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
Weather in December
Temperature
As Manipay, Sri Lanka, welcomes December, the average high-temperature records at a still warm 27.5°C (81.5°F), marking an insignificant deviation from the prior month. Manipay sustains a near constant temperature throughout December, with nighttime averages of 26.1°C (79°F).Heat index
The heat index in December is appraised at a hot 31°C (87.8°F). Extended exposure and activity might lead to tiredness, potentially resulting in heat cramps.Records show heat index calculations are tailored for shaded regions and mild winds. If exposed to direct sunlight, the heat index could climb by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. An individual's perception of weather can be influenced by a variety of factors including metabolic differences, being pregnant, and their degree of physical exertion. Realize that direct exposure to sunlight can augment the felt heat, leading to a potential increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.
Humidity
The average relative humidity in December in Manipay is 78%.Rainfall
In December, the rain falls for 20 days. Throughout December, 140mm (5.51") of precipitation is accumulated. Throughout the year, there are 148.6 rainfall days, and 769mm (30.28") of precipitation is accumulated.Daylight
With an average of 11h and 36min of daylight, December has the shortest days of the year in Manipay.On the first day of the month, sunrise is at 06:11 and sunset at 17:47. On the last day of December, sunrise is at 06:26 and sunset at 18:00 +0530.
Sunshine
December has the least sunshine of the year in Manipay, with an average of 5.5h of sunshine.UV index
The months with the highest UV index in Manipay are January through October and December, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for average individuals.Note: The maximum daily UV index of 7 in December interprets into the following recommendations:
Stay clear of intense sun exposure. Solar protection is of utmost significance. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature in Manipay?
What is the average humidity in December in Manipay?
How many days does it rain in December in Manipay?
What is the month with the shortest days in Manipay?
How many hours of daylight does Manipay have in December?
When are sunrise and sunset in December in Manipay?
What is the month with the least sunshine in Manipay?
How many hours of sunshine does Manipay have in December?
What is the month with the highest UV index in Manipay?
What is the UV index reading in December in Manipay?
Average temperature in December
Manipay, Sri Lanka
- Average high temperature in December: 27.5°C
The warmest month (with the highest average high temperature) is April (30.4°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
Manipay, Sri Lanka
- Average pressure in December: 1010.9mbar
The month with the highest atmospheric pressure is January (1012.5mbar).
The month with the lowest atmospheric pressure is June (1005.9mbar).
Average wind speed in December
Manipay, Sri Lanka
- Average wind speed in December: 23.1km/h
The windiest month (with the highest average wind speed) is June (33.8km/h).
The calmest months (with the lowest average wind speed) are March and April (16.7km/h).
Average humidity in December
Manipay, Sri Lanka
- Average humidity in December: 78%
The months with the highest relative humidity are May, August and September (79%).
The month with the lowest relative humidity is March (75%).
Average rainfall in December
Manipay, Sri Lanka
- Average rainfall in December: 140mm
The wettest month (with the highest rainfall) is October (191mm).
The driest month (with the least rainfall) is March (13mm).
Average rainfall days in December
Manipay, Sri Lanka
- Average rainfall days in December: 20 days
The month with the highest number of rainy days is October (22.6 days).
The month with the least rainy days is March (5.8 days).
Average daylight in December /
Average sunshine in December
Manipay, 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 month with the most sunshine is June (Average sunshine: 11h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).
Average sunshine days in December
Manipay, Sri Lanka
- Average sunshine days in December: 7 days
The month with the most sunshine days is March (23.9 days).
The month with the least sunshine days is November (6.3 days).
Average UV index in December
Manipay, 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, October and December (UV index 7).
The month with the lowest UV index is November (UV index 6).
Average cloud cover in December
Manipay, 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
Manipay, Sri Lanka
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Manipay, Sri Lanka
Weather forecast for your location
2. Allow the app to use your location