September Weather in Warren, Canada

Last updated: June 18, 2025

In September, the average temperature in Warren, Canada hovers around 13°C (56°F). Expect a temperature range where the minimum can drop to -3°C (26°F), while the maximum can soar up to 32°C (90°F). During this month, the area typically receives 96 mm (3.8 in) of precipitation over 10 days, contributing to an average humidity of 79%.

September Temperature in Warren

In September in Warren, the average temperature is 13°C (56°F), with maximums reaching 32°C (90°F) and minimums dropping as low as -3°C (26°F). Travelers should be prepared for a wide range of temperatures, making layers essential for comfort.

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

The chart illustrates September temperature patterns in Warren, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Warren, September typically has an average temperature of 13°C (56°F), with highs reaching up to 32°C (90°F) and lows dropping to around -3°C (26°F).
JanFebMarAprMayJunJulAugSepOctNovDec6322365365706656412312
Data source: Temperature data for Warren 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 Warren

In Warren in September, the total precipitation amount is 96 mm (3.8 in) over a span of 10 days.

September Precipitation Trends in Warren

The chart displays monthly precipitation patterns in Warren, 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 Warren, September typically receives around 96 mm (3.8 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec181521303379596397522722
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Warren

In Warren in September, humidity is 79%. With an average temperature of 13°C (56°F), this humidity feels like a damp, cool blanket wrapping around you, making traveling slightly uncomfortable and requiring you to dress in layers to stay comfortable while exploring.

September Average Humidity in Warren

This chart illustrates the average monthly humidity levels in Warren, 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 Warren is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec94%94%93%84%75%73%77%79%79%81%88%94%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Warren

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

Maximum UV Index Levels in Warren for September

The chart shows the monthly maximum UV Index (UVI) for Warren 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 Warren typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec244779886421
Data source: Warren 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 Warren Compares to Other Months

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

This table compares monthly weather conditions in Warren, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-15°C (6°F)18 mm (0.7 inches)94%low
February Weather-16°C (4°F)15 mm (0.6 inches)94%moderate
March Weather-5°C (23°F)21 mm (0.8 inches)92%moderate
April Weather2°C (36°F)30 mm (1.2 inches)84%high
May Weather11°C (53°F)32 mm (1.3 inches)75%high
June Weather18°C (65°F)79 mm (3.1 inches)73%very high
July Weather21°C (70°F)59 mm (2.3 inches)77%very high
August Weather19°C (66°F)63 mm (2.5 inches)79%very high
September Weather13°C (56°F)96 mm (3.8 inches)79%high
October Weather5°C (41°F)52 mm (2.0 inches)81%moderate
November Weather-5°C (23°F)27 mm (1.1 inches)88%low
December Weather-11°C (12°F)22 mm (0.9 inches)94%low

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