May weather forecast
Gahi, Wallis and Futuna

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Weather in May

May's weather in Gahi shows continued signs of the drying trend initiated in April. Most notably, rainfall decreases even further to reach only 115mm (4.53"). The drying trend, however, does not impact the overall temperatures significantly; they remain steady in the high 20s. With fewer rainy days, the possibility to enjoy outdoor activities significantly improves. Wind speeds pick up, adding a cooling effect to the otherwise warm weather.

Temperature

In May, Gahi notes an average high-temperature of a still moderately hot 28.8°C (83.8°F), hardly different from the preceding month. Gahi's evenings during May maintain an average temperature of 27.8°C (82°F), aligning closely with the daytime temperatures.

Heat index

In May, the average heat index is evaluated at a tropical 34°C (93.2°F). Adopt heightened preventive measures, heat exhaustion and heat cramps are probable. Persistent activity could lead to heatstroke.
Evaluating the heat index requires understanding its values in the shade and with gentle winds. A rise of up to 15 Fahrenheit (8 Celsius) degrees in the heat index could result from direct sunlight.
Note: The heat index, also known as 'real feel' or 'apparent temperature', integrates the air's temperature and its humidity to showcase the felt temperature by people. This effect tends to be personal, with the weather perception differing among individuals due to variations in body mass, height, and exertion. By being directly under the sun, it's possible for the felt temperature to increase by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Children often fail to recognize the requirement to rest and rehydrate. Thirst, being a late symptom of dehydration, underlines the importance of maintaining hydration, especially during ongoing physical activities.

Humidity

In May, the average relative humidity is 77%.

Rainfall

In Gahi, in May, during 22.2 rainfall days, 115mm (4.53") of precipitation is typically accumulated. In Gahi, during the entire year, the rain falls for 285.2 days and collects up to 2066mm (81.34") of precipitation.

Daylight

In May, the average length of the day is 11h and 30min.
On the first day of May in Gahi, sunrise is at 05:53 and sunset at 17:30. On the last day of the month, sunrise is at 06:00 and sunset at 17:24 +12.

Sunshine

The average sunshine in May is 7.8h.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index in Gahi. The months with the lowest UV index are January through December, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In May, a daily maximum UV index of 7 leads to the following instructions:
Eschew overexposure. Those with light skin may suffer burns in fewer than 20 minutes. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. To cut down UV radiation exposure by about half, sport a wide-brim hat.

Frequently asked questions

How hot does it get in May?

An average high-temperature, in May, in Gahi, is 28.8°C (83.8°F) and the average low-temperature is 27.8°C (82°F). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in May is evaluated at 34°C (93.2°F).

What is the average humidity in May?

In Gahi, the average relative humidity in May is 77%.

How much does it rain in May?

In Gahi, during May, the rain falls for 22.2 days and regularly aggregates up to 115mm (4.53") of precipitation.

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

The average day length in May in Gahi is 11h and 30min.

What time are sunrise and sunset in May?

On the first day of May, sunrise is at 05:53 and sunset at 17:30. On the last day of the month, sunrise is at 06:00 and sunset at 17:24 +12.

How long on average sun shines in May in Gahi?

In Gahi, the average sunshine duration in May is 7.8h.

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

What is the UV index reading in May?

The average daily maximum UV index in May is 7. A UV Index value of 6 to 7 symbolizes a high hazard to health from exposure to the Sun's UV radiation.

Average temperature in May
Gahi, Wallis and Futuna

Average temperature in May - Gahi, Wallis and Futuna
  • Average high temperature in May: 28.8°C

The warmest months (with the highest average high temperature) are February and March (29.1°C).
The months with the lowest average high temperature are July, August and September (27.7°C).

  • Average low temperature in May: 27.8°C

The month with the highest average low temperature is March (28.2°C).
The coldest month (with the lowest average low temperature) is August (26.8°C).

Average pressure in May
Gahi, Wallis and Futuna

Average pressure in May - Gahi, Wallis and Futuna
  • Average pressure in May: 1010.7mbar

The month with the highest atmospheric pressure is September (1011.9mbar).
The month with the lowest atmospheric pressure is January (1007.1mbar).

Average wind speed in May
Gahi, Wallis and Futuna

Average wind speed in May - Gahi, Wallis and Futuna
  • Average wind speed in May: 21km/h

The windiest month (with the highest average wind speed) is July (27.2km/h).
The calmest month (with the lowest average wind speed) is March (17.2km/h).

Average humidity in May
Gahi, Wallis and Futuna

Average humidity in May - Gahi, Wallis and Futuna
  • Average humidity in May: 77%

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

Average rainfall in May
Gahi, Wallis and Futuna

Average rainfall in May - Gahi, Wallis and Futuna
  • Average rainfall in May: 115mm

The wettest month (with the highest rainfall) is February (405mm).
The driest month (with the least rainfall) is August (67mm).

Average rainfall days in May
Gahi, Wallis and Futuna

Average rainfall days in May - Gahi, Wallis and Futuna
  • Average rainfall days in May: 22.2 days

The month with the highest number of rainy days is December (28.2 days).
The month with the least rainy days is July (19.1 days).

Average daylight in May /
Average sunshine in May
Gahi, Wallis and Futuna

Average daylight in May / Average sunshine in May - Gahi, Wallis and Futuna
  • Average daylight in May: 11h and 3min

The month with the longest days is December (Average daylight: 12h and 54min).
The month with the shortest days is June (Average daylight: 11h and 24min).

  • Average sunshine in May: 7h and 5min

The month with the most sunshine is January (Average sunshine: 9h and 18min).
The months with the least sunshine are June and July (Average sunshine: 5h and 42min).

Average sunshine days in May
Gahi, Wallis and Futuna

Average sunshine days in May - Gahi, Wallis and Futuna
  • Average sunshine days in May: 6.2 days

The month with the most sunshine days is July (9.3 days).
The month with the least sunshine days is December (1.5 days).

Average UV index in May
Gahi, Wallis and Futuna

Average UV index in May - Gahi, Wallis and Futuna
  • 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
Gahi, Wallis and Futuna

Average cloud cover in May - Gahi, Wallis and Futuna
  • Average cloud cover in May: 44

The month with the most cloud cover is August (Cloud cover 49).
The months with the least cloud cover are March, April and May (Cloud cover 44).

Average visibility in May
Gahi, Wallis and Futuna

Average visibility in May - Gahi, Wallis and Futuna
  • Average visibility in May: 10km

The months with the highest visibility are March, April, May, June, July, August, September, October and November (10km).
The months with the lowest visibility are January, February and December (9km).

Gahi, Wallis and Futuna

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