June Weather in Smiths Falls, Canada

Last updated: June 18, 2025

In June, the average temperature in Smiths Falls, Canada hovers around 18°C (64°F), with a comfortable range from a minimum of 2°C (36°F) to a maximum of 31°C (88°F). Expect around 87 mm (3.4 in) of precipitation over approximately 13 days, complemented by an average humidity level of 68%. Perfect for planning your next adventure!

June Temperature in Smiths Falls

In June in Smiths Falls, the average temperature is 18°C (64°F). Maximum temperatures can reach 31°C (88°F), while minimums can dip as low as 2°C (36°F). It's a great time to visit for travelers seeking mild weather with a chance to experience both warm and cool days.

June Weather in Smiths Falls: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in Smiths Falls, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Smiths Falls, June typically has an average temperature of 18°C (64°F), with highs reaching up to 31°C (88°F) and lows dropping to around 2°C (36°F).

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

June Precipitation in Smiths Falls

In Smiths Falls in June, the precipitation amount is 87 mm (3.4 in) spread over 13 days.

June Precipitation Trends in Smiths Falls

The chart displays monthly precipitation patterns in Smiths Falls, 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 Smiths Falls, June typically receives around 87 mm (3.4 inches) of precipitation spread over approximately 13 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 Smiths Falls

In Smiths Falls in June, humidity is 68%. With an average temperature of 18°C (64°F), this humidity feels like a warm embrace, making for a slightly muggy experience that can leave you feeling sticky as you explore, so it’s best to stay hydrated and take frequent breaks in the shade.

June Average Humidity in Smiths Falls

This chart illustrates the average monthly humidity levels in Smiths Falls, 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 Smiths Falls is approximately 68%, 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 Smiths Falls

In Smiths Falls 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 Smiths Falls.

Maximum UV Index Levels in Smiths Falls for June

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

Data source: Smiths Falls 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 Smiths Falls Compares to Other Months

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

This table compares monthly weather conditions in Smiths Falls, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-8°C (19°F)	73 mm (2.9 inches)	93%	low
February Weather	-6°C (21°F)	74 mm (2.9 inches)	93%	moderate
March Weather	-2°C (29°F)	77 mm (3.0 inches)	86%	moderate
April Weather	6°C (43°F)	116 mm (4.6 inches)	82%	very high
May Weather	13°C (55°F)	103 mm (4.1 inches)	75%	very high
June Weather	18°C (64°F)	87 mm (3.4 inches)	68%	very high
July Weather	22°C (71°F)	113 mm (4.4 inches)	69%	very high
August Weather	20°C (69°F)	91 mm (3.6 inches)	67%	very high
September Weather	16°C (62°F)	57 mm (2.2 inches)	72%	high
October Weather	10°C (50°F)	130 mm (5.1 inches)	83%	moderate
November Weather	2°C (35°F)	91 mm (3.6 inches)	88%	moderate
December Weather	-4°C (25°F)	77 mm (3.0 inches)	89%	low