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September Weather in Cow Bay, Canada

Last updated: June 18, 2025

In Cow Bay, Canada, the average temperature in September hovers around 16°C (61°F). Expect a pleasant range, with minimums dipping to 2°C (36°F) and maximums soaring to 28°C (83°F). Be prepared for some rain, as precipitation averages 104 mm (4.1 in) over 8 days, and with an average humidity of 83%, the air will feel quite damp. Enjoy the refreshing climate of Cow Bay!

September Temperature in Cow Bay

In September in Cow Bay, the average temperature is 16°C (61°F). Maximum can reach 28°C (83°F), and the minimum can be as low as 2°C (36°F). This range makes it a great time for travelers to enjoy outdoor activities while being prepared for varying temperatures.

September Weather in Cow Bay: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Cow Bay, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cow Bay, September typically has an average temperature of 16°C (61°F), with highs reaching up to 28°C (83°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec272731414959666761514132
Data source: Temperature data for Cow Bay 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 Cow Bay

In Cow Bay, in September, the precipitation amount is 104 mm (4.1 in) over a span of 8 days.

September Precipitation Trends in Cow Bay

The chart displays monthly precipitation patterns in Cow Bay, 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 Cow Bay, September typically receives around 104 mm (4.1 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec9712210312293999177104109149127
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Cow Bay

In Cow Bay in September, humidity is 83%. With an average temperature of 16°C (61°F), this humidity feels like a warm, muggy blanket wrapping around you, making travel a bit sticky and potentially uncomfortable as you navigate through the sights.

September Average Humidity in Cow Bay

This chart illustrates the average monthly humidity levels in Cow Bay, 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 Cow Bay is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%83%82%82%82%84%86%85%83%83%85%83%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Cow Bay

In Cow Bay in September, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Cow Bay.

Maximum UV Index Levels in Cow Bay for September

The chart shows the monthly maximum UV Index (UVI) for Cow Bay 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 Cow Bay typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2457910987532
Data source: Cow Bay 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 Cow Bay Compares to Other Months

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

This table compares monthly weather conditions in Cow Bay, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (27°F)97 mm (3.8 inches)82%low
February Weather-3°C (27°F)122 mm (4.8 inches)83%moderate
March Weather0°C (32°F)103 mm (4.1 inches)82%moderate
April Weather5°C (41°F)122 mm (4.8 inches)82%high
May Weather9°C (49°F)93 mm (3.7 inches)82%very high
June Weather15°C (59°F)99 mm (3.9 inches)84%very high
July Weather19°C (66°F)91 mm (3.6 inches)86%very high
August Weather20°C (67°F)77 mm (3.0 inches)85%very high
September Weather16°C (61°F)104 mm (4.1 inches)83%high
October Weather11°C (51°F)109 mm (4.3 inches)83%moderate
November Weather5°C (42°F)149 mm (5.9 inches)85%moderate
December Weather0°C (32°F)127 mm (5.0 inches)83%low

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