Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
December
Weather in December
Temperature
With the onset of December, the average high-temperature registers at a still warm 27.3°C (81.1°F), subtly different from November's 28.3°C (82.9°F). Maintaining close parity with daytime warmth, the average nocturnal temperature during December stays at a still moderately hot 26.1°C (79°F).Heat index
The heat index value during December is appraised at a tropical 30°C (86°F). If one remains active during constant exposure, it might cause exhaustion and heat cramps.Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. When exposed to the direct sun, the heat index may augment by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is achieved by amalgamating air temperature with the relative humidity readings. The impression of weather on a person can be swayed by additional aspects, including metabolic variations, pregnancy, and activity levels. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Youngsters often neglect the necessity for rest and hydration. Thirst is a sign of advancing dehydration - thus the importance of maintaining hydration, specifically during long-lasting physical activities.
Humidity
The average relative humidity in December is 78%.Rainfall
In Maviddapuram, in December, during 21.8 rainfall days, 192mm (7.56") of precipitation is typically accumulated. In Maviddapuram, during the entire year, the rain falls for 189.6 days and collects up to 1106mm (43.54") of precipitation.Daylight
December has the shortest days of the year, with an average of 11h and 36min of daylight.On the first day of December in Maviddapuram, sunrise is at 06:11 and sunset at 17:46. On the last day of the month, sunrise is at 06:26 and sunset at 17:59 +0530.
Sunshine
December has the least sunshine of the year, with an average of 5.5h of sunshine.UV index
The months with the highest UV index are January through September and December, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for the average person.Note: The maximum daily UV index of 7 in December interprets into the following recommendations:
Continue precautions and advocate sun safety advice. Deterrence of sunburn is indispensable. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature?
What is the average humidity in December?
How much does it rain in December?
What is the month with the shortest days?
What is the average length of the day in December?
When is the sunrise / sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Maviddapuram have in December?
What is the month with the highest UV index?
How high is the UV index in December?
Average temperature in December
Maviddapuram, Sri Lanka
- Average high temperature in December: 27.3°C
The warmest month (with the highest average high temperature) is May (30.7°C).
The month with the lowest average high temperature is January (26.8°C).
- Average low temperature in December: 26.1°C
The month with the highest average low temperature is May (29°C).
The coldest month (with the lowest average low temperature) is January (25.5°C).
Average pressure in December
Maviddapuram, Sri Lanka
- Average pressure in December: 1011mbar
The month with the highest atmospheric pressure is January (1012.5mbar).
The month with the lowest atmospheric pressure is June (1005.8mbar).
Average wind speed in December
Maviddapuram, Sri Lanka
- Average wind speed in December: 23.4km/h
The windiest month (with the highest average wind speed) is June (32.9km/h).
The calmest month (with the lowest average wind speed) is April (16.3km/h).
Average humidity in December
Maviddapuram, Sri Lanka
- Average humidity in December: 78%
The months with the highest relative humidity are May and September (79%).
The month with the lowest relative humidity is March (75%).
Average rainfall in December
Maviddapuram, Sri Lanka
- Average rainfall in December: 192mm
The wettest months (with the highest rainfall) are October and November (257mm).
The driest month (with the least rainfall) is March (18mm).
Average rainfall days in December
Maviddapuram, Sri Lanka
- Average rainfall days in December: 21.8 days
The month with the highest number of rainy days is October (25.1 days).
The months with the least rainy days are February and March (7.6 days).
Average daylight in December /
Average sunshine in December
Maviddapuram, Sri Lanka
- Average daylight in December: 11h and 4min
The month with the longest days is June (Average daylight: 12h and 42min).
The month with the shortest days is December (Average daylight: 11h and 36min).
- Average sunshine in December: 5h and 3min
The months with the most sunshine are May and June (Average sunshine: 11h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).
Average sunshine days in December
Maviddapuram, Sri Lanka
- Average sunshine days in December: 5.5 days
The month with the most sunshine days is March (21.2 days).
The month with the least sunshine days is November (3.8 days).
Average UV index in December
Maviddapuram, Sri Lanka
- Average UV index in December: 7
The months with the highest UV index are January, February, March, April, May, June, July, August, September and December (UV index 7).
The months with the lowest UV index are October and November (UV index 6).
Average cloud cover in December
Maviddapuram, Sri Lanka
- Average cloud cover in December: 47
The month with the most cloud cover is December (Cloud cover 47).
The month with the least cloud cover is March (Cloud cover 16).
Average visibility in December
Maviddapuram, Sri Lanka
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September and December (10km).
The months with the lowest visibility are October and November (9km).
