The weather in August in Tongatapu

It's warm in August in Tongatapu with an average temperature of 25°C. Temperatures this month range from a low of 24°C to a high of 26°C. At night, you can expect temperatures between 18°C and 21°C.

Looking for sun? August isn’t a good month to be in Tongatapu. The temperature is nice, but there’s too much chance of rain.

Average temperatures and precipitation

This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in August for Tongatapu, Tonga. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.

Temperature records

With 29°C in 2021, Tongatapu reached the highest temperature in August over the past 10 years. The lowest daytime temperature in this month was 20°C in 2021. The extreme nighttime temperatures ranged from a lowest recorded value of 12°C to a highest value of 24°C.

Rainfall amount

In August, there is an average of 138 mm of precipitation, spread over 13 days. The wind speed is around 4 Bft, mostly coming from the Southeast.

Daily weather in August for Tongatapu

Click on any day in August to get detailed info about the usual weather on that day in Tongatapu. Check out the historical temperatures and precipitation over the past 10 years on this day.

August weather comparison

  Tongatapu New York
Average temperature 25°C 30°C
Max. temperature 26°C 31°C
Min. temperature 18°C -5°C
Total precipitation 138 mm 79 mm
Rainy days 13 days 13 days

Start of August

The month of August starts in Tongatapu with warm temps, averaging around 25°C during the day and nights around 20°C.

Mid August

By mid-August, daytime temps rise to around 26°C, with nights around 20°C. During this part of the month, you might see regular precipitation, but there will also be some sunny days.

End of August

By the end of August, the average daytime temperature in Tongatapu is around 26°C, while nighttime temps are about 21°C. A shower might pop up, but overall, the weather will be dry and sunny.

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

Temperature charts

These charts show the average temperatures in August in Tongatapu, Tonga. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.

Daily Temperature in August in Tongatapu

Temperature in August in Tongatapu over the years

Precipitation charts

These charts show the average amount of precipitation in August in Tongatapu, Tonga. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.

Daily Precipitation in August in Tongatapu

Total precipitation in August in Tongatapu over the years

Daily UV index in August in Tongatapu

This chart shows the average daily UV index in August 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.

Weather experiences in August 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.