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October Weather in Louiseville, Canada

Last updated: June 18, 2025

In October, the average temperature in Louiseville, Canada hovers around 9°C (48°F), making for a crisp atmosphere. Expect temperatures to vary significantly, with a minimum of -6°C (22°F) and a maximum of 23°C (74°F). During this time, precipitation typically reaches 122 mm (4.8 in) across about 12 days, contributing to an average humidity level of 87%. Prepare for a month that is both refreshing and wet!

October Temperature in Louiseville

In October in Louiseville, the average temperature is 9°C (48°F). Maximum temperatures can reach 23°C (74°F), while minimums can drop as low as -6°C (22°F). It's essential to pack layers to prepare for the varying temperatures during your travels.

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

The chart illustrates October temperature patterns in Louiseville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Louiseville, October typically has an average temperature of 9°C (48°F), with highs reaching up to 23°C (74°F) and lows dropping to around -6°C (22°F).
JanFebMarAprMayJunJulAugSepOctNovDec151726405565716860483220
Data source: Temperature data for Louiseville 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 Louiseville

In Louiseville in October, the precipitation amount is 122 mm (4.8 in) over a span of 12 days.

October Precipitation Trends in Louiseville

The chart displays monthly precipitation patterns in Louiseville, 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 Louiseville, October typically receives around 122 mm (4.8 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec83828711692100891036412211595
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Louiseville

In Louiseville in October humidity is 87%. With an average temperature of 9°C (48°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration uncomfortable and requiring extra layers and careful planning for any activities.

October Average Humidity in Louiseville

This chart illustrates the average monthly humidity levels in Louiseville, 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 Louiseville is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec95%94%90%86%78%71%79%78%78%87%90%93%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Louiseville

In Louiseville 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 Louiseville.

Maximum UV Index Levels in Louiseville for October

The chart shows the monthly maximum UV Index (UVI) for Louiseville 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 Louiseville typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235799887532
Data source: Louiseville 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 Louiseville Compares to Other Months

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

This table compares monthly weather conditions in Louiseville, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-10°C (15°F)83 mm (3.3 inches)95%low
February Weather-8°C (17°F)82 mm (3.2 inches)94%moderate
March Weather-3°C (27°F)87 mm (3.4 inches)90%moderate
April Weather4°C (40°F)115 mm (4.5 inches)86%high
May Weather13°C (56°F)92 mm (3.6 inches)77%very high
June Weather18°C (65°F)100 mm (3.9 inches)71%very high
July Weather22°C (71°F)89 mm (3.5 inches)79%very high
August Weather20°C (69°F)103 mm (4.1 inches)78%very high
September Weather15°C (60°F)64 mm (2.5 inches)78%high
October Weather9°C (48°F)122 mm (4.8 inches)87%moderate
November Weather0°C (33°F)115 mm (4.5 inches)90%moderate
December Weather-7°C (20°F)95 mm (3.7 inches)93%low

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