October Weather in Orillia, Canada

Last updated: June 18, 2025

In October, the average temperature in Orillia, Canada hovers around 10°C (50°F), offering a mild climate for visitors. Expect minimum temperatures to dip as low as -3°C (27°F), while highs can reach up to 27°C (81°F). Prepare for occasional showers, as 113 mm (4.4 in) of precipitation typically falls over 15 days, contributing to an average humidity of 83%.

October Temperature in Orillia

In October in Orillia, the average temperature is 10°C (50°F). Maximums can reach 27°C (81°F), while minimums can be as low as -3°C (27°F). It's a time when travelers should be prepared for a range of temperatures, making layering essential for comfort.

October Weather in Orillia: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Orillia, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Orillia, October typically has an average temperature of 10°C (50°F), with highs reaching up to 27°C (81°F) and lows dropping to around -3°C (27°F).

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

October Precipitation in Orillia

In Orillia in October, the total precipitation amount is 113 mm (4.4 in) over the course of 15 days.

October Precipitation Trends in Orillia

The chart displays monthly precipitation patterns in Orillia, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Orillia, October typically receives around 113 mm (4.4 inches) of precipitation spread over approximately 15 days.

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

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Millimeters (mm) Inches (in)

October Humidity in Orillia

In Orillia in October, humidity is 83%. With an average temperature of 10°C (50°F), this humidity feels like a damp chill that clings to your skin, making outdoor exploration less comfortable and prompting visitors to seek cozy indoor activities.

October Average Humidity in Orillia

This chart illustrates the average monthly humidity levels in Orillia, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Orillia is approximately 83%, offering insight into how humid the weather typically is during this month.

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

October UV Index in Orillia

In Orillia in October, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Orillia.

Maximum UV Index Levels in Orillia for October

The chart shows the monthly maximum UV Index (UVI) for Orillia in October, 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 October, the maximum UV index in Orillia typically reaches 5, which falls under the moderate exposure category.

Data source: Orillia October 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 October Weather in Orillia Compares to Other Months

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

This table compares monthly weather conditions in Orillia, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-7°C (20°F)	64 mm (2.5 inches)	93%	low
February Weather	-6°C (22°F)	70 mm (2.7 inches)	94%	moderate
March Weather	-2°C (29°F)	66 mm (2.6 inches)	87%	moderate
April Weather	5°C (41°F)	110 mm (4.3 inches)	82%	very high
May Weather	13°C (55°F)	94 mm (3.7 inches)	74%	very high
June Weather	18°C (65°F)	103 mm (4.1 inches)	68%	very high
July Weather	21°C (71°F)	109 mm (4.3 inches)	67%	very high
August Weather	20°C (69°F)	122 mm (4.8 inches)	67%	very high
September Weather	16°C (61°F)	86 mm (3.4 inches)	74%	high
October Weather	10°C (50°F)	113 mm (4.4 inches)	83%	moderate
November Weather	2°C (36°F)	88 mm (3.5 inches)	89%	moderate
December Weather	-3°C (26°F)	81 mm (3.2 inches)	91%	low