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September Weather in Cache Bay, Canada

Last updated: June 18, 2025

In Cache Bay, Canada, the average temperature in September hovers around 15°C (60°F). Expect a minimum of 5°C (41°F) and a maximum of 29°C (84°F). There's an anticipated precipitation amount of 130 mm (5.1 in) over approximately 12 days, coupled with an average humidity of 76%.

September Temperature in Cache Bay

In September in Cache Bay, the average temperature is 15°C (60°F). The maximum can reach 29°C (84°F), and the minimum can be as low as 5°C (41°F). This time of year offers a pleasant climate, making it ideal for outdoor activities and exploration.

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

The chart illustrates September temperature patterns in Cache Bay, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cache Bay, September typically has an average temperature of 15°C (60°F), with highs reaching up to 29°C (84°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec161725385263706760483323
Data source: Temperature data for Cache 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 Cache Bay

In Cache Bay in September, the precipitation amount is 130 mm (5.1 in) over a span of 12 days.

September Precipitation Trends in Cache Bay

The chart displays monthly precipitation patterns in Cache 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 Cache Bay, September typically receives around 130 mm (5.1 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec6177631061131331021161301509987
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Cache Bay

In Cache Bay in September humidity is 76%. With an average temperature of 15°C (60°F), this humidity feels like a warm, damp blanket wrapping around you, making outdoor activities a bit more challenging and urging you to stay hydrated while exploring the area.

September Average Humidity in Cache Bay

This chart illustrates the average monthly humidity levels in Cache 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 Cache Bay is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec96%95%89%87%74%70%66%71%76%85%89%93%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Cache Bay

In Cache 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 Cache Bay.

Maximum UV Index Levels in Cache Bay for September

The chart shows the monthly maximum UV Index (UVI) for Cache 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 Cache Bay typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec245799987532
Data source: Cache 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 Cache Bay Compares to Other Months

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

This table compares monthly weather conditions in Cache Bay, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-9°C (17°F)61 mm (2.4 inches)96%low
February Weather-8°C (17°F)77 mm (3.0 inches)95%moderate
March Weather-4°C (26°F)63 mm (2.5 inches)89%moderate
April Weather3°C (38°F)106 mm (4.2 inches)87%high
May Weather11°C (52°F)113 mm (4.4 inches)73%very high
June Weather17°C (63°F)133 mm (5.3 inches)69%very high
July Weather21°C (70°F)102 mm (4.0 inches)66%very high
August Weather20°C (68°F)116 mm (4.6 inches)71%very high
September Weather15°C (60°F)130 mm (5.1 inches)76%high
October Weather9°C (48°F)150 mm (5.9 inches)85%moderate
November Weather0°C (33°F)99 mm (3.9 inches)89%moderate
December Weather-5°C (23°F)87 mm (3.4 inches)93%low

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