Weathermondo.com
Sri LankaThe weather in December in Helambawatawana
It's hot in December in Helambawatawana with an average temperature of 30°C. Temperatures this month range from a low of 30°C to a high of 32°C. At night, you can expect temperatures between 23°C and 25°C.
Looking for sun? December isn’t a good month to be in Helambawatawana. 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 December for Helambawatawana, Sri Lanka. 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 40°C in 2020, Helambawatawana reached the highest temperature in December over the past 10 years. The lowest daytime temperature in this month was 26°C in 2014. The extreme nighttime temperatures ranged from a lowest recorded value of 17°C to a highest value of 27°C.
Rainfall amount
In December, there is an average of 212 mm of precipitation, spread over 22 days. The wind speed is around 4 Bft, mostly coming from the East.
Daily weather in December for Helambawatawana
Click on any day in December to get detailed info about the usual weather on that day in Helambawatawana. Check out the historical temperatures and precipitation over the past 10 years on this day.
December weather comparison
| Helambawatawana | New York | |
|---|---|---|
| Average temperature | 30°C | 9°C |
| Max. temperature | 32°C | 12°C |
| Min. temperature | 23°C | -5°C |
| Total precipitation | 212 mm | 133 mm |
| Rainy days | 22 days | 17 days |
Start of December
The month of December starts in Helambawatawana with hot temps, averaging around 31°C during the day and nights around 25°C.
Mid December
By mid-December, daytime temps stay steady at around 31°C, with nights around 24°C. There’s a high chance of precipitation during this time.
End of December
By the end of December, the average daytime temperature in Helambawatawana is around 31°C, while nighttime temps are about 24°C. Expect regular precipitation, but if you’re lucky, you’ll also get some dry and sunny days.
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.
Check out the climate of Helambawatawana for all months and discover the best travel time
Temperature charts
These charts show the average temperatures in December in Helambawatawana, Sri Lanka. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in December in Helambawatawana
Temperature in December in Helambawatawana over the years
Precipitation charts
These charts show the average amount of precipitation in December in Helambawatawana, Sri Lanka. 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 December in Helambawatawana
Total precipitation in December in Helambawatawana over the years
Daily UV index in December in Helambawatawana
This chart shows the average daily UV index in December in Helambawatawana, 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 December in Helambawatawana
Have you been to Helambawatawana in December?
Share your weather experience in December in Helambawatawana.
Average weather in Helambawatawana by month
Click on a month below to see detailed weather info for Helambawatawana. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.