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Normal weather for Sri Lanka 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.

In December, there is an average of 324 mm of precipitation, spread over 29 days. The wind speed is around 3 Bft, mostly coming from the East.

Sri Lanka in December

New York
Temperature Average Temperature
29°C 9°C
Sun High Temp
30°C 12°C
Sun Low Temp
28°C 4°C
Rain Total Precipitation
324 mm 133 mm
Rain Rainy Days
29 days 17 days

Start of December

The month of December starts in Sri Lanka with hot temps, averaging around 30°C during the day and nights around 22°C. There are plenty of days with a good chance of precipitation.

With the temperature difference between day and night, it’s smart to wear layers. For the daytime, light clothing like shorts or a dress, and a hat and sunglasses are perfect. In the evening and morning, a T-shirt, light pants or skirt, and a light jacket are ideal.

Mid December

By mid-December, daytime temps stay steady at around 30°C, with nights around 21°C. There’s a high chance of precipitation during this time.

Since it cools down at night, it’s a good idea to wear layers. For the daytime, light clothing like shorts or a dress, and a hat and sunglasses are perfect. In the evening and morning, a T-shirt, light pants or skirt, and a light jacket are ideal.

End of December

By the end of December, the average daytime temperature in Sri Lanka is around 29°C, while nighttime temps are about 21°C. There’s a significant chance of many days with precipitation.

Because temperatures drop in the evening, wearing layers is recommended. For the daytime, light clothing like shorts or a dress, and a hat and sunglasses are perfect. In the evening and morning, a T-shirt, light pants or skirt, and a light jacket are ideal.

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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?

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

Temperature records for Sri Lanka in December

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

The climate in Sri Lanka is based on weather data from Kandy. Other spots might have different weather. You can check out all destinations in Sri Lanka to get the full picture of the climate.

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Daily Temperature in December in Sri Lanka

This chart shows the average daily high and low temperatures in December for Sri Lanka, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.

Daily Temperature in December in Sri Lanka

Weather experiences in December in Sri Lanka

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There are rain showers, but they are short and cool. Ideal f... more

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Daily Precipitation in December in Sri Lanka

The chart below shows the average daily precipitation in December for Sri Lanka, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed 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 it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for December, you can expect about 29 days of precipitation in Sri Lanka.

Daily Precipitation in December 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.

Daily UV Index in December in Sri Lanka

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 few years.

Temperature in December in Sri Lanka Over the Years

Total Precipitation in December in Sri Lanka Over the Years

This chart shows the average precipitation in December in Sri Lanka, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.

Precipitation in December in Sri Lanka Over the Years

Daily Climate in December for Sri Lanka

Click on any day in December to get detailed info about the usual 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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Weather experience:Good StarStarStarStar

There are rain showers, but they are short and cool. Ideal for a sunny winter vacation.— 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

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