Sri Lanka Weather in December: Temperature, Precipitation, Wind
Sri Lanka experiences warm and rainy weather throughout December. The average temperature is 27.4°C (81.3°F), with highs of 31.6°C (88.9°F) and lows of 24.2°C (75.6°F). The average precipitation is 17.46mm (0.69 inches), with a high chance of rain at 87.1% and an average of 30 rainy days in the month. The most common weather condition is rain, with an average humidity of 84.2%. December marks the beginning of the northeast monsoon season in Sri Lanka, bringing rain and thunderstorms to the island. The southwest monsoon winds shift direction, causing moisture-laden winds from the northeast to move across the country, resulting in increased rainfall. The central and eastern regions of Sri Lanka receive the highest amount of precipitation during this time.
What is the temperature in Sri Lanka in December?
Average air temperature in Sri Lanka is 27.4°C (81.3°F) in December. The outside temperature in Sri Lanka feels like 30°C (85.9°F) on a typical December day. The highest average temperature during sunny days is 31.6°C (88.8°F) and feels like 37.8°C (100°F). The lowest average temperature after dark is 24.2°C (75.6°F) which feels like 24.2°C (75.6°F).
How hot is Sri Lanka in December?
The hot temperature in December in Sri Lanka rises to 33.1°C (91.6°F) on sunny days with low cloud coverage and 84.2% humidity. During hottest days of December it feels like 40.8 °C (105.4°F). The average maximum temp in Sri Lanka is 31.6°C (105.4°F) during day time in December.
How cold is Sri Lanka in December?
The coldest temp in Sri Lanka in December drops to 22.2°C (72°F) during the cold nights. With 18.5km/h (11.5mph) winds and 84.2% humidity it feels like 22.2°C (72°F) on the coldest nights. The average minimum temperature is 24.2°C (75.6°F) during night time in December.
Does it rain in Sri Lanka in December?
Yes, it rains for 30 days in Sri Lanka in December averaging 17.46 mm of precipitation. Sri Lanka has a 87.1% chance for rain throughout the entire month of December.
How much does it rain in Sri Lanka throughout December?
Sri Lanka has 17.46 mm (0.69 inch) of rain per day on average in December. It rains for an average of 30 days out of the entire month.
Is Sri Lanka windy in December?
The average speed of wind in Sri Lanka during December is 18.5km/h (11.5mph) and average windgust is 28.3km/h (17.6mph). On some days in December wind can reach up to 29.5km/h (18.3mph).
What is the direction of the wind in Sri Lanka in December?
Most days of December the wind is blowing from East-Northeast direction in Sri Lanka.
What are the humidity levels in Sri Lanka in December?
The average humidity levels in Sri Lanka in December are 84.2%. Daily humidity levels in Sri Lanka range from 72.7% to 92.2% during December.
How many hours of daylight are in Sri Lanka in December?
Sri Lanka has 11 hours 43 minutes of daylight in December on average. Sunset and sunrise times gradually change throughout the month. Sunrise in Sri Lanka in December is at 6:14:04 and the sunset is at 17:57:52.
What is the cloud coverage in Sri Lanka in December?
Clouds cover 57.5% of the sky on average throughout December in Sri Lanka. The cloud coverage ranges from 29.4% to 74.7% depending on the day of the month.
What is the UV level in December in Sri Lanka?
The average UV index in Sri Lanka is 7.9 in December. UV levels change throughout the month and range from 1 to 9.
What is the solar radiation in Sri Lanka in December?
The average solar radiation is 201.2 W/m2 (Watts per square meter) in Sri Lanka during December. However solar radiation levels change throughout the month and range from 20.7 W/m2 to 258.4 W/m2.
What is the solar energy during December in Sri Lanka?
The average solar energy during December in Sri Lanka is 17.4 MJ/m2 (megajoules per square metre). Solar energy ranges from 1.7 MJ/m2, to 22.2 MJ/m2 during December.
Are there severe weather risks in Sri Lanka in December?
Yes, there is a 36.3% risk for severe weather in Sri Lanka in December.
What is the air pressure in Sri Lanka in December?
On average the air pressure in Sri Lanka in December is 1010.3 mb (millibars). Throughout the month the sea level pressure ranges from 1008.2 mb to 1012.6 mb.
What is the visibility in Sri Lanka in December?
The average daylight visibility in Sri Lanka in December is 12.1 km (7.5 miles). Depending on the precipitation the visibility ranges from 10 km (6.2 miles) to 13.2 km (8.2 miles) throughout December.
What is the dew point in Sri Lanka in December?
The average dew point in Sri Lanka during December is 24.3°C (75.7°F).
Where is the data for Sri Lanka climate in December coming from?
The climate data for Sri Lanka in December is collected from the following weather stations.
- BANDARANAIKE INTERNATIONAL COLOMBO, CE
- COLOMBO, CE
- COLOMBO RATMALANA, CE
- RATNAPURA, CE
- AVHP (maritime)