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September Weather in Westville, Canada

Last updated: June 18, 2025

In September, the average temperature in Westville, Canada hovers around 15°C (59°F). On the cooler side, temperatures can dip to a chilly -2°C (28°F), while the warmth can peak at a pleasant 28°C (83°F). Be prepared for some rain, as 95 mm (3.8 in) of precipitation is expected over 9 days, accompanied by a high average humidity of 83%.

September Temperature in Westville

In September in Westville, the average temperature is 15°C (59°F). Maximums can reach 28°C (83°F), while minimums can drop as low as -2°C (28°F). Be prepared for a range of temperatures to ensure a comfortable experience while traveling.

September Weather in Westville: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Westville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Westville, September typically has an average temperature of 15°C (59°F), with highs reaching up to 28°C (83°F) and lows dropping to around -2°C (28°F).
JanFebMarAprMayJunJulAugSepOctNovDec232430404859666759483828
Data source: Temperature data for Westville 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 Westville

In Westville in September, the total precipitation amount is 95 mm (3.8 in) over the course of 9 days.

September Precipitation Trends in Westville

The chart displays monthly precipitation patterns in Westville, 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 Westville, September typically receives around 95 mm (3.8 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec88107931088710493709587142111
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Westville

In Westville in September humidity is 83%. With an average temperature of 15°C (59°F), this humidity feels like a cozy, damp embrace that can be quite stifling for traveling, making even short walks feel more exhausting than they should, and prompting a need for frequent breaks in shaded or air-conditioned areas.

September Average Humidity in Westville

This chart illustrates the average monthly humidity levels in Westville, 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 Westville 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 Westville

In Westville 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 Westville.

Maximum UV Index Levels in Westville for September

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

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

This table compares monthly weather conditions in Westville, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-5°C (24°F)88 mm (3.5 inches)82%low
February Weather-5°C (24°F)107 mm (4.2 inches)83%moderate
March Weather-1°C (30°F)93 mm (3.7 inches)82%moderate
April Weather4°C (40°F)108 mm (4.2 inches)82%high
May Weather9°C (49°F)87 mm (3.4 inches)82%very high
June Weather15°C (60°F)104 mm (4.1 inches)84%very high
July Weather19°C (66°F)93 mm (3.6 inches)86%very high
August Weather19°C (67°F)70 mm (2.8 inches)85%very high
September Weather15°C (59°F)95 mm (3.8 inches)83%high
October Weather9°C (49°F)87 mm (3.4 inches)83%moderate
November Weather3°C (38°F)142 mm (5.6 inches)85%moderate
December Weather-2°C (29°F)111 mm (4.4 inches)83%low

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