September Weather in Watrous, Canada

Last updated: June 18, 2025

In Watrous, Canada, the average temperature in September hovers around 12°C (53°F), with fluctuations ranging from a chilly -3°C (26°F) to a warm 32°C (90°F). Expect some precipitation, totaling 43 mm (1.7 in) over approximately 6 days, while the air maintains an average humidity level of 69%.

September Temperature in Watrous

In September in Watrous, the average temperature is 12°C (53°F), with maximums reaching 32°C (90°F) and minimums dropping as low as -3°C (26°F). Be prepared for a wide range of temperatures while traveling, and pack accordingly!

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

The chart illustrates September temperature patterns in Watrous, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Watrous, September typically has an average temperature of 12°C (53°F), with highs reaching up to 32°C (90°F) and lows dropping to around -3°C (26°F).
JanFebMarAprMayJunJulAugSepOctNovDec8422355262666353372113
Data source: Temperature data for Watrous 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 Watrous

In Watrous in September, the precipitation amount is 43 mm (1.7 in) over a period of 6 days.

September Precipitation Trends in Watrous

The chart displays monthly precipitation patterns in Watrous, 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 Watrous, September typically receives around 43 mm (1.7 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec151024213369633743353012
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Watrous

In Watrous in September, humidity is 69%. With an average temperature of 12°C (53°F), this humidity feels like a cool, damp embrace that can quickly lead to a chill, making it essential for travelers to pack layers and a waterproof jacket to stay comfortable while exploring.

September Average Humidity in Watrous

This chart illustrates the average monthly humidity levels in Watrous, 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 Watrous is approximately 69%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%93%88%74%72%65%77%76%69%75%86%94%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Watrous

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

Maximum UV Index Levels in Watrous for September

The chart shows the monthly maximum UV Index (UVI) for Watrous 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 Watrous typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec234678886421
Data source: Watrous 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 Watrous Compares to Other Months

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

This table compares monthly weather conditions in Watrous, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-13°C (8°F)15 mm (0.6 inches)91%low
February Weather-16°C (4°F)10 mm (0.4 inches)93%moderate
March Weather-6°C (22°F)24 mm (0.9 inches)88%moderate
April Weather2°C (35°F)21 mm (0.8 inches)74%high
May Weather11°C (53°F)32 mm (1.3 inches)72%high
June Weather16°C (62°F)69 mm (2.7 inches)65%very high
July Weather19°C (66°F)63 mm (2.5 inches)77%very high
August Weather17°C (63°F)37 mm (1.5 inches)76%very high
September Weather12°C (53°F)43 mm (1.7 inches)69%high
October Weather3°C (38°F)35 mm (1.4 inches)75%moderate
November Weather-6°C (22°F)30 mm (1.2 inches)86%low
December Weather-11°C (13°F)12 mm (0.5 inches)94%low

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