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September Weather in Hearst, Canada

Last updated: June 18, 2025

In September, the average temperature in Hearst, Canada hovers around 11°C (53°F). However, be prepared for a range of temperatures, with minimums dipping to -3°C (27°F) and maximums reaching up to 28°C (83°F). The month sees approximately 110 mm (4.3 in) of precipitation over 14 days, contributing to an average humidity of 75%. Stay comfortable and ready for varied weather conditions!

September Temperature in Hearst

In September in Hearst, the average temperature is 11°C (53°F), with a maximum that can reach 28°C (83°F) and a minimum that can drop as low as -3°C (27°F). Travelers should be prepared for a wide range of weather conditions during this time.

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

The chart illustrates September temperature patterns in Hearst, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hearst, September typically has an average temperature of 11°C (53°F), with highs reaching up to 28°C (83°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec441831486066625240239
Data source: Temperature data for Hearst 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 Hearst

In Hearst in September, the total precipitation amount is 110 mm (4.3 in) spread over 14 days.

September Precipitation Trends in Hearst

The chart displays monthly precipitation patterns in Hearst, 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 Hearst, September typically receives around 110 mm (4.3 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec3243466066967173110916050
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Hearst

In Hearst in September humidity is 75%. With an average temperature of 11°C (53°F), this humidity feels like a cool, damp embrace that can make exploring the area feel more challenging, as you constantly contend with the moisture in the air while trying to enjoy your travels.

September Average Humidity in Hearst

This chart illustrates the average monthly humidity levels in Hearst, 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 Hearst is approximately 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec97%95%94%88%72%67%69%67%75%84%90%96%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Hearst

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

Maximum UV Index Levels in Hearst for September

The chart shows the monthly maximum UV Index (UVI) for Hearst 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 Hearst typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec234788876421
Data source: Hearst 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 Hearst Compares to Other Months

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

This table compares monthly weather conditions in Hearst, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-15°C (4°F)32 mm (1.3 inches)97%low
February Weather-15°C (5°F)43 mm (1.7 inches)95%moderate
March Weather-8°C (18°F)46 mm (1.8 inches)94%moderate
April Weather0°C (31°F)60 mm (2.4 inches)88%high
May Weather9°C (48°F)66 mm (2.6 inches)72%very high
June Weather15°C (60°F)96 mm (3.8 inches)66%very high
July Weather19°C (67°F)71 mm (2.8 inches)69%very high
August Weather16°C (62°F)73 mm (2.9 inches)67%high
September Weather11°C (53°F)110 mm (4.3 inches)75%high
October Weather4°C (40°F)91 mm (3.6 inches)84%moderate
November Weather-5°C (23°F)60 mm (2.4 inches)90%low
December Weather-13°C (9°F)50 mm (2.0 inches)96%low

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