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September Weather in Shellbrook, Canada

Last updated: June 18, 2025

In September, the average temperature in Shellbrook, Canada hovers around 11°C (51°F). Temperatures can fluctuate dramatically, with minimums hitting -6°C (21°F) and maximums soaring to 30°C (86°F). Expect about 44 mm (1.7 in) of precipitation spread over 7 days, accompanied by an average humidity level of 77%.

September Temperature in Shellbrook

In September in Shellbrook, the average temperature is 11°C (51°F), with maximums reaching up to 30°C (86°F) and minimums dipping as low as -6°C (21°F). This wide temperature range means travelers should be prepared for both warm and chilly weather during their visit.

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

The chart illustrates September temperature patterns in Shellbrook, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Shellbrook, September typically has an average temperature of 11°C (51°F), with highs reaching up to 30°C (86°F) and lows dropping to around -6°C (21°F).
JanFebMarAprMayJunJulAugSepOctNovDec5219345261656151361910
Data source: Temperature data for Shellbrook 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 Shellbrook

In Shellbrook in September, the precipitation amount is 44 mm (1.7 in) spread over a duration of 7 days.

September Precipitation Trends in Shellbrook

The chart displays monthly precipitation patterns in Shellbrook, 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 Shellbrook, September typically receives around 44 mm (1.7 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec241224244371864544213416
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Shellbrook

In Shellbrook in September, humidity is 77%. With an average temperature of 11°C (51°F), this humidity feels like a damp chill, making traveling somewhat uncomfortable and requiring extra layers to stay warm while navigating the dampness in the air.

September Average Humidity in Shellbrook

This chart illustrates the average monthly humidity levels in Shellbrook, 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 Shellbrook is approximately 77%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%95%92%82%70%64%78%81%77%82%89%95%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Shellbrook

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

Maximum UV Index Levels in Shellbrook for September

The chart shows the monthly maximum UV Index (UVI) for Shellbrook 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 Shellbrook typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235578876321
Data source: Shellbrook 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 Shellbrook Compares to Other Months

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

This table compares monthly weather conditions in Shellbrook, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-15°C (6°F)24 mm (0.9 inches)92%low
February Weather-17°C (2°F)12 mm (0.5 inches)95%moderate
March Weather-7°C (19°F)24 mm (0.9 inches)92%moderate
April Weather1°C (34°F)24 mm (1.0 inches)82%moderate
May Weather11°C (52°F)43 mm (1.7 inches)70%high
June Weather16°C (61°F)71 mm (2.8 inches)64%very high
July Weather18°C (65°F)86 mm (3.4 inches)78%very high
August Weather16°C (61°F)45 mm (1.8 inches)81%high
September Weather11°C (51°F)44 mm (1.7 inches)77%high
October Weather2°C (36°F)21 mm (0.8 inches)82%moderate
November Weather-7°C (19°F)34 mm (1.4 inches)89%low
December Weather-12°C (10°F)16 mm (0.6 inches)95%low

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