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September Weather in New-Richmond, Canada

Last updated: June 18, 2025

The average temperature in New-Richmond, Canada during September is a comfortable 12°C (54°F). Temperatures can vary significantly, with a minimum dropping to -3°C (27°F) and a maximum reaching up to 27°C (81°F). Prepare for some precipitation, as the region receives an average of 131 mm (5.2 in) over about 12 days. Additionally, the average humidity hovers around 82%, adding a touch of dampness to the air.

September Temperature in New-Richmond

In September in New-Richmond, the average temperature is 12°C (54°F). The maximum can reach 27°C (81°F), while the minimum can drop as low as -3°C (27°F). Travelers should prepare for a wide range of temperatures and pack accordingly for both warm and chilly conditions.

September Weather in New-Richmond: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in New-Richmond, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In New-Richmond, September typically has an average temperature of 12°C (54°F), with highs reaching up to 27°C (81°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec111322344758646354433018
Data source: Temperature data for New-Richmond 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 New-Richmond

In New-Richmond in September, the precipitation amount is 131 mm (5.2 in) spread over 12 days.

September Precipitation Trends in New-Richmond

The chart displays monthly precipitation patterns in New-Richmond, 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 New-Richmond, September typically receives around 131 mm (5.2 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec86798110688898181131115141126
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in New-Richmond

In New-Richmond in September humidity is 82%. With an average temperature of 12°C (54°F), this humidity feels like a heavy blanket wrapping around you, making every step feel sluggish and sweat-inducing, which can be quite uncomfortable for traveling.

September Average Humidity in New-Richmond

This chart illustrates the average monthly humidity levels in New-Richmond, 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 New-Richmond is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%92%91%89%80%69%77%81%82%87%87%92%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in New-Richmond

In New-Richmond 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 New-Richmond, you can refer to this Hourly UV Index in New-Richmond.

Maximum UV Index Levels in New-Richmond for September

The chart shows the monthly maximum UV Index (UVI) for New-Richmond 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 New-Richmond typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235789886422
Data source: New-Richmond 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 New-Richmond Compares to Other Months

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

This table compares monthly weather conditions in New-Richmond, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-12°C (11°F)86 mm (3.4 inches)93%low
February Weather-11°C (13°F)78 mm (3.1 inches)92%moderate
March Weather-6°C (22°F)81 mm (3.2 inches)91%moderate
April Weather1°C (35°F)106 mm (4.2 inches)89%high
May Weather8°C (48°F)88 mm (3.5 inches)80%very high
June Weather15°C (59°F)89 mm (3.5 inches)69%very high
July Weather18°C (65°F)81 mm (3.2 inches)77%very high
August Weather17°C (64°F)81 mm (3.2 inches)81%very high
September Weather12°C (54°F)131 mm (5.2 inches)82%high
October Weather6°C (43°F)115 mm (4.5 inches)87%moderate
November Weather-1°C (30°F)141 mm (5.5 inches)87%low
December Weather-8°C (18°F)126 mm (5.0 inches)92%low

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