May Weather in Tonga, Cameroon

Last updated: August 22, 2025

In May, the average temperature in Tonga, Cameroon is a pleasant 24°C (75°F), with a minimum of 18°C (65°F) and a maximum reaching up to 32°C (91°F). However, be prepared for some rain, as the region experiences approximately 154 mm (6.1 in) of precipitation over 26 days. Humidity levels can be quite high at around 88%, adding to the cozy atmosphere of the month.

May Temperature in Tonga

In May in Tonga, the average temperature is 24°C (75°F). Maximums can reach 32°C (91°F), while minimums can drop to as low as 18°C (65°F). This mild and pleasant climate makes it a perfect time for outdoor activities and exploring the local attractions.

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

The chart illustrates May temperature patterns in Tonga, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tonga, May typically has an average temperature of 24°C (75°F), with highs reaching up to 32°C (91°F) and lows dropping to around 18°C (65°F).

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

May Precipitation in Tonga

In Tonga in May, the precipitation amount is 154 mm (6.1 in) over the course of 26 days.

May Precipitation Trends in Tonga

The chart displays monthly precipitation patterns in Tonga, 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 Tonga, May typically receives around 154 mm (6.1 inches) of precipitation spread over approximately 26 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 Tonga

In Tonga in May, humidity is 88%. With an average temperature of 24°C (75°F), this humidity feels like a warm blanket enveloping you, making it crucial to stay hydrated while exploring the sights.

May Average Humidity in Tonga

This chart illustrates the average monthly humidity levels in Tonga, 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 Tonga is approximately 88%, 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 Tonga

In Tonga in May, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Tonga, you can check here.

Maximum UV Index Levels in Tonga for May

The chart shows the monthly maximum UV Index (UVI) for Tonga 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 Tonga typically reaches 14, which falls under the extreme exposure category.

Data source: Tonga 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 Tonga Compares to Other Months

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

This table compares monthly weather conditions in Tonga, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	25°C (77°F)	9 mm (0.3 inches)	62%	extreme
February Weather	26°C (79°F)	20 mm (0.8 inches)	61%	extreme
March Weather	25°C (77°F)	71 mm (2.8 inches)	73%	extreme
April Weather	24°C (76°F)	128 mm (5.1 inches)	85%	extreme
May Weather	24°C (75°F)	154 mm (6.1 inches)	88%	extreme
June Weather	23°C (74°F)	148 mm (5.8 inches)	89%	extreme
July Weather	22°C (72°F)	158 mm (6.2 inches)	89%	extreme
August Weather	22°C (72°F)	174 mm (6.8 inches)	91%	extreme
September Weather	22°C (72°F)	232 mm (9.1 inches)	92%	extreme
October Weather	23°C (73°F)	196 mm (7.7 inches)	92%	extreme
November Weather	23°C (74°F)	95 mm (3.8 inches)	86%	extreme
December Weather	24°C (76°F)	8 mm (0.3 inches)	75%	very high