in Vaitahu are January through December, with an average maximum UV index of 7.
What is the UV index intensity in May?
The average daily maximum UV index in May in Vaitahu is 7. A UV Index estimate of 6 to 7 represents a high health risk from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in May
Vaitahu, French Polynesia
  • Average high temperature in May: 27.8°C

The warmest month (with the highest average high temperature) is March (28.2°C).
The month with the lowest average high temperature is August (26.4°C).

  • Average low temperature in May: 26.3°C

The month with the highest average low temperature is March (27°C).
The coldest month (with the lowest average low temperature) is August (25.1°C).

Average pressure in May
Vaitahu, French Polynesia
  • Average pressure in May: 1011.9mbar

The months with the highest atmospheric pressure are August and September (1012.9mbar).
The months with the lowest atmospheric pressure are February, March and December (1010.8mbar).

Average wind speed in May
Vaitahu, French Polynesia
  • Average wind speed in May: 23.5km/h

The windiest month (with the highest average wind speed) is July (28.1km/h).
The calmest month (with the lowest average wind speed) is March (22.3km/h).

Average humidity in May
Vaitahu, French Polynesia
  • Average humidity in May: 76%

The month with the highest relative humidity is April (77%).
The months with the lowest relative humidity are January, September and December (75%).

Average rainfall in May
Vaitahu, French Polynesia
  • Average rainfall in May: 42mm

The wettest month (with the highest rainfall) is March (49mm).
The driest month (with the least rainfall) is September (22mm).

Average rainfall days in May
Vaitahu, French Polynesia
  • Average rainfall days in May: 18 days

The month with the highest number of rainy days is March (21 days).
The month with the least rainy days is August (15.5 days).

Average daylight in May /
Average sunshine in May
Vaitahu, French Polynesia
  • Average daylight in May: 11h and 4min

The month with the longest days is December (Average daylight: 12h and 42min).
The month with the shortest days is June (Average daylight: 11h and 36min).

  • Average sunshine in May: 8h and 4min

The month with the most sunshine is January (Average sunshine: 10h and 42min).
The month with the least sunshine is July (Average sunshine: 6h and 30min).

Average sunshine days in May
Vaitahu, French Polynesia
  • Average sunshine days in May: 8.4 days

The month with the most sunshine days is November (8.8 days).
The month with the least sunshine days is March (5.9 days).

Average UV index in May
Vaitahu, French Polynesia
  • 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
Vaitahu, French Polynesia
  • Average cloud cover in May: 38

The month with the most cloud cover is November (Cloud cover 40).
The month with the least cloud cover is January (Cloud cover 36).

Average visibility in May
Vaitahu, French Polynesia
  • 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).

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