June Weather in Chilaw, Sri Lanka

Last updated: August 31, 2025

In Chilaw, Sri Lanka, the average temperature in June hovers around 28°C (83°F), with a minimum of 26°C (78°F) and a maximum of 31°C (87°F). Be prepared for some rain, as the region experiences approximately 204 mm (8.0 in) of precipitation over 28 days. Coupled with an average humidity of 82%, this month promises a tropical ambiance that can be both refreshing and challenging!

June Temperature in Chilaw

In June in Chilaw, the average temperature is 28°C (83°F). The maximum can reach 31°C (87°F) and the minimum can be as low as 26°C (78°F). It's an ideal time for travelers seeking warm weather and outdoor activities.

June Weather in Chilaw: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in Chilaw, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chilaw, June typically has an average temperature of 28°C (83°F), with highs reaching up to 31°C (87°F) and lows dropping to around 26°C (78°F).

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

June Precipitation in Chilaw

In Chilaw in June, the total precipitation amount is 204 mm (8.0 in) spread over 28 days.

June Precipitation Trends in Chilaw

The chart displays monthly precipitation patterns in Chilaw, with values for each month alongside June’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June’s conditions compare to those of other months. In Chilaw, June typically receives around 204 mm (8.0 inches) of precipitation spread over approximately 28 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

June Humidity in Chilaw

In Chilaw in June, humidity is 82%. With an average temperature of 28°C (83°F), this humidity feels like stepping into a warm, damp embrace, which can make traveling feel heavy and exhausting, as every movement can be met with a sticky veil of moisture that clings to the skin.

June Average Humidity in Chilaw

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

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

June UV Index in Chilaw

In Chilaw in June, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Chilaw.

Maximum UV Index Levels in Chilaw for June

The chart shows the monthly maximum UV Index (UVI) for Chilaw in June, 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 June, the maximum UV index in Chilaw typically reaches 13, which falls under the extreme exposure category.

Data source: Chilaw June 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 June Weather in Chilaw Compares to Other Months

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

This table compares monthly weather conditions in Chilaw, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	27°C (80°F)	45 mm (1.8 inches)	77%	extreme
February Weather	27°C (82°F)	18 mm (0.7 inches)	73%	extreme
March Weather	28°C (83°F)	83 mm (3.3 inches)	74%	extreme
April Weather	28°C (83°F)	122 mm (4.8 inches)	74%	extreme
May Weather	28°C (83°F)	266 mm (10.5 inches)	76%	extreme
June Weather	28°C (83°F)	204 mm (8.0 inches)	82%	extreme
July Weather	28°C (82°F)	123 mm (4.8 inches)	82%	extreme
August Weather	27°C (81°F)	155 mm (6.1 inches)	83%	extreme
September Weather	27°C (81°F)	199 mm (7.8 inches)	82%	extreme
October Weather	27°C (81°F)	311 mm (12.2 inches)	81%	extreme
November Weather	27°C (81°F)	308 mm (12.1 inches)	80%	extreme
December Weather	27°C (81°F)	139 mm (5.5 inches)	80%	very high