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October Weather in Rimouski, Canada

Last updated: June 18, 2025

In Rimouski, Canada, the average temperature in October hovers around 8°C (46°F). Expect a chill with minimums dropping to -3°C (27°F) and the occasional warmth peaking at 21°C (69°F). During this period, anticipate 123 mm (4.8 in) of precipitation spread over about 12 days, coupled with a high average humidity of 88%. Stay prepared for some damp and cool weather!

October Temperature in Rimouski

In October in Rimouski, the average temperature is 8°C (46°F). Maximum temperatures can reach 21°C (69°F), while minima can drop as low as -3°C (27°F). It's advisable to pack layers to accommodate the varying temperatures when traveling during this month.

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

The chart illustrates October temperature patterns in Rimouski, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rimouski, October typically has an average temperature of 8°C (46°F), with highs reaching up to 21°C (69°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec151624344555626255463322
Data source: Temperature data for Rimouski 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 Rimouski

In Rimouski in October, the precipitation amount is 123 mm (4.8 in) during a period of 12 days.

October Precipitation Trends in Rimouski

The chart displays monthly precipitation patterns in Rimouski, 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 Rimouski, October typically receives around 123 mm (4.8 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec786275104826964618412310886
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Rimouski

In Rimouski in October, humidity is 88%. With an average temperature of 8°C (46°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration feel much more uncomfortable than the temperature alone would suggest.

October Average Humidity in Rimouski

This chart illustrates the average monthly humidity levels in Rimouski, 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 Rimouski is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec94%93%91%89%82%74%80%83%85%88%89%94%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Rimouski

In Rimouski in October, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Rimouski for better planning.

Maximum UV Index Levels in Rimouski for October

The chart shows the monthly maximum UV Index (UVI) for Rimouski 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 Rimouski typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235789886421
Data source: Rimouski 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 Rimouski Compares to Other Months

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

This table compares monthly weather conditions in Rimouski, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-9°C (15°F)78 mm (3.1 inches)94%low
February Weather-9°C (16°F)62 mm (2.4 inches)93%moderate
March Weather-4°C (24°F)75 mm (3.0 inches)91%moderate
April Weather1°C (35°F)104 mm (4.1 inches)89%high
May Weather7°C (45°F)82 mm (3.2 inches)82%very high
June Weather13°C (55°F)69 mm (2.7 inches)74%very high
July Weather16°C (62°F)64 mm (2.5 inches)80%very high
August Weather17°C (63°F)61 mm (2.4 inches)83%very high
September Weather13°C (55°F)83 mm (3.3 inches)85%high
October Weather8°C (46°F)123 mm (4.8 inches)88%moderate
November Weather1°C (34°F)108 mm (4.3 inches)89%low
December Weather-5°C (23°F)86 mm (3.4 inches)94%low

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