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September Weather in Salmon Arm, Canada

Last updated: June 18, 2025

In September, the average temperature in Salmon Arm, Canada is a pleasant 14°C (58°F). Temperatures can fluctuate, with a minimum of 3°C (38°F) and a maximum reaching 32°C (90°F). Expect some rain, as precipitation totals around 75 mm (2.9 in) over 12 days, while the average humidity lingers at a comfortable 81%.

September Temperature in Salmon Arm

In September in Salmon Arm, the average temperature is 14°C (58°F). Maximums can reach 32°C (90°F), and minimums can be as low as 3°C (38°F). Travelers should pack for a range of temperatures to ensure comfort during their stay.

September Weather in Salmon Arm: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Salmon Arm, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Salmon Arm, September typically has an average temperature of 14°C (58°F), with highs reaching up to 32°C (90°F) and lows dropping to around 3°C (38°F).
JanFebMarAprMayJunJulAugSepOctNovDec272636435460666758443731
Data source: Temperature data for Salmon Arm 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 Salmon Arm

In Salmon Arm in September, the total precipitation amount is 75 mm (2.9 in) over the course of 12 days.

September Precipitation Trends in Salmon Arm

The chart displays monthly precipitation patterns in Salmon Arm, 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 Salmon Arm, September typically receives around 75 mm (2.9 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec6266596252604634759810988
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Salmon Arm

In Salmon Arm in September, humidity is 81%. With an average temperature of 14°C (58°F), this humidity feels like a warm blanket wrapping around you, making outdoor adventures sticky and challenging, while also providing a lush, vibrant atmosphere perfect for exploring.

September Average Humidity in Salmon Arm

This chart illustrates the average monthly humidity levels in Salmon Arm, 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 Salmon Arm 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 Salmon Arm

In Salmon Arm 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 Salmon Arm, you can refer to this Hourly UV Index in Salmon Arm.

Maximum UV Index Levels in Salmon Arm for September

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

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

This table compares monthly weather conditions in Salmon Arm, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (27°F)62 mm (2.4 inches)94%low
February Weather-4°C (26°F)66 mm (2.6 inches)93%moderate
March Weather2°C (36°F)59 mm (2.3 inches)92%moderate
April Weather6°C (43°F)62 mm (2.5 inches)89%high
May Weather12°C (54°F)52 mm (2.0 inches)85%very high
June Weather16°C (60°F)60 mm (2.3 inches)84%very high
July Weather19°C (67°F)46 mm (1.8 inches)85%very high
August Weather19°C (67°F)34 mm (1.3 inches)82%very high
September Weather14°C (58°F)75 mm (2.9 inches)81%high
October Weather7°C (45°F)98 mm (3.8 inches)90%moderate
November Weather3°C (37°F)109 mm (4.3 inches)95%low
December Weather-1°C (31°F)88 mm (3.5 inches)98%low

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