September Weather in Vakarai, Sri Lanka

Last updated: August 31, 2025

In September, the average temperature in Vakarai, Sri Lanka hovers around 28°C (84°F), making it a warm destination for travelers. Expect minimum temperatures of 25°C (77°F), while maximums can reach up to 34°C (93°F). However, be prepared for some rainfall, as 71 mm (2.8 in) of precipitation may occur over 14 days. With an average humidity of 82%, the warmth can feel quite intense, adding to the tropical charm of the region.

September Temperature in Vakarai

In September in Vakarai, the average temperature is 28°C (84°F). Maximums can reach 34°C (93°F), while minimums can be as low as 25°C (77°F). This pleasant weather makes Vakarai an ideal destination for travelers seeking warmth and outdoor activities during this time of year.

September Weather in Vakarai: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Vakarai, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Vakarai, September typically has an average temperature of 28°C (84°F), with highs reaching up to 34°C (93°F) and lows dropping to around 25°C (77°F).

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

September Precipitation in Vakarai

In Vakarai in September, the precipitation amount is 71 mm (2.8 in) over a duration of 14 days.

September Precipitation Trends in Vakarai

The chart displays monthly precipitation patterns in Vakarai, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Vakarai, September typically receives around 71 mm (2.8 inches) of precipitation spread over approximately 14 days.

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

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Millimeters (mm) Inches (in)

September Humidity in Vakarai

In Vakarai in September, humidity is 82%. With an average temperature of 28°C (84°F), this humidity feels like a thick, warm blanket enveloping you, making outdoor activities feel exhausting and sticky. Traveling in these conditions can be challenging, as the high humidity can sap your energy quickly and make sightseeing less enjoyable.

September Average Humidity in Vakarai

This chart illustrates the average monthly humidity levels in Vakarai, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Vakarai is approximately 82%, offering insight into how humid the weather typically is during this month.

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

September UV Index in Vakarai

In Vakarai in September, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Vakarai, you can check here.

Maximum UV Index Levels in Vakarai for September

The chart shows the monthly maximum UV Index (UVI) for Vakarai in September, 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 September, the maximum UV index in Vakarai typically reaches 14, which falls under the extreme exposure category.

Data source: Vakarai September 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 September Weather in Vakarai Compares to Other Months

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

This table compares monthly weather conditions in Vakarai, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	26°C (79°F)	133 mm (5.2 inches)	79%	extreme
February Weather	26°C (80°F)	62 mm (2.5 inches)	75%	extreme
March Weather	27°C (82°F)	54 mm (2.1 inches)	76%	extreme
April Weather	29°C (84°F)	43 mm (1.7 inches)	72%	extreme
May Weather	29°C (85°F)	61 mm (2.4 inches)	75%	extreme
June Weather	30°C (86°F)	21 mm (0.8 inches)	82%	extreme
July Weather	29°C (85°F)	40 mm (1.6 inches)	80%	extreme
August Weather	29°C (84°F)	40 mm (1.6 inches)	85%	extreme
September Weather	28°C (84°F)	71 mm (2.8 inches)	82%	extreme
October Weather	28°C (82°F)	197 mm (7.8 inches)	83%	extreme
November Weather	27°C (80°F)	355 mm (14.0 inches)	84%	extreme
December Weather	26°C (80°F)	264 mm (10.4 inches)	83%	very high