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September Weather in Denman Island Trust Area, Canada

Last updated: June 18, 2025

In September, the average temperature in Denman Island Trust Area, Canada is a comfortable 15°C (59°F), with a minimum of 8°C (46°F) and a maximum reaching up to 28°C (82°F). Expect 149 mm (5.9 in) of precipitation spread across 13 days, accompanied by an average humidity level of 76%. Enjoy the pleasant climate while planning your activities!

September Temperature in Denman Island Trust Area

In September in Denman Island Trust Area, the average temperature is 15°C (59°F). Maximums can reach 28°C (82°F) and minimums can be as low as 8°C (46°F). This makes it a great time for travelers to enjoy mild weather while exploring the sights.

September Weather in Denman Island Trust Area: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Denman Island Trust Area, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Denman Island Trust Area, September typically has an average temperature of 15°C (59°F), with highs reaching up to 28°C (82°F) and lows dropping to around 8°C (46°F).
JanFebMarAprMayJunJulAugSepOctNovDec403842465460656559504540
Data source: Temperature data for Denman Island Trust Area 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 Denman Island Trust Area

In Denman Island Trust Area in September, the precipitation amount is 149 mm (5.9 in) spread over 13 days.

September Precipitation Trends in Denman Island Trust Area

The chart displays monthly precipitation patterns in Denman Island Trust Area, 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 Denman Island Trust Area, September typically receives around 149 mm (5.9 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec26615113312260582447149188296262
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Denman Island Trust Area

In Denman Island Trust Area in September humidity is 76%. With an average temperature of 15°C (59°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities less enjoyable and often leading to a quick sense of fatigue while traveling.

September Average Humidity in Denman Island Trust Area

This chart illustrates the average monthly humidity levels in Denman Island Trust Area, 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 Denman Island Trust Area 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 Denman Island Trust Area

In Denman Island Trust Area 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 Denman Island Trust Area, you can refer to this Hourly UV Index in Denman Island Trust Area.

Maximum UV Index Levels in Denman Island Trust Area for September

The chart shows the monthly maximum UV Index (UVI) for Denman Island Trust Area 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 Denman Island Trust Area typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec234678986421
Data source: Denman Island Trust Area 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 Denman Island Trust Area Compares to Other Months

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

This table compares monthly weather conditions in Denman Island Trust Area, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (40°F)266 mm (10.5 inches)86%low
February Weather3°C (38°F)151 mm (5.9 inches)85%moderate
March Weather5°C (42°F)133 mm (5.3 inches)86%moderate
April Weather8°C (47°F)122 mm (4.8 inches)86%high
May Weather12°C (55°F)59 mm (2.3 inches)81%high
June Weather15°C (60°F)58 mm (2.3 inches)83%very high
July Weather18°C (65°F)24 mm (1.0 inches)84%very high
August Weather19°C (66°F)47 mm (1.8 inches)77%very high
September Weather15°C (59°F)149 mm (5.9 inches)76%high
October Weather10°C (50°F)188 mm (7.4 inches)88%moderate
November Weather7°C (45°F)296 mm (11.7 inches)87%low
December Weather4°C (40°F)262 mm (10.3 inches)87%low

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