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September Weather in Dauphin, Canada

Last updated: June 18, 2025

In Dauphin, Canada, the average temperature in September hovers around 13°C (55°F). You'll experience a range of temperatures, with the minimum dipping to -2°C (30°F) and the maximum soaring to 30°C (87°F). Expect about 50 mm (2.0 in) of precipitation spread over 7 days, contributing to an average humidity of 76%.

September Temperature in Dauphin

In September in Dauphin, the average temperature is 13°C (55°F). Maximum temperatures can reach up to 30°C (87°F), while minimums can drop as low as -2°C (30°F). Travelers should be prepared for a wide range of temperatures and pack accordingly!

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

The chart illustrates September temperature patterns in Dauphin, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Dauphin, September typically has an average temperature of 13°C (55°F), with highs reaching up to 30°C (87°F) and lows dropping to around -2°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec6321345164696555402211
Data source: Temperature data for Dauphin 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 Dauphin

In Dauphin in September, the precipitation amount is 50 mm (2.0 in) over a span of 7 days.

September Precipitation Trends in Dauphin

The chart displays monthly precipitation patterns in Dauphin, 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 Dauphin, September typically receives around 50 mm (2.0 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec221633293392636450493522
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Dauphin

In Dauphin in September humidity is 76%. With an average temperature of 13°C (55°F), this humidity feels like a damp, heavy blanket enveloping you, making it feel cooler than it actually is, which can be quite refreshing for short excursions but may also lead to discomfort during prolonged outdoor activities.

September Average Humidity in Dauphin

This chart illustrates the average monthly humidity levels in Dauphin, 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 Dauphin is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%94%92%82%73%69%77%78%76%80%88%95%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Dauphin

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

Maximum UV Index Levels in Dauphin for September

The chart shows the monthly maximum UV Index (UVI) for Dauphin 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 Dauphin typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec234788886421
Data source: Dauphin 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 Dauphin Compares to Other Months

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

This table compares monthly weather conditions in Dauphin, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-14°C (7°F)22 mm (0.9 inches)93%low
February Weather-16°C (4°F)16 mm (0.6 inches)94%moderate
March Weather-6°C (22°F)33 mm (1.3 inches)92%moderate
April Weather1°C (34°F)29 mm (1.1 inches)82%high
May Weather11°C (52°F)33 mm (1.3 inches)73%very high
June Weather18°C (64°F)92 mm (3.6 inches)69%very high
July Weather20°C (69°F)63 mm (2.5 inches)77%very high
August Weather18°C (65°F)64 mm (2.5 inches)78%very high
September Weather13°C (55°F)50 mm (2.0 inches)76%high
October Weather4°C (40°F)49 mm (1.9 inches)80%moderate
November Weather-5°C (23°F)35 mm (1.4 inches)88%low
December Weather-11°C (12°F)22 mm (0.8 inches)95%low

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