January Weather in Vavuniya, Sri Lanka

Last updated: August 31, 2025

In January, the average temperature in Vavuniya, Sri Lanka reaches a pleasant 25°C (77°F), making it an ideal time for outdoor activities. Expect a minimum of 17°C (63°F) and a maximum of 32°C (89°F), providing a comfortable range for all preferences. While you're exploring, be prepared for approximately 87 mm (3.4 in) of precipitation spread over 9 days, contributing to the region's lush greenery. With an average humidity of 79%, you'll feel the warmth but also the refreshing embrace of the local climate.

January Temperature in Vavuniya

In January in Vavuniya, the average temperature is 25°C (77°F), with a maximum that can reach 32°C (89°F) and a minimum that can dip to as low as 17°C (63°F). This pleasant climate makes Vavuniya an ideal destination for travelers looking to enjoy mild and comfortable weather.

January Weather in Vavuniya: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Vavuniya, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Vavuniya, January typically has an average temperature of 25°C (77°F), with highs reaching up to 32°C (89°F) and lows dropping to around 17°C (63°F).

Data source: Temperature data for Vavuniya generated using information from the Copernicus Climate Change Service.

January Precipitation in Vavuniya

In Vavuniya in January, the precipitation amount is 87 mm (3.4 in), occurring over a span of 9 days.

January Precipitation Trends in Vavuniya

The chart displays monthly precipitation patterns in Vavuniya, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Vavuniya, January typically receives around 87 mm (3.4 inches) of precipitation spread over approximately 9 days.

Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

January Humidity in Vavuniya

In Vavuniya in January, humidity is 79%. With an average temperature of 25°C (77°F), this humidity feels like a warm blanket wrapping around you, making travel feel slightly sluggish but pleasantly tropical.

January Average Humidity in Vavuniya

This chart illustrates the average monthly humidity levels in Vavuniya, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Vavuniya is approximately 79%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Vavuniya

In Vavuniya in January, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Vavuniya.

Maximum UV Index Levels in Vavuniya for January

The chart shows the monthly maximum UV Index (UVI) for Vavuniya in January, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In January, the maximum UV index in Vavuniya typically reaches 12, which falls under the extreme exposure category.

Data source: Vavuniya January UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How January Weather in Vavuniya Compares to Other Months

Weather in Vavuniya varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Vavuniya, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Vavuniya, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	25°C (77°F)	87 mm (3.4 inches)	79%	extreme
February Weather	26°C (79°F)	23 mm (0.9 inches)	75%	extreme
March Weather	28°C (82°F)	58 mm (2.3 inches)	76%	extreme
April Weather	29°C (85°F)	68 mm (2.7 inches)	72%	extreme
May Weather	29°C (84°F)	116 mm (4.6 inches)	75%	extreme
June Weather	29°C (85°F)	33 mm (1.3 inches)	82%	extreme
July Weather	29°C (85°F)	61 mm (2.4 inches)	80%	extreme
August Weather	29°C (84°F)	60 mm (2.4 inches)	85%	extreme
September Weather	28°C (83°F)	96 mm (3.8 inches)	82%	extreme
October Weather	27°C (82°F)	235 mm (9.3 inches)	83%	extreme
November Weather	26°C (79°F)	259 mm (10.2 inches)	84%	extreme
December Weather	26°C (78°F)	172 mm (6.8 inches)	83%	very high