Temperatures in December
It's warm in December in Sri Lanka with an average temperature of 29°C. Temperatures this month range from a low of 28°C to a high of 30°C. At night, you can expect temperatures between 20°C and 22°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Sri Lanka 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 Sri Lanka with hot temperatures, averaging around 30°C during the day and nights close to 22°C. Plenty of days with a chance of precipitation.
Mid-December
By mid-December, the average daytime temperature stays the same at 30°C, with nights close to 21°C. The chance of precipitation is high during this period.
End of December
By the end of December, the average daytime temperature in Sri Lanka will be around 29°C, with nights close to 21°C. There’s a significant chance of many days with precipitation.
As it gets cooler in the evening, it’s best to wear layers.
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Precipitation in December
In December, there is an average of 324 mm of precipitation, spread over 21 days. The wind speed is around 3 Bft, mostly coming from the East.
The average precipitation chance this month is 67% per day. Though that seems frequent, there are also a few days with lower precipitation chances.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in December for Sri Lanka. 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.
Sri Lanka in December |
UK | ||
|---|---|---|---|
 Average Temperature |
29°C | 9°C | |
 High Temp |
30°C | 11°C | |
| Low Temp |
28°C | 8°C | |
 Total Precipitation |
324 mm | 67 mm | |
| Rainy Days |
21 days | 10 days | |
November
UV index
The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is December a good time to visit Sri Lanka?
After some sun? Then December isn’t the best time to be in Sri Lanka. The temperature is pleasant, but there’s too much chance of rain this month.
Temperature records for Sri Lanka in December
With 34°C, Sri Lanka hit the highest temperature in the last 10 years in December 2023. The lowest daytime temperature in this month was 21°C in 2022. The extreme night temperatures ranged from a low of 13°C to a high of 25°C.
Check out the climate of Sri Lanka for all months and discover the best travel time
The climate of Sri Lanka is based on weather data from Kandy. Other locations might have different weather. You can check out all destinations in Sri Lanka for a full picture of the climate.
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Daily Temperature in December in Sri Lanka
This chart shows the average daily temperatures, both day and night, for each day in December in Sri Lanka, 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.
Weather experiences in December in Sri Lanka
Good
There are rain showers, but they are short and cool. Ideal f... more
Daily Precipitation in December in Sri Lanka
The chart below shows the average daily precipitation in December for Sri Lanka, 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 21 days of rain in Sri Lanka.
Daily UV Index in December in Sri Lanka
This chart shows the average daily UV index in December in Sri Lanka, 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 Sri Lanka Over the Years
This chart shows the average temperature in December in Sri Lanka, measured in degrees Celsius, over the past years.
Total Precipitation in December in Sri Lanka Over the Years
This chart shows the average precipitation in December in Sri Lanka, 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 Sri Lanka
Click on a specific day in December for detailed info on the typical weather on that day in Sri Lanka. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in December in Sri Lanka
The weather in December in Sri Lanka is rated 4 out of 5 stars by 1 visitor. Have you been to Sri Lanka? Share your weather experience to help other visitors.
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There are rain showers, but they are short and cool. Ideal for a sunny winter holiday.— This text is automatically translated to English
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Average Weather in Sri Lanka by Month
Click on a month below to see detailed weather info for Sri Lanka. 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 Sri Lanka for all months at once
