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September Weather in Sicamous, Canada

Last updated: June 18, 2025

In September, the average temperature in Sicamous, Canada hovers around 13°C (56°F), offering a refreshing climate. You can expect temperatures to vary from a chilly 2°C (36°F) to a warm 31°C (88°F). With an average precipitation of 75 mm (3.0 in) over 12 days, it’s wise to keep an umbrella handy. The average humidity is a muggy 81%, adding to the vibrant atmosphere of the season.

September Temperature in Sicamous

In September in Sicamous, the average temperature is 13°C (56°F). The maximum can reach 31°C (88°F), while the minimum can drop to as low as 2°C (36°F). Travelers should be prepared for a wide range of temperatures, so layering clothing is recommended.

September Weather in Sicamous: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Sicamous, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sicamous, September typically has an average temperature of 13°C (56°F), with highs reaching up to 31°C (88°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec252435415359656556433529
Data source: Temperature data for Sicamous 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.

September Precipitation in Sicamous

In Sicamous in September, the precipitation amount is 75 mm (3.0 in) over the course of 12 days.

September Precipitation Trends in Sicamous

The chart displays monthly precipitation patterns in Sicamous, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Sicamous, September typically receives around 75 mm (3.0 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec64726565576346347510111592
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Sicamous

In Sicamous in September, humidity is 81%. With an average temperature of 13°C (56°F), this humidity feels like a blanket of damp air that clings to your skin, making it essential to pack breathable clothing and stay hydrated while exploring.

September Average Humidity in Sicamous

This chart illustrates the average monthly humidity levels in Sicamous, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Sicamous is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec94%93%92%89%86%84%85%82%81%90%95%98%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Sicamous

In Sicamous in September, 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 Sicamous, you can refer to this Hourly UV Index in Sicamous.

Maximum UV Index Levels in Sicamous for September

The chart shows the monthly maximum UV Index (UVI) for Sicamous in September, 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 September, the maximum UV index in Sicamous typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986421
Data source: Sicamous September 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 September Weather in Sicamous Compares to Other Months

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

This table compares monthly weather conditions in Sicamous, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (25°F)64 mm (2.5 inches)94%low
February Weather-4°C (24°F)72 mm (2.8 inches)93%moderate
March Weather1°C (35°F)65 mm (2.6 inches)92%moderate
April Weather5°C (41°F)65 mm (2.5 inches)89%high
May Weather11°C (53°F)57 mm (2.2 inches)85%very high
June Weather15°C (59°F)63 mm (2.5 inches)84%very high
July Weather18°C (65°F)46 mm (1.8 inches)85%very high
August Weather18°C (65°F)34 mm (1.3 inches)82%very high
September Weather13°C (56°F)75 mm (3.0 inches)81%high
October Weather6°C (43°F)101 mm (4.0 inches)90%moderate
November Weather2°C (35°F)115 mm (4.5 inches)95%low
December Weather-2°C (29°F)92 mm (3.6 inches)98%low

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