January weather forecast
Batticaloa, Sri Lanka

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Weather in January

Shaking off a chill, January brings in the new year with pleasantly mild temperatures in Batticaloa, Sri Lanka. Transitioning away from the end of the monsoon season, the start of a more subdued rainy season brings fewer precipitation incidents. After December's heavy downpour, the rainfall reduces to 120mm (4.72") in January. However, it remains a humid time of the year - ideal for exploring tea plantations or beach lounging. Compared to February, January sees slightly lower visibility.

Temperature

Batticaloa's January weather reaches an average high of 27.3°C (81.1°F) and an average low of 24°C (75.2°F), making it the coldest month.

Heat index

January's heat index is estimated at a tropical 30°C (86°F). Ongoing activity coupled with exposure often results in weariness and could induce heat cramps.
It is crucial to understand that heat index figures are for shade and gentle wind conditions. The presence of direct sunlight can raise the heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', quantifies the warmth felt when relative humidity is considered. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. With the sun shining directly, it's crucial to understand that it can increase the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Younglings frequently fail to recognize the requirement to rest and rehydrate. Thirst emerges late in dehydration - it is imperative to keep hydration levels high, particularly during extended physical exertions.

Humidity

The average relative humidity in January in Batticaloa is 80%.

Rainfall

In Batticaloa, in January, during 18.7 rainfall days, 120mm (4.72") of precipitation is typically accumulated. In Batticaloa, during the entire year, the rain falls for 237.8 days and collects up to 1259mm (49.57") of precipitation.

Daylight

In Batticaloa, the average length of the day in January is 11h and 44min.
On the first day of January in Batticaloa, Sri Lanka, sunrise is at 06:16 and sunset at 17:57. On the last day of the month, sunrise is at 06:22 and sunset at 18:10 +0530.

Sunshine

The average sunshine in January in Batticaloa is 7.5h.

UV index

The months with the highest UV index in Batticaloa are January through October, 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 radiation for the average person.
Note: A daily maximum UV index of 7 in January translates into the following instructions:
Dodge overexposure. Fair-skinned people can get singed in less than 20 minutes. To the best of your ability, limit your exposure to the sun between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. To cut down UV radiation exposure by about half, sport a wide-brim hat.
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Frequently asked questions

What are the coldest months in Batticaloa?

January is the month when Batticaloa experiences its coldest temperatures, averaging a high of 27.3°C (81.1°F) and a low of 24°C (75.2°F).

What is the temperature in January in Batticaloa?

The high-temperature, in January, in Batticaloa, records 27.3°C (81.1°F), while the low-temperature is 24°C (75.2°F). In January, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 30°C (86°F).

What is the average humidity in January in Batticaloa?

In Batticaloa, the average relative humidity in January is 80%.

How much does it rain in Batticaloa in January?

In Batticaloa, Sri Lanka, during January, the rain falls for 18.7 days and regularly aggregates up to 120mm (4.72") of precipitation.

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

The average day length in January in Batticaloa, Sri Lanka, is 11h and 44min.

What time are sunrise and sunset in January in Batticaloa?

On the first day of January in Batticaloa, sunrise is at 06:16 and sunset at 17:57. On the last day of the month, sunrise is at 06:22 and sunset at 18:10 +0530.

How many hours of sunshine does Batticaloa have in January?

In Batticaloa, Sri Lanka, the average sunshine duration in January is 7.5h.

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

The months with the highest UV index in Batticaloa, Sri Lanka, are January through October, with an average maximum UV index of 7.

What is the UV index reading in January in Batticaloa?

In January, the average daily maximum UV index in Batticaloa is 7. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to Sun's UV rays.

Average temperature in January
Batticaloa, Sri Lanka

Average temperature in January - Batticaloa, Sri Lanka
  • Average high temperature in January: 27.3°C

The warmest month (with the highest average high temperature) is June (33°C).
The month with the lowest average high temperature is January (27.3°C).

  • Average low temperature in January: 24°C

The month with the highest average low temperature is May (26.6°C).
The coldest month (with the lowest average low temperature) is January (24°C).

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Average pressure in January
Batticaloa, Sri Lanka

Average pressure in January - Batticaloa, Sri Lanka
  • Average pressure in January: 1011.8mbar

The month with the highest atmospheric pressure is January (1011.8mbar).
The month with the lowest atmospheric pressure is June (1007.3mbar).

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Average wind speed in January
Batticaloa, Sri Lanka

Average wind speed in January - Batticaloa, Sri Lanka
  • Average wind speed in January: 13.9km/h

The windiest month (with the highest average wind speed) is January (13.9km/h).
The calmest month (with the lowest average wind speed) is September (9.1km/h).

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Average humidity in January
Batticaloa, Sri Lanka

Average humidity in January - Batticaloa, Sri Lanka
  • Average humidity in January: 80%

The month with the highest relative humidity is December (81%).
The months with the lowest relative humidity are June and July (68%).

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Average rainfall in January
Batticaloa, Sri Lanka

Average rainfall in January - Batticaloa, Sri Lanka
  • Average rainfall in January: 120mm

The wettest month (with the highest rainfall) is December (272mm).
The driest month (with the least rainfall) is June (30mm).

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Average rainfall days in January
Batticaloa, Sri Lanka

Average rainfall days in January - Batticaloa, Sri Lanka
  • Average rainfall days in January: 18.7 days

The months with the highest number of rainy days are October and November (25.5 days).
The month with the least rainy days is March (12.8 days).

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

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

The month with the longest days is June (Average daylight: 12h and 36min).
The month with the shortest days is December (Average daylight: 11h and 42min).

  • Average sunshine in January: 7h and 3min

The month with the most sunshine is June (Average sunshine: 11h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).

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Average sunshine days in January
Batticaloa, Sri Lanka

Average sunshine days in January - Batticaloa, Sri Lanka
  • Average sunshine days in January: 8.3 days

The month with the most sunshine days is March (15.5 days).
The month with the least sunshine days is November (3.2 days).

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Average UV index in January
Batticaloa, Sri Lanka

Average UV index in January - Batticaloa, 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 and October (UV index 7).
The months with the lowest UV index are November and December (UV index 6).

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Average cloud cover in January
Batticaloa, Sri Lanka

Average cloud cover in January - Batticaloa, Sri Lanka
  • Average cloud cover in January: 47

The month with the most cloud cover is December (Cloud cover 50).
The month with the least cloud cover is April (Cloud cover 22).

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Average visibility in January
Batticaloa, Sri Lanka

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

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

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Batticaloa, Sri Lanka

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