December weather forecastRagala, Sri Lanka

December

Weather in December

The first month of the winter, December, is also a moderately hot month in Ragala, Sri Lanka, with an average temperature varying between 24.3°C (75.7°F) and 17°C (62.6°F).

Temperature

In Ragala, December is the month with the lowest recorded average temperatures, measuring a high of 24.3°C (75.7°F) and a low of 17°C (62.6°F).

Humidity

In Ragala, the average relative humidity in December is 88%.

Rainfall

In December, the rain falls for 25.4 days. Throughout December, 228mm (8.98") of precipitation is accumulated. In Ragala, during the entire year, the rain falls for 297.4 days and collects up to 2784mm (109.61") of precipitation.

Daylight

The month with the shortest days in Ragala is December, with an average of 11h and 42min of daylight.
On the first day of the month, sunrise is at 06:03 and sunset at 17:48. On the last day of December, in Ragala, sunrise is at 06:17 and sunset at 18:01 +0530.

Sunshine

The month with the least sunshine in Ragala, Sri Lanka, is December, with an average of 4.6h of sunshine.

UV index

January, October through December, with an average maximum UV index of 5, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: In December, a regular UV index of 5 translates into these guidelines:
Be vigilant - Suggestions to stave off sun damage are provided. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.

Frequently asked questions

December, known for its average high temperature of 24.3°C (75.7°F) and an average low temperature of 17°C (62.6°F), is the coldest month in Ragala, Sri Lanka.

The high-temperature, in December, in Ragala, is 24.3°C (75.7°F), while the low-temperature averages to 17°C (62.6°F). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which represents the influence of relative humidity on air temperature, in September is appraised at 30°C (86°F).

The average relative humidity in December in Ragala is 88%.

In December, in Ragala, Sri Lanka, the rain falls for 25.4 days. Throughout December, 228mm (8.98") of precipitation is accumulated.

The month with the shortest days in Ragala is December, with an average of 11h and 42min of daylight.

In Ragala, the average day length in December is 11h and 44min.

On the first day of December, sunrise is at 06:03 and sunset at 17:48. On the last day of the month, sunrise is at 06:17 and sunset at 18:01 +0530.

The month with the least sunshine in Ragala, Sri Lanka, is December, with an average of 4.6h of sunshine.

In Ragala, Sri Lanka, the average sunshine duration in December is 4.6h.

The months with the lowest UV index in Ragala are January, October through December, with an average maximum UV index of 5.

In Ragala, Sri Lanka, the average daily maximum UV index in December is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Ragala, Sri Lanka

  • Average high temperature in December: 24.3°C

The warmest month (with the highest average high temperature) is April (27.6°C).
The month with the lowest average high temperature is December (24.3°C).

  • Average low temperature in December: 17°C

The month with the highest average low temperature is May (19.1°C).
The coldest month (with the lowest average low temperature) is February (15.3°C).

Average pressure in December
Ragala, Sri Lanka

  • Average pressure in December: 1010.4mbar

The month with the highest atmospheric pressure is January (1011.7mbar).
The month with the lowest atmospheric pressure is June (1008.3mbar).

Average wind speed in December
Ragala, Sri Lanka

  • Average wind speed in December: 5km/h

The windiest month (with the highest average wind speed) is June (9.1km/h).
The calmest month (with the lowest average wind speed) is April (3.3km/h).

Average humidity in December
Ragala, Sri Lanka

  • Average humidity in December: 88%

The month with the highest relative humidity is November (89%).
The month with the lowest relative humidity is March (80%).

Average rainfall in December
Ragala, Sri Lanka

  • Average rainfall in December: 228mm

The wettest month (with the highest rainfall) is October (656mm).
The driest month (with the least rainfall) is January (85mm).

Average rainfall days in December
Ragala, Sri Lanka

  • Average rainfall days in December: 25.4 days

The month with the highest number of rainy days is May (29.8 days).
The month with the least rainy days is February (16.3 days).

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

  • Average daylight in December: 11h and 42min

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: 4h and 36min

The month with the most sunshine is June (Average sunshine: 10h and 0min).
The month with the least sunshine is December (Average sunshine: 4h and 36min).

Average sunshine days in December
Ragala, Sri Lanka

  • Average sunshine days in December: 4.5 days

The month with the most sunshine days is February (11 days).
The month with the least sunshine days is May (0.8 days).

Average UV index in December
Ragala, Sri Lanka

  • Average UV index in December: 5

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

Average cloud cover in December
Ragala, Sri Lanka

  • Average cloud cover in December: 62

The month with the most cloud cover is November (Cloud cover 63).
The months with the least cloud cover are July and August (Cloud cover 42).

Average visibility in December
Ragala, Sri Lanka

  • Average visibility in December: 6km

The months with the highest visibility are June, July and August (9km).
The months with the lowest visibility are November and December (6km).