January weather forecast
Vellankulam, Sri Lanka

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Weather in January

January, like December, in Vellankulam, Sri Lanka, is another warm winter month, with temperature in the range of an average high of 28.4°C (83.1°F) and an average low of 24°C (75.2°F).

Temperature

January stands out as Vellankulam's coldest month, with temperatures ranging between an average high of 28.4°C (83.1°F) and a low of 24°C (75.2°F).

Heat index

During January, the heat index is computed to be a hot 32°C (89.6°F). If exposure and activity are sustained, they might cause a feeling of weariness, resulting in heat cramps.
Heat index's context suggests values are appropriate for shady areas and slight breezes. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', 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. Consider the fact that direct sun exposure can influence how hot one feels, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Children often do not understand the need to rest and hydrate. Thirst is a late manifestation of dehydration - therefore, it is essential to stay hydrated, particularly during prolonged physical activities.

Humidity

In Vellankulam, the average relative humidity in January is 76%.

Rainfall

In Vellankulam, in January, it is raining for 11.3 days, with typically 30mm (1.18") of accumulated precipitation. In Vellankulam, during the entire year, the rain falls for 181.2 days and collects up to 849mm (33.43") of precipitation.

Daylight

In Vellankulam, the average length of the day in January is 11h and 40min.
On the first day of January in Vellankulam, sunrise is at 06:24 and sunset at 18:00. On the last day of the month, sunrise is at 06:30 and sunset at 18:14 +0530.

Sunshine

In January, the average sunshine in Vellankulam is 8.6h.

UV index

The months with the highest UV index in Vellankulam are January through October and December, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The UV index of 7 in January translates into these instructions:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Updated: Feb 6, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What month is the coldest in Vellankulam?

Vellankulam's coldest month, January, generally records average temperatures ranging from a high of 28.4°C (83.1°F) to a low of 24°C (75.2°F).

How hot is it in Vellankulam in January?

In January, the average high-temperature and low-temperature in Vellankulam, Sri Lanka, are 28.4°C (83.1°F) and 24°C (75.2°F) respectively. The average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines relative humidity and air temperature, in January is computed to be 32°C (89.6°F).

What is the average humidity in January in Vellankulam?

In Vellankulam, Sri Lanka, the average relative humidity in January is 76%.

How many days does it rain in January in Vellankulam?

In Vellankulam, in January, it is raining for 11.3 days, with typically 30mm (1.18") of accumulated precipitation.

What is the average length of the day in January in Vellankulam?

The average day length in January is 11h and 40min.

When are sunrise and sunset in January in Vellankulam?

On the first day of January in Vellankulam, sunrise is at 06:24 and sunset at 18:00. On the last day of the month, sunrise is at 06:30 and sunset at 18:14 +0530.

How long on average sun shines in January in Vellankulam?

The average sunshine duration in January in Vellankulam is 8.6h.

What are the months with the highest UV index in Vellankulam?

The months with the highest UV index in Vellankulam are January through October and December, with an average maximum UV index of 7.

What is the UV index reading in January in Vellankulam?

In January, the average daily maximum UV index in Vellankulam is 7. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to UV radiation.

Average temperature in January
Vellankulam, Sri Lanka

Average temperature in January - Vellankulam, Sri Lanka
  • Average high temperature in January: 28.4°C

The warmest month (with the highest average high temperature) is April (31.4°C).
The month with the lowest average high temperature is January (28.4°C).

  • Average low temperature in January: 24°C

The month with the highest average low temperature is May (28.1°C).
The coldest month (with the lowest average low temperature) is February (23.9°C).

Average pressure in January
Vellankulam, Sri Lanka

Average pressure in January - Vellankulam, Sri Lanka
  • Average pressure in January: 1012.2mbar

The month with the highest atmospheric pressure is January (1012.2mbar).
The month with the lowest atmospheric pressure is June (1006.5mbar).

Average wind speed in January
Vellankulam, Sri Lanka

Average wind speed in January - Vellankulam, Sri Lanka
  • Average wind speed in January: 20.6km/h

The windiest month (with the highest average wind speed) is June (32.4km/h).
The calmest month (with the lowest average wind speed) is April (15.4km/h).

Average humidity in January
Vellankulam, Sri Lanka

Average humidity in January - Vellankulam, Sri Lanka
  • Average humidity in January: 76%

The months with the highest relative humidity are November and December (79%).
The month with the lowest relative humidity is March (75%).

Average rainfall in January
Vellankulam, Sri Lanka

Average rainfall in January - Vellankulam, Sri Lanka
  • Average rainfall in January: 30mm

The wettest month (with the highest rainfall) is November (207mm).
The driest month (with the least rainfall) is June (28mm).

Average rainfall days in January
Vellankulam, Sri Lanka

Average rainfall days in January - Vellankulam, Sri Lanka
  • Average rainfall days in January: 11.3 days

The months with the highest number of rainy days are October and November (23.8 days).
The month with the least rainy days is February (9.1 days).

Average daylight in January /
Average sunshine in January
Vellankulam, Sri Lanka

Average daylight in January / Average sunshine in January - Vellankulam, Sri Lanka
  • Average daylight in January: 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 January: 8h and 4min

The month with the most sunshine is June (Average sunshine: 11h and 18min).
The months with the least sunshine are November and December (Average sunshine: 5h and 42min).

Average sunshine days in January
Vellankulam, Sri Lanka

Average sunshine days in January - Vellankulam, Sri Lanka
  • Average sunshine days in January: 16 days

The month with the most sunshine days is March (19 days).
The month with the least sunshine days is November (4.4 days).

Average UV index in January
Vellankulam, Sri Lanka

Average UV index in January - Vellankulam, Sri Lanka
  • Average UV index in January: 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 January
Vellankulam, Sri Lanka

Average cloud cover in January - Vellankulam, Sri Lanka
  • Average cloud cover in January: 30

The month with the most cloud cover is December (Cloud cover 44).
The month with the least cloud cover is March (Cloud cover 18).

Average visibility in January
Vellankulam, Sri Lanka

Average visibility in January - Vellankulam, Sri Lanka
  • Average visibility in January: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and December (10km).
The month with the lowest visibility is November (9km).

Vellankulam, Sri Lanka

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