June Weather in Katunayaka, Sri Lanka

Last updated: August 31, 2025

In Katunayaka, Sri Lanka, the average temperature in June hovers around 28°C (82°F), with a minimum of 24°C (76°F) and a maximum of 32°C (90°F). However, this warm weather comes with a catch: precipitation averages 248 mm (9.8 in) spread over 29 days, contributing to an average humidity of 82%.

June Temperature in Katunayaka

In June in Katunayaka, the average temperature is 28°C (82°F). Maximums can reach 32°C (90°F), while minimums can drop to as low as 24°C (76°F). This pleasant climate makes it an ideal destination for travelers seeking warmth and sunshine.

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

The chart illustrates June temperature patterns in Katunayaka, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Katunayaka, June typically has an average temperature of 28°C (82°F), with highs reaching up to 32°C (90°F) and lows dropping to around 24°C (76°F).

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

June Precipitation in Katunayaka

In Katunayaka in June, the precipitation amount is 248 mm (9.8 in) spread over a duration of 29 days.

June Precipitation Trends in Katunayaka

The chart displays monthly precipitation patterns in Katunayaka, 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 Katunayaka, June typically receives around 248 mm (9.8 inches) of precipitation spread over approximately 29 days.

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

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Millimeters (mm) Inches (in)

June Humidity in Katunayaka

In Katunayaka in June humidity is 82%. With an average temperature of 28°C (82°F), this humidity feels like walking through a warm, dense blanket, making outdoor activities a challenge and necessitating frequent breaks to stay hydrated.

June Average Humidity in Katunayaka

This chart illustrates the average monthly humidity levels in Katunayaka, 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 Katunayaka 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 Katunayaka

In Katunayaka 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 Katunayaka.

Maximum UV Index Levels in Katunayaka for June

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

Data source: Katunayaka 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 Katunayaka Compares to Other Months

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

This table compares monthly weather conditions in Katunayaka, 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 (81°F)	57 mm (2.2 inches)	77%	extreme
February Weather	28°C (83°F)	30 mm (1.2 inches)	73%	extreme
March Weather	29°C (84°F)	93 mm (3.6 inches)	74%	extreme
April Weather	28°C (83°F)	145 mm (5.7 inches)	74%	extreme
May Weather	28°C (83°F)	266 mm (10.5 inches)	76%	extreme
June Weather	28°C (82°F)	248 mm (9.8 inches)	82%	extreme
July Weather	27°C (82°F)	193 mm (7.6 inches)	82%	extreme
August Weather	27°C (81°F)	236 mm (9.3 inches)	83%	extreme
September Weather	27°C (81°F)	233 mm (9.2 inches)	82%	extreme
October Weather	27°C (80°F)	358 mm (14.1 inches)	81%	extreme
November Weather	27°C (80°F)	370 mm (14.6 inches)	80%	extreme
December Weather	27°C (80°F)	134 mm (5.3 inches)	80%	very high