January weather forecast
Wellaweediya, Sri Lanka

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Weather in January

January in Wellaweediya, Sri Lanka, is a hot winter month, with temperature in the range of an average low of 22.8°C (73°F) and an average high of 30.8°C (87.4°F).

Temperature

Wellaweediya registers an average high-temperature of a hot 30.8°C (87.4°F) with the arrival of January, showing minor deviation from the preceding month. Wellaweediya observes an average nighttime temperature of 22.8°C (73°F) during January.

Heat index

Throughout January, the heat index is calculated to be a very hot 38°C (100.4°F). Special measures are necessary to avoid heat cramps and heat exhaustion. Persistent activity could result in heatstroke.
Heat index specifics point out values are for conditions of shade and a slight breeze. Facing direct sunlight may hike up the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', binds temperature metrics with humidity values to give a sense of the actual warmth. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. 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 quite important for children. 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.
The natural method the human body uses to remove excess heat is by perspiring and letting sweat evaporate. When the relative humidity is high, the evaporation rate is reduced. The warmth is removed from the body at a lower rate, causing the body to retain more heat than it would in dry air. Overheating and potential dehydration arise when body heat gain eclipses its release capability.

Humidity

January and February, with an average relative humidity of 73%, are the least humid months in Wellaweediya, Sri Lanka.

Rainfall

January is the month with the least rainfall. Rain falls for 9.7 days and accumulates 29mm (1.14") of precipitation.

Daylight

In Wellaweediya, the average length of the day in January is 11h and 46min.
On the first day of the month, sunrise is at 06:22 and sunset at 18:05. On the last day of January, in Wellaweediya, Sri Lanka, sunrise is at 06:29 and sunset at 18:18 +0530.

Sunshine

January through April, with an average of 9.2h of sunshine, are months with the most sunshine.

UV index

The months with the highest UV index in Wellaweediya are January through April, July, September, November and December, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for average individuals.
Note: A typical high UV index of 7 in January suggests the following recommendations:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. 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. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
Updated: Feb 6, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

How hot does it get in Wellaweediya in January?

In Wellaweediya, in January, the average high-temperature is 30.8°C (87.4°F), and the average low-temperature is 22.8°C (73°F). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in January is calculated to be 38°C (100.4°F).

What are the least humid months in Wellaweediya?

January and February, with an average relative humidity of 73%, are the least humid months in Wellaweediya, Sri Lanka.

What is the average humidity in January in Wellaweediya?

In Wellaweediya, the average relative humidity in January is 73%.

What is the driest month in Wellaweediya?

January is the month with the least rainfall in Wellaweediya, Sri Lanka. Rain falls for 9.7 days and accumulates 29mm (1.14") of precipitation.

How much does it rain in Wellaweediya in January?

In Wellaweediya, Sri Lanka, in January, during 9.7 rainfall days, 29mm (1.14") of precipitation is typically accumulated.

How many hours of daylight does Wellaweediya have in January?

In Wellaweediya, Sri Lanka, the average day length in January is 11h and 46min.

When is the sunrise / sunset in January in Wellaweediya?

On the first day of January in Wellaweediya, sunrise is at 06:22 and sunset at 18:05. On the last day of the month, sunrise is at 06:29 and sunset at 18:18 +0530.

What is the month with the most sunshine in Wellaweediya?

January through April, with an average of 9.2h of sunshine, are months with the most sunshine.

How long on average sun shines in January in Wellaweediya?

In Wellaweediya, Sri Lanka, the average sunshine duration in January is 9.2h.

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

January through April, July, September, November and December, with an average maximum UV index of 7, are months with the highest UV index.

What is the UV index reading in January in Wellaweediya?

In January, the average daily maximum UV index is 7. A UV Index value of 6 to 7 symbolizes a high health threat from unprotected exposure to UV radiation.

Average temperature in January
Wellaweediya, Sri Lanka

Average temperature in January - Wellaweediya, Sri Lanka
  • Average high temperature in January: 30.8°C

The warmest month (with the highest average high temperature) is March (32.1°C).
The month with the lowest average high temperature is July (29.2°C).

  • Average low temperature in January: 22.8°C

The month with the highest average low temperature is May (26.4°C).
The coldest month (with the lowest average low temperature) is January (22.8°C).

Average pressure in January
Wellaweediya, Sri Lanka

Average pressure in January - Wellaweediya, Sri Lanka
  • Average pressure in January: 1011.7mbar

The month with the highest atmospheric pressure is January (1011.7mbar).
The months with the lowest atmospheric pressure are May and June (1008.4mbar).

Average wind speed in January
Wellaweediya, Sri Lanka

Average wind speed in January - Wellaweediya, Sri Lanka
  • Average wind speed in January: 16.2km/h

The windiest month (with the highest average wind speed) is June (18.3km/h).
The calmest month (with the lowest average wind speed) is March (9.1km/h).

Average humidity in January
Wellaweediya, Sri Lanka

Average humidity in January - Wellaweediya, Sri Lanka
  • Average humidity in January: 73%

The months with the highest relative humidity are June, July and August (82%).
The months with the lowest relative humidity are January and February (73%).

Average rainfall in January
Wellaweediya, Sri Lanka

Average rainfall in January - Wellaweediya, Sri Lanka
  • Average rainfall in January: 29mm

The wettest month (with the highest rainfall) is June (231mm).
The driest month (with the least rainfall) is January (29mm).

Average rainfall days in January
Wellaweediya, Sri Lanka

Average rainfall days in January - Wellaweediya, Sri Lanka
  • Average rainfall days in January: 9.7 days

The month with the highest number of rainy days is August (28.4 days).
The month with the least rainy days is January (9.7 days).

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

Average daylight in January / Average sunshine in January - Wellaweediya, Sri Lanka
  • Average daylight in January: 11h and 5min

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 January: 9h and 1min

The months with the most sunshine are January, February, March and April (Average sunshine: 9h and 12min).
The month with the least sunshine is November (Average sunshine: 6h and 36min).

Average sunshine days in January
Wellaweediya, Sri Lanka

Average sunshine days in January - Wellaweediya, Sri Lanka
  • Average sunshine days in January: 20 days

The month with the most sunshine days is January (20 days).
The month with the least sunshine days is August (1.2 days).

Average UV index in January
Wellaweediya, Sri Lanka

Average UV index in January - Wellaweediya, Sri Lanka
  • Average UV index in January: 7

The months with the highest UV index are January, February, March, April, July, September, November and December (UV index 7).
The months with the lowest UV index are May, June, August and October (UV index 6).

Average cloud cover in January
Wellaweediya, Sri Lanka

Average cloud cover in January - Wellaweediya, Sri Lanka
  • Average cloud cover in January: 21

The month with the most cloud cover is June (Cloud cover 57).
The month with the least cloud cover is January (Cloud cover 21).

Average visibility in January
Wellaweediya, Sri Lanka

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

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

Wellaweediya, Sri Lanka

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