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September Weather in Tweed, Canada

Last updated: June 18, 2025

In Tweed, Canada, the average temperature in September hovers around 16°C (61°F). Prepare for a range, as temperatures can dip to a chilly 0°C (32°F) or soar to a sizzling 33°C (92°F). The month brings 78 mm (3.1 in) of precipitation over 8 days, contributing to a comfortable average humidity of 72%. Whether you're exploring or relaxing, expect a mix of weather experiences!

September Temperature in Tweed

In September in Tweed, the average temperature is 16°C (61°F). Maximum temperatures can reach 33°C (92°F), while minimums can drop as low as 0°C (32°F). Be prepared for a wide range of temperatures when traveling during this time.

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

The chart illustrates September temperature patterns in Tweed, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tweed, September typically has an average temperature of 16°C (61°F), with highs reaching up to 33°C (92°F) and lows dropping to around 0°C (32°F).
JanFebMarAprMayJunJulAugSepOctNovDec202230435665716961503526
Data source: Temperature data for Tweed 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 Tweed

In Tweed in September, the total precipitation amount is 78 mm (3.1 in) over the course of 8 days.

September Precipitation Trends in Tweed

The chart displays monthly precipitation patterns in Tweed, 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 Tweed, September typically receives around 78 mm (3.1 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec7374721231039591112781289080
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Tweed

In Tweed in September humidity is 72%. With an average temperature of 16°C (61°F), this humidity feels like a damp blanket wrapping around you, making every step feel heavier and requiring extra effort while traveling.

September Average Humidity in Tweed

This chart illustrates the average monthly humidity levels in Tweed, 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 Tweed is approximately 72%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%93%86%82%75%68%69%67%72%83%88%89%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Tweed

In Tweed 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 Tweed.

Maximum UV Index Levels in Tweed for September

The chart shows the monthly maximum UV Index (UVI) for Tweed 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 Tweed typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec245899997532
Data source: Tweed 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 Tweed Compares to Other Months

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

This table compares monthly weather conditions in Tweed, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-7°C (20°F)73 mm (2.9 inches)93%low
February Weather-6°C (22°F)74 mm (2.9 inches)93%moderate
March Weather-1°C (31°F)71 mm (2.8 inches)86%moderate
April Weather6°C (43°F)123 mm (4.8 inches)82%very high
May Weather13°C (56°F)102 mm (4.0 inches)75%very high
June Weather18°C (65°F)95 mm (3.7 inches)68%very high
July Weather22°C (71°F)91 mm (3.6 inches)69%very high
August Weather20°C (69°F)111 mm (4.4 inches)67%very high
September Weather16°C (61°F)78 mm (3.1 inches)72%high
October Weather10°C (50°F)128 mm (5.0 inches)83%moderate
November Weather2°C (35°F)90 mm (3.6 inches)88%moderate
December Weather-3°C (26°F)80 mm (3.2 inches)89%low

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