October Weather in Aylmer, Canada

Last updated: June 18, 2025

In Aylmer, Canada, the average temperature in October hovers around 12°C (55°F), with extremes ranging from a chilly 1°C (34°F) to a warm 26°C (79°F). During this month, you can expect 121 mm (4.8 in) of precipitation over approximately 15 days, contributing to an average humidity level of 84%.

October Temperature in Aylmer

In October in Aylmer, the average temperature is 12°C (55°F). Maximums can reach 26°C (79°F), and minimums can be as low as 1°C (34°F). Travelers should be prepared for a range of temperatures, ensuring to pack layers for both warm and cooler conditions.

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

The chart illustrates October temperature patterns in Aylmer, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Aylmer, October typically has an average temperature of 12°C (55°F), with highs reaching up to 26°C (79°F) and lows dropping to around 1°C (34°F).

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

October Precipitation in Aylmer

In Aylmer in October, the precipitation amount is 121 mm (4.8 in) during a period of 15 days.

October Precipitation Trends in Aylmer

The chart displays monthly precipitation patterns in Aylmer, 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 Aylmer, October typically receives around 121 mm (4.8 inches) of precipitation spread over approximately 15 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

October Humidity in Aylmer

In Aylmer in October, humidity is 84%. With an average temperature of 12°C (55°F), this humidity feels like a thick blanket wrapping around you, making it a challenge for traveling as you might feel sticky and uncomfortable while exploring the sights.

October Average Humidity in Aylmer

This chart illustrates the average monthly humidity levels in Aylmer, 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 Aylmer is approximately 84%, 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 Aylmer

In Aylmer in October, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Aylmer, you can refer to this Hourly UV Index in Aylmer.

Maximum UV Index Levels in Aylmer for October

The chart shows the monthly maximum UV Index (UVI) for Aylmer 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 Aylmer typically reaches 6, which falls under the high exposure category.

Data source: Aylmer 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 Aylmer Compares to Other Months

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

This table compares monthly weather conditions in Aylmer, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-3°C (27°F)	77 mm (3.0 inches)	90%	moderate
February Weather	-3°C (27°F)	81 mm (3.2 inches)	90%	moderate
March Weather	1°C (34°F)	83 mm (3.3 inches)	87%	moderate
April Weather	6°C (43°F)	109 mm (4.3 inches)	87%	very high
May Weather	13°C (55°F)	101 mm (4.0 inches)	82%	very high
June Weather	19°C (66°F)	91 mm (3.6 inches)	81%	very high
July Weather	22°C (72°F)	91 mm (3.6 inches)	79%	very high
August Weather	22°C (71°F)	90 mm (3.6 inches)	80%	very high
September Weather	18°C (65°F)	79 mm (3.1 inches)	81%	very high
October Weather	12°C (55°F)	121 mm (4.8 inches)	84%	high
November Weather	5°C (41°F)	94 mm (3.7 inches)	88%	moderate
December Weather	1°C (33°F)	82 mm (3.2 inches)	87%	low