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October Weather in Renfrew, Canada

Last updated: June 18, 2025

In October, the average temperature in Renfrew, Canada is a cool 8°C (48°F). Expect a range from a frosty minimum of -6°C (21°F) to a pleasantly warm maximum of 27°C (81°F). With 110 mm (4.3 in) of precipitation spread over 12 days, you might want to carry an umbrella! The air is fairly humid, with an average humidity of 83%, so be prepared for a weather experience that feels a bit damp and chilly.

October Temperature in Renfrew

In October in Renfrew, the average temperature is 8°C (48°F). Maximums can reach 27°C (81°F) and minimums can be as low as -6°C (21°F). Be prepared for a wide range of temperatures when traveling during this time, and pack accordingly for both warm days and chilly nights.

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

The chart illustrates October temperature patterns in Renfrew, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Renfrew, October typically has an average temperature of 8°C (48°F), with highs reaching up to 27°C (81°F) and lows dropping to around -6°C (21°F).
JanFebMarAprMayJunJulAugSepOctNovDec161827415464706759473221
Data source: Temperature data for Renfrew generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

October Precipitation in Renfrew

In Renfrew in October, the precipitation amount is 110 mm (4.3 in) over a span of 12 days.

October Precipitation Trends in Renfrew

The chart displays monthly precipitation patterns in Renfrew, 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 Renfrew, October typically receives around 110 mm (4.3 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec68707410911192100110661108273
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Renfrew

In Renfrew in October, humidity is 83%. With an average temperature of 8°C (48°F), this humidity feels like a damp chill that clings to your skin, making it essential to dress in layers and stay active to keep warm while exploring the sights.

October Average Humidity in Renfrew

This chart illustrates the average monthly humidity levels in Renfrew, 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 Renfrew is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%93%86%82%75%68%69%67%72%83%88%89%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Renfrew

In Renfrew 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 Renfrew.

Maximum UV Index Levels in Renfrew for October

The chart shows the monthly maximum UV Index (UVI) for Renfrew 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 Renfrew typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec245899997532
Data source: Renfrew 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 Renfrew Compares to Other Months

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

This table compares monthly weather conditions in Renfrew, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-9°C (16°F)68 mm (2.7 inches)93%low
February Weather-8°C (18°F)70 mm (2.8 inches)93%moderate
March Weather-3°C (27°F)74 mm (2.9 inches)86%moderate
April Weather5°C (41°F)109 mm (4.3 inches)82%very high
May Weather12°C (55°F)111 mm (4.4 inches)75%very high
June Weather18°C (64°F)92 mm (3.6 inches)68%very high
July Weather21°C (70°F)99 mm (3.9 inches)69%very high
August Weather19°C (67°F)110 mm (4.3 inches)67%very high
September Weather15°C (59°F)66 mm (2.6 inches)72%high
October Weather8°C (48°F)110 mm (4.3 inches)83%moderate
November Weather0°C (32°F)82 mm (3.2 inches)88%moderate
December Weather-6°C (22°F)73 mm (2.9 inches)89%low

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