Temperatures in December
It's warm in December in Tonga with an average temperature of 29°C. Temperatures this month range from a low of 29°C to a high of 30°C. At night, you can expect temperatures between 22°C and 25°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Tonga in December. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of December
The month of December starts in Tonga with hot temperatures, averaging around 30°C during the day and nights close to 24°C. You can expect regular precipitation, but there’s also a chance for some sunny days in the first days of the month. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
Mid-December
By mid-December, the average daytime temperature stays the same at 30°C, with nights close to 24°C. During this part of the month, you can expect regular precipitation, but there’ll also be some sunny days. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
End of December
By the end of December, the average daytime temperature in Tonga will be around 30°C, with nights close to 24°C. There’s a significant chance of many days with precipitation. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
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Precipitation in December
In December, there is an average of 156 mm of precipitation, spread over 10 days. The wind speed is around 4 Bft, mostly coming from the Southeast.
The average precipitation chance is 33% 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
This chart shows the daily precipitation chance (in percentages) in December for Tonga. 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.
Tonga in December |
UK | ||
|---|---|---|---|
 Average Temperature |
29°C | 9°C | |
 High Temp |
30°C | 11°C | |
| Low Temp |
29°C | 8°C | |
 Total Precipitation |
156 mm | 67 mm | |
| Rainy Days |
10 days | 10 days | |
November
Is December a good time to visit Tonga?
After some sun? Then December isn’t the best time to be in Tonga. The temperature is pleasant, but there’s too much chance of rain this month.
Temperature records for Tonga in December
With 41°C, Tonga hit the highest temperature in the last 10 years in December 2020. The lowest daytime temperature in this month was 24°C in 2017. The extreme night temperatures ranged from a low of 18°C to a high of 26°C.
Check out the climate of Tonga for all months and discover the best travel time
The climate of Tonga is based on weather data from Nuku‘alofa. Other locations might have different weather. You can check out all destinations in Tonga for a full picture of the climate.
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Daily Temperature in December in Tonga
This chart shows the average daily temperatures, both day and night, for each day in December in Tonga, 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 Precipitation in December in Tonga
The chart below shows the average daily precipitation in December for Tonga, 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 December, you can expect around 10 days of rain in Tonga.
Daily UV Index in December in Tonga
This chart shows the average daily UV index in December in Tonga, 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.
Temperature in December in Tonga Over the Years
This chart shows the average temperature in December in Tonga, measured in degrees Celsius, over the past years.
Total Precipitation in December in Tonga Over the Years
This chart shows the average precipitation in December in Tonga, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in December for Tonga
Click on a specific day in December for detailed info on the typical weather on that day in Tonga. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in December in Tonga
Have you been to Tonga in December?
Share your weather experience in December in Tonga.
Average Weather in Tonga by Month
Click on a month below to see detailed weather info for Tonga. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
