June Weather in Castlegar, Canada

Last updated: June 18, 2025

In Castlegar, Canada, the average temperature in June hovers around 14°C (58°F). However, temperatures can vary dramatically, with a minimum of 0°C (32°F) and a scorching maximum of 39°C (102°F). Expect around 70 mm (2.8 in) of precipitation spread over 13 days, coupled with an average humidity level of 81%.

June Temperature in Castlegar

In June in Castlegar, the average temperature is 14°C (58°F). Maximums can reach 39°C (102°F), and minimums can be as low as 0°C (32°F). This wide temperature range makes it essential for travelers to pack accordingly to ensure comfort during their visit.

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

The chart illustrates June temperature patterns in Castlegar, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Castlegar, June typically has an average temperature of 14°C (58°F), with highs reaching up to 39°C (102°F) and lows dropping to around 0°C (32°F).

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

June Precipitation in Castlegar

In Castlegar in June, the precipitation amount is 70 mm (2.8 in) spread over 13 days.

June Precipitation Trends in Castlegar

The chart displays monthly precipitation patterns in Castlegar, 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 Castlegar, June typically receives around 70 mm (2.8 inches) of precipitation spread over approximately 13 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 Castlegar

In Castlegar in June, humidity is 81%. With an average temperature of 14°C (58°F), this humidity feels like a warm blanket wrapping around you, making outdoor adventures sticky and challenging, while also providing a lush, vibrant atmosphere perfect for exploring.

June Average Humidity in Castlegar

This chart illustrates the average monthly humidity levels in Castlegar, 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 Castlegar is approximately 81%, 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 Castlegar

In Castlegar in June, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Castlegar.

Maximum UV Index Levels in Castlegar for June

The chart shows the monthly maximum UV Index (UVI) for Castlegar 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 Castlegar typically reaches 9, which falls under the very high exposure category.

Data source: Castlegar 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 Castlegar Compares to Other Months

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

This table compares monthly weather conditions in Castlegar, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-6°C (21°F)	100 mm (4.0 inches)	90%	low
February Weather	-6°C (21°F)	88 mm (3.5 inches)	91%	moderate
March Weather	0°C (32°F)	101 mm (4.0 inches)	89%	moderate
April Weather	4°C (39°F)	92 mm (3.6 inches)	85%	high
May Weather	10°C (50°F)	78 mm (3.1 inches)	82%	very high
June Weather	14°C (58°F)	70 mm (2.8 inches)	81%	very high
July Weather	19°C (66°F)	32 mm (1.3 inches)	84%	very high
August Weather	18°C (65°F)	37 mm (1.5 inches)	75%	very high
September Weather	12°C (54°F)	69 mm (2.7 inches)	74%	high
October Weather	4°C (40°F)	92 mm (3.6 inches)	85%	moderate
November Weather	-1°C (31°F)	118 mm (4.6 inches)	88%	low
December Weather	-6°C (22°F)	114 mm (4.5 inches)	93%	low