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Temperatures in May

It's warm in May in Tongatapu with an average temperature of 27°C. Temperatures this month range from a low of 27°C to a high of 28°C. At night, you can expect temperatures between 20°C and 23°C.

Max and Min Temperatures per Day

Daily Temperature in May in Tongatapu

This chart shows the daily maximum and minimum temperatures in degrees Celsius for Tongatapu in May. The red line indicates the max temperatures, and the blue line shows the minimums.

Start of May

The month of May starts in Tongatapu with hot temperatures, averaging around 28°C during the day and nights close to 23°C. Plenty of days with a chance of precipitation.

Mid-May

By mid-May, the average daytime temperature stays the same at 28°C, with nights close to 23°C. There might be a few showers during this period, but plenty of dry days with sunshine too.

End of May

By the end of May, the average daytime temperature in Tongatapu will be around 28°C, with nights close to 22°C. There’s a significant chance of many days with precipitation.

Precipitation in May

In May, there is an average of 160 mm of precipitation, spread over 10 days. The wind speed is around 4 Bft, mostly coming from the Southeast.

The average precipitation chance is 31% per day this month. Though it seems pretty low, the weather’s variable. Some days have higher and others lower precipitation chances, which lowers the average.

Precipitation Chance

Daily precipitation chance in percentages for Tongatapu in May

This chart shows the daily precipitation chance (in percentages) in May for Tongatapu. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.

Tongatapu in May

UK
Temperature Average Temperature
27°C 18°C
Sun High Temp
28°C 21°C
Sun Low Temp
27°C 15°C
Rain Total Precipitation
160 mm 46 mm
Rain Rainy Days
10 days 8 days

Is May a good time to visit Tongatapu?

After some sun? Then May isn’t the best time to be in Tongatapu. The temperature is pleasant, but there’s too much chance of rain this month.

Temperature records for Tongatapu in May

With 30°C, Tongatapu hit the highest temperature in the last 10 years in May 2017. The lowest daytime temperature in this month was 23°C in 2021. The extreme night temperatures ranged from a low of 15°C to a high of 25°C.

Check out the climate of Tongatapu for all months and discover the best travel time

Daily Temperature in May in Tongatapu

This chart shows the average daily temperatures, both day and night, for each day in May in Tongatapu, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.

Daily Temperature in May in Tongatapu

Daily Precipitation in May in Tongatapu

The chart below shows the average daily precipitation in May for Tongatapu, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.

A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for May, you can expect around 10 days of rain in Tongatapu.

Daily Precipitation in May in Tongatapu

Daily UV Index in May in Tongatapu

This chart shows the average daily UV index in May in Tongatapu, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.

Daily UV Index in May in Tongatapu

Temperature in May in Tongatapu Over the Years

This chart shows the average temperature in May in Tongatapu, measured in degrees Celsius, over the past years.

Temperature in May in Tongatapu Over the Years

Total Precipitation in May in Tongatapu Over the Years

This chart shows the average precipitation in May in Tongatapu, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.

Precipitation in May in Tongatapu Over the Years

Daily climate in May for Tongatapu

Click on a specific day in May for detailed info on the typical weather on that day in Tongatapu. Check out the historical temperatures and precipitation over the past 10 years on this day.

Weather experiences in May in Tongatapu

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Average Weather in Tongatapu by Month

Click on a month below to see detailed weather info for Tongatapu. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.


Or check out the climate of Tongatapu for all months at once

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