Temperatures in December
It's hot in December in Kalutara with an average temperature of 31°C. Temperatures this month range from a low of 30°C to a high of 32°C. At night, you can expect temperatures between 20°C and 24°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Kalutara 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 Kalutara with hot temperatures, averaging around 32°C during the day and nights close to 23°C. Plenty of days with a chance of precipitation. 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 32°C, with nights close to 24°C. The chance of precipitation is high during this period. 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 Kalutara will be around 32°C, with nights close to 22°C. There’s a significant chance of many days with precipitation.
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Water temperature
The water temperature at Kalutara is 28°C this month. Nice and warm for a swim.
Precipitation in December
In December, there is an average of 305 mm of precipitation, spread over 19 days. The wind speed is around 4 Bft, mostly coming from the East.
The average precipitation chance this month is 60% per day. Though that seems frequent, the weather’s variable. There are also a few days with lower precipitation chances.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in December for Kalutara. 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.
Kalutara in December |
London | ||
|---|---|---|---|
 Average Temperature |
31°C | 9°C | |
 High Temp |
32°C | 11°C | |
| Low Temp |
30°C | 8°C | |
 Total Precipitation |
305 mm | 67 mm | |
| Rainy Days |
19 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 Kalutara?
After some sun? Then December isn’t the best time to be in Kalutara. The temperature is pleasant, but there’s too much chance of rain this month.
Temperature records for Kalutara in December
With 35°C, Kalutara hit the highest temperature in the last 10 years in December 2021. The lowest daytime temperature in this month was 25°C in 2014. The extreme night temperatures ranged from a low of 4°C to a high of 27°C.
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Daily Temperature in December in Kalutara
This chart shows the average daily temperatures, both day and night, for each day in December in Kalutara, 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 Kalutara
The chart below shows the average daily precipitation in December for Kalutara, 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 19 days of rain in Kalutara.
Daily UV Index in December in Kalutara
This chart shows the average daily UV index in December in Kalutara, 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 Kalutara Over the Years
This chart shows the average temperature in December in Kalutara, measured in degrees Celsius, over the past years.
Total Precipitation in December in Kalutara Over the Years
This chart shows the average precipitation in December in Kalutara, 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 Kalutara
Click on a specific day in December for detailed info on the typical weather on that day in Kalutara. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in December in Kalutara
Have you been to Kalutara in December?
Share your weather experience in December in Kalutara.
Average Weather in Kalutara by Month
Click on a month below to see detailed weather info for Kalutara. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
