January weather forecast
Sigiriya, Sri Lanka

englishespañol中文
Share

Weather in January

January marks the start of the year in Sigiriya, Sri Lanka with temperatures ranging from 20°C (68°F) to a summery 29.3°C (84.7°F). It may not be the ideal period for sunseekers, due to the relative humidity of 82% and increased cloud cover. But it does not disappoint outdoor enthusiasts, considering there is usually 11.7 hours of daylight. Expect occasional rainfall with Sigiriya, having 42mm (1.65") distributed over 16 days. You might want to pack that umbrella while wandering out.

Temperature

January and December are identified as the coldest months, with an average high-temperature of 29.3°C (84.7°F).

Heat index

During January, the heat index is computed to be a torrid 36°C (96.8°F). Implement heightened safety measures - risk of heat exhaustion and heat cramps is increased. Prolonged activity may result in heatstroke.
Records show heat index calculations are tailored for shaded regions and mild winds. 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', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. One's perception of temperature can vary depending on physical activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Youngsters often neglect the necessity for rest and hydration. Thirst is a sign of advancing dehydration - thus the importance of maintaining hydration, specifically during long-lasting physical activities.
Sweat evaporation plays a crucial role in cooling the human body, a process enabled by perspiration. Elevated relative humidity diminishes evaporation, thereby reducing the body's ability to shed heat and creating a feeling of being too warm. Overheating can ensue when the body accumulates more heat than it can release, and dehydration severity may vary.

Humidity

In January, the average relative humidity is 82%.

Rainfall

In Sigiriya, during January, the rain falls for 16 days and regularly aggregates up to 42mm (1.65") of precipitation. Throughout the year, there are 196.8 rainfall days, and 943mm (37.13") of precipitation is accumulated.

Daylight

In January, the average length of the day is 11h and 43min.
On the first day of the month, sunrise is at 06:20 and sunset at 18:00. On the last day of January, sunrise is at 06:26 and sunset at 18:13 +0530.

Sunshine

In Sigiriya, the average sunshine in January is 7.4h.

UV index

January, November and December, with an average maximum UV index of 6, are months with the lowest UV index in Sigiriya, Sri Lanka. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: In January, a daily UV index of 6 turns into the following recommendations:
Use protective steps and abide by sun safety guidelines. Safeguarding against skin and eye harm is necessary. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
[Resources]

Frequently asked questions

What time of the year is the coldest in Sigiriya?

Lowest temperatures are observed in January and December, averaging a high-temperature of 29.3°C (84.7°F).

How hot does it get in Sigiriya in January?

An average high-temperature, in January, in Sigiriya, is 29.3°C (84.7°F) and the average low-temperature is 20°C (68°F). The average heat index (a.k.a. 'real feel', 'feels like'), which combines relative humidity and air temperature, in January is computed to be 36°C (96.8°F).

What is the average humidity in January in Sigiriya?

In Sigiriya, the average relative humidity in January is 82%.

How much does it rain in Sigiriya in January?

In January, in Sigiriya, the rain falls for 16 days. Throughout January, 42mm (1.65") of precipitation is accumulated.

How many hours of daylight does Sigiriya have in January?

The average day length in January is 11h and 43min.

What time are sunrise and sunset in January in Sigiriya?

On the first day of January in Sigiriya, Sri Lanka, sunrise is at 06:20 and sunset at 18:00. On the last day of the month, sunrise is at 06:26 and sunset at 18:13 +0530.

How long on average sun shines in January in Sigiriya?

In Sigiriya, Sri Lanka, the average sunshine duration in January is 7.4h.

What are the months with the lowest UV index in Sigiriya?

January, November and December, with an average maximum UV index of 6, are months with the lowest UV index in Sigiriya.

What is the UV index intensity in January in Sigiriya?

The average daily maximum UV index in January is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Sigiriya, Sri Lanka

Average temperature in January - Sigiriya, Sri Lanka
  • Average high temperature in January: 29.3°C

The warmest month (with the highest average high temperature) is April (34.9°C).
The months with the lowest average high temperature are January and December (29.3°C).

  • Average low temperature in January: 20°C

The month with the highest average low temperature is June (24.8°C).
The coldest months (with the lowest average low temperature) are January and February (20°C).

[Resources]

Average pressure in January
Sigiriya, Sri Lanka

Average pressure in January - Sigiriya, Sri Lanka
  • Average pressure in January: 1012mbar

The month with the highest atmospheric pressure is January (1012mbar).
The month with the lowest atmospheric pressure is June (1007.5mbar).

[Resources]

Average wind speed in January
Sigiriya, Sri Lanka

Average wind speed in January - Sigiriya, Sri Lanka
  • Average wind speed in January: 9.9km/h

The windiest month (with the highest average wind speed) is June (23.8km/h).
The calmest month (with the lowest average wind speed) is April (7.1km/h).

[Resources]

Average humidity in January
Sigiriya, Sri Lanka

Average humidity in January - Sigiriya, Sri Lanka
  • Average humidity in January: 82%

The month with the highest relative humidity is December (84%).
The months with the lowest relative humidity are June, July, August and September (67%).

[Resources]

Average rainfall in January
Sigiriya, Sri Lanka

Average rainfall in January - Sigiriya, Sri Lanka
  • Average rainfall in January: 42mm

The wettest month (with the highest rainfall) is October (214mm).
The driest month (with the least rainfall) is June (15mm).

[Resources]

Average rainfall days in January
Sigiriya, Sri Lanka

Average rainfall days in January - Sigiriya, Sri Lanka
  • Average rainfall days in January: 16 days

The month with the highest number of rainy days is November (24.1 days).
The month with the least rainy days is June (7.8 days).

[Resources]

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

Average daylight in January / Average sunshine in January - Sigiriya, 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 2min

The month with the most sunshine is June (Average sunshine: 11h and 18min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).

[Resources]

Average sunshine days in January
Sigiriya, Sri Lanka

Average sunshine days in January - Sigiriya, Sri Lanka
  • Average sunshine days in January: 11.7 days

The month with the most sunshine days is July (16 days).
The month with the least sunshine days is November (4.2 days).

[Resources]

Average UV index in January
Sigiriya, Sri Lanka

Average UV index in January - Sigiriya, Sri Lanka
  • Average UV index in January: 6

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

[Resources]

Average cloud cover in January
Sigiriya, Sri Lanka

Average cloud cover in January - Sigiriya, Sri Lanka
  • Average cloud cover in January: 49

The month with the most cloud cover is December (Cloud cover 56).
The month with the least cloud cover is May (Cloud cover 26).

[Resources]

Average visibility in January
Sigiriya, Sri Lanka

Average visibility in January - Sigiriya, Sri Lanka
  • Average visibility in January: 7km

The months with the highest visibility are May, June, July, August and September (10km).
The months with the lowest visibility are January and December (7km).

[Resources]

Sigiriya, Sri Lanka

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location