December weather forecast
Kosgolla, Sri Lanka

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Weather in December

December, the first month of the winter in Kosgolla, is also a moderately hot month, with an average temperature fluctuating between 19.5°C (67.1°F) and 27.5°C (81.5°F).

Temperature

Kosgolla reaches its lowest average temperatures in December, measuring 27.5°C (81.5°F) at the peak and 19.5°C (67.1°F) at the lowest.

Heat index

For most parts of December, the heat index is evaluated at a tropical 31°C (87.8°F). Ongoing exposure and activity could lead to a state of exhaustion, with a chance of heat cramps.
The metrics for the heat index are tailored for both shady environments and light 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 'real feel' or 'feels like', offers an insight into how hot it feels when we factor in moisture content. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. The sun, when shining directly, can have a significant impact on the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Young ones regularly neglect the requirement for rest and fluid replenishment. Thirst is a late stage of dehydration - so, it is necessary to keep hydrated, particularly during extended periods of physical exertion.

Humidity

The most humid month is December, with an average relative humidity of 84%.

Rainfall

In Kosgolla, in December, it is raining for 22.9 days, with typically 118mm (4.65") of accumulated precipitation. Throughout the year, there are 278.4 rainfall days, and 1466mm (57.72") of precipitation is accumulated.

Daylight

With an average of 11h and 42min of daylight, December has the shortest days of the year in Kosgolla.
On the first day of the month, sunrise is at 06:05 and sunset at 17:49. On the last day of December, sunrise is at 06:20 and sunset at 18:02 +0530.

Sunshine

With an average of 5.7h of sunshine, December has the least sunshine of the year in Kosgolla, Sri Lanka.

UV index

The months with the highest UV index are January through September, November and December, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for average individuals.
Note: In December, the maximum UV index of 6 suggests these recommendations:
Deter overexposure. Protecting against the sun's effects is essential. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
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Frequently asked questions

What part of the year is the coldest in Kosgolla?

The month of December sees the average lowest temperatures, reaching 27.5°C (81.5°F) at the peak and 19.5°C (67.1°F) at the low.

What are the temperatures in Kosgolla in December?

During December, Kosgolla experiences an average high-temperature of 27.5°C (81.5°F) and a low-temperature of 19.5°C (67.1°F). In December, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which represents the influence of relative humidity on air temperature, is evaluated at 31°C (87.8°F).

What is the most humid month in Kosgolla?

December is the most humid month in Kosgolla, with an average relative humidity of 84%.

What is the average humidity in December in Kosgolla?

In Kosgolla, the average relative humidity in December is 84%.

How many days does it rain in December in Kosgolla?

In Kosgolla, during December, the rain falls for 22.9 days and regularly aggregates up to 118mm (4.65") of precipitation.

What is the month with the shortest days in Kosgolla?

December has the shortest days of the year in Kosgolla, with an average of 11h and 42min of daylight.

What is the average length of the day in December in Kosgolla?

The average day length in December in Kosgolla, Sri Lanka, is 11h and 42min.

What time are sunrise and sunset in December in Kosgolla?

In December, on the first day of the month, sunrise is at 06:05 and sunset at 17:49. On the last day of the month, in Kosgolla, sunrise is at 06:20 and sunset at 18:02 +0530.

What is the month with the least sunshine in Kosgolla?

With an average of 5.7h of sunshine, December has the least sunshine of the year in Kosgolla, Sri Lanka.

How many hours of sunshine does Kosgolla have in December?

In Kosgolla, Sri Lanka, the average sunshine duration in December is 5.7h.

When is the highest UV index in Kosgolla?

January through September, November and December, with an average maximum UV index of 6, are months with the highest UV index in Kosgolla, Sri Lanka.

What is the UV index reading in December in Kosgolla?

In Kosgolla, Sri Lanka, the average daily maximum UV index in December is 6. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to Sun's UV rays.
Average wind speed gusts
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Kosgolla, Sri Lanka

Average temperature in December - Kosgolla, Sri Lanka
  • Average high temperature in December: 27.5°C

The warmest month (with the highest average high temperature) is March (31.5°C).
The month with the lowest average high temperature is December (27.5°C).

  • Average low temperature in December: 19.5°C

The months with the highest average low temperature are May and June (21.8°C).
The coldest month (with the lowest average low temperature) is February (18.1°C).

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Average pressure in December
Kosgolla, Sri Lanka

Average pressure in December - Kosgolla, Sri Lanka
  • Average pressure in December: 1010.5mbar

The month with the highest atmospheric pressure is January (1011.8mbar).
The month with the lowest atmospheric pressure is June (1008.1mbar).

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Average wind speed in December
Kosgolla, Sri Lanka

Average wind speed in December - Kosgolla, Sri Lanka
  • Average wind speed in December: 6.7km/h

The windiest month (with the highest average wind speed) is June (13.5km/h).
The calmest month (with the lowest average wind speed) is April (4.7km/h).

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Average humidity in December
Kosgolla, Sri Lanka

Average humidity in December - Kosgolla, Sri Lanka
  • Average humidity in December: 84%

The month with the highest relative humidity is December (84%).
The month with the lowest relative humidity is March (74%).

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Average rainfall in December
Kosgolla, Sri Lanka

Average rainfall in December - Kosgolla, Sri Lanka
  • Average rainfall in December: 118mm

The wettest month (with the highest rainfall) is October (301mm).
The driest month (with the least rainfall) is January (38mm).

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Average rainfall days in December
Kosgolla, Sri Lanka

Average rainfall days in December - Kosgolla, Sri Lanka
  • Average rainfall days in December: 22.9 days

The month with the highest number of rainy days is May (28.6 days).
The month with the least rainy days is January (14.1 days).

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Average daylight in December /
Average sunshine in December
Kosgolla, Sri Lanka

Average daylight in December / Average sunshine in December - Kosgolla, Sri Lanka
  • Average daylight in December: 11h and 4min

The month with the longest days is June (Average daylight: 12h and 30min).
The month with the shortest days is December (Average daylight: 11h and 42min).

  • Average sunshine in December: 5h and 4min

The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

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Average sunshine days in December
Kosgolla, Sri Lanka

Average sunshine days in December - Kosgolla, Sri Lanka
  • Average sunshine days in December: 6.8 days

The month with the most sunshine days is January (14.8 days).
The month with the least sunshine days is May (1.2 days).

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Average UV index in December
Kosgolla, Sri Lanka

Average UV index in December - Kosgolla, Sri Lanka
  • Average UV index in December: 6

The months with the highest UV index are January, February, March, April, May, June, July, August, September, November and December (UV index 6).
The month with the lowest UV index is October (UV index 5).

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Average cloud cover in December
Kosgolla, Sri Lanka

Average cloud cover in December - Kosgolla, Sri Lanka
  • Average cloud cover in December: 47

The months with the most cloud cover are November and December (Cloud cover 47).
The month with the least cloud cover is March (Cloud cover 27).

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Average visibility in December
Kosgolla, Sri Lanka

Average visibility in December - Kosgolla, Sri Lanka
  • Average visibility in December: 8km

The months with the highest visibility are June, July and August (10km).
The months with the lowest visibility are January, February, March, April, November and December (8km).

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Kosgolla, Sri Lanka

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