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September Weather in Valcourt, Canada

Last updated: June 18, 2025

In Valcourt, Canada, the average temperature in September hovers around 15°C (59°F), making it a pleasant time to visit. However, be prepared for a range, with temperatures dipping to a chilling -3°C (27°F) and soaring up to a warm 30°C (87°F). Expect about 83 mm (3.3 in) of precipitation over 11 days, and with an average humidity of 77%, you might want to bring an umbrella and dress in layers for comfort!

September Temperature in Valcourt

In September in Valcourt, the average temperature is 15°C (59°F). Maximums can reach 30°C (87°F) and minimums can drop as low as -3°C (27°F). Be sure to pack for a wide range of temperatures while traveling during this time.

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

The chart illustrates September temperature patterns in Valcourt, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Valcourt, September typically has an average temperature of 15°C (59°F), with highs reaching up to 30°C (87°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec171927415463686759483323
Data source: Temperature data for Valcourt 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 Valcourt

In Valcourt in September, the precipitation amount is 83 mm (3.3 in) over the course of 11 days.

September Precipitation Trends in Valcourt

The chart displays monthly precipitation patterns in Valcourt, 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 Valcourt, September typically receives around 83 mm (3.3 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec9187871211081361241368314212186
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Valcourt

In Valcourt in September, humidity is 77%. With an average temperature of 15°C (59°F), this humidity feels like a warm blanket enveloping you, making it essential to stay hydrated and choose light, breathable clothing for comfortable travel.

September Average Humidity in Valcourt

This chart illustrates the average monthly humidity levels in Valcourt, 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 Valcourt is approximately 77%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%85%84%78%72%75%74%77%85%86%85%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Valcourt

In Valcourt 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 Valcourt.

Maximum UV Index Levels in Valcourt for September

The chart shows the monthly maximum UV Index (UVI) for Valcourt 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 Valcourt typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec245799887532
Data source: Valcourt 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 Valcourt Compares to Other Months

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

This table compares monthly weather conditions in Valcourt, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-8°C (17°F)91 mm (3.6 inches)91%low
February Weather-7°C (20°F)87 mm (3.4 inches)89%moderate
March Weather-3°C (28°F)87 mm (3.4 inches)85%moderate
April Weather5°C (41°F)121 mm (4.7 inches)84%high
May Weather12°C (55°F)108 mm (4.2 inches)78%very high
June Weather17°C (63°F)136 mm (5.4 inches)72%very high
July Weather20°C (69°F)124 mm (4.9 inches)75%very high
August Weather19°C (67°F)136 mm (5.3 inches)74%very high
September Weather15°C (59°F)83 mm (3.3 inches)77%high
October Weather9°C (48°F)142 mm (5.6 inches)85%moderate
November Weather0°C (33°F)121 mm (4.8 inches)86%moderate
December Weather-5°C (23°F)86 mm (3.4 inches)85%low

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