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September Weather in Powell River, Canada

Last updated: June 18, 2025

In September, the average temperature in Powell River, Canada hovers around 16°C (60°F), with a comfortable range between a minimum of 9°C (48°F) and a maximum of 28°C (83°F). This month also sees 150 mm (5.9 in) of precipitation spread over 12 days, contributing to an average humidity level of 76%. Prepare for a blend of comfortable warmth and occasional showers!

September Temperature in Powell River

In September in Powell River, the average temperature is 16°C (60°F). The maximum can reach 28°C (83°F), and the minimum can be as low as 9°C (48°F). This makes it a perfect time for travelers to enjoy mild weather while exploring the sights and culture of Powell River.

September Weather in Powell River: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Powell River, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Powell River, September typically has an average temperature of 16°C (60°F), with highs reaching up to 28°C (83°F) and lows dropping to around 9°C (48°F).
JanFebMarAprMayJunJulAugSepOctNovDec413943485661666660504540
Data source: Temperature data for Powell River 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 Powell River

In Powell River in September, the total precipitation amount is 150 mm (5.9 in) over the course of 12 days.

September Precipitation Trends in Powell River

The chart displays monthly precipitation patterns in Powell River, 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 Powell River, September typically receives around 150 mm (5.9 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec23413312811961572549150192290240
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Powell River

In Powell River in September humidity is 76%. With an average temperature of 16°C (60°F), this humidity feels like a warm embrace, making it somewhat uncomfortable for traveling, as the air can feel heavy and oppressive, potentially leading to fatigue and a constant need for hydration.

September Average Humidity in Powell River

This chart illustrates the average monthly humidity levels in Powell River, 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 Powell River is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%85%86%86%81%83%84%77%76%88%87%87%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Powell River

In Powell River 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 Powell River, you can refer to this Hourly UV Index in Powell River.

Maximum UV Index Levels in Powell River for September

The chart shows the monthly maximum UV Index (UVI) for Powell River 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 Powell River typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec234678886421
Data source: Powell River 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 Powell River Compares to Other Months

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

This table compares monthly weather conditions in Powell River, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)234 mm (9.2 inches)86%low
February Weather4°C (39°F)133 mm (5.2 inches)85%moderate
March Weather6°C (43°F)128 mm (5.0 inches)86%moderate
April Weather9°C (48°F)119 mm (4.7 inches)86%high
May Weather13°C (56°F)61 mm (2.4 inches)81%high
June Weather16°C (61°F)57 mm (2.2 inches)83%very high
July Weather19°C (66°F)25 mm (1.0 inches)84%very high
August Weather19°C (67°F)49 mm (1.9 inches)77%very high
September Weather16°C (60°F)150 mm (5.9 inches)76%high
October Weather10°C (51°F)192 mm (7.6 inches)88%moderate
November Weather7°C (45°F)290 mm (11.4 inches)87%low
December Weather5°C (40°F)240 mm (9.5 inches)87%low

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