May Weather in Vaini, Tonga

Last updated: August 31, 2025

The average temperature in Vaini, Tonga during May is a pleasant 25°C (76°F). Expect a minimum of 21°C (70°F) and a maximum of 27°C (81°F). Be prepared for precipitation totaling 196 mm (7.7 in) over 14 days, and enjoy the tropical feel with an average humidity of 81%.

May Temperature in Vaini

In May in Vaini, the average temperature is 25°C (76°F). The maximum can reach 27°C (81°F), while the minimum can drop to as low as 21°C (70°F). This pleasant weather makes Vaini an ideal destination for travelers looking to enjoy mild and comfortable conditions.

May Weather in Vaini: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Vaini, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Vaini, May typically has an average temperature of 25°C (76°F), with highs reaching up to 27°C (81°F) and lows dropping to around 21°C (70°F).

Data source: Temperature data for Vaini generated using information from the Copernicus Climate Change Service.

May Precipitation in Vaini

In Vaini in May, the total precipitation amount is 196 mm (7.7 in) occurring over the course of 14 days.

May Precipitation Trends in Vaini

The chart displays monthly precipitation patterns in Vaini, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Vaini, May typically receives around 196 mm (7.7 inches) of precipitation spread over approximately 14 days.

Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

May Humidity in Vaini

In Vaini in May, humidity is 81%. With an average temperature of 25°C (76°F), this humidity feels like walking through a warm, damp embrace, making travel a bit uncomfortable as the air is thick and sticky, often causing moments of fatigue and the need for frequent hydration.

May Average Humidity in Vaini

This chart illustrates the average monthly humidity levels in Vaini, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Vaini is approximately 81%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Vaini

In Vaini in May, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Vaini.

Maximum UV Index Levels in Vaini for May

The chart shows the monthly maximum UV Index (UVI) for Vaini in May, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In May, the maximum UV index in Vaini typically reaches 9, which falls under the very high exposure category.

Data source: Vaini May UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How May Weather in Vaini Compares to Other Months

Weather in Vaini varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Vaini, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Vaini, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	26°C (79°F)	235 mm (9.2 inches)	83%	extreme
February Weather	26°C (80°F)	294 mm (11.6 inches)	82%	extreme
March Weather	26°C (79°F)	300 mm (11.8 inches)	81%	extreme
April Weather	26°C (79°F)	238 mm (9.4 inches)	82%	extreme
May Weather	25°C (76°F)	196 mm (7.7 inches)	81%	very high
June Weather	24°C (75°F)	101 mm (4.0 inches)	74%	high
July Weather	23°C (73°F)	113 mm (4.4 inches)	76%	very high
August Weather	22°C (73°F)	83 mm (3.3 inches)	76%	very high
September Weather	23°C (73°F)	135 mm (5.3 inches)	78%	extreme
October Weather	23°C (74°F)	135 mm (5.3 inches)	81%	extreme
November Weather	24°C (76°F)	88 mm (3.5 inches)	82%	extreme
December Weather	25°C (78°F)	163 mm (6.4 inches)	83%	extreme