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September Weather in Flin Flon, Canada

Last updated: June 18, 2025

In Flin Flon, Canada, the average temperature in September hovers around 10°C (51°F). Expect chilly mornings with a minimum reaching -3°C (27°F), while the afternoons can warm up to a pleasant 26°C (78°F). With an average precipitation of 67 mm (2.6 in) spread over 12 days, don't forget your umbrella! Humidity levels are high, averaging 80%, so be prepared for a damp yet vibrant month.

September Temperature in Flin Flon

In September in Flin Flon, the average temperature is 10°C (51°F). Maximum temperatures can reach up to 26°C (78°F), while the minimum can drop as low as -3°C (27°F). This varied climate makes it essential to pack for both warm and chilly weather when traveling to Flin Flon in September.

September Weather in Flin Flon: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Flin Flon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Flin Flon, September typically has an average temperature of 10°C (51°F), with highs reaching up to 26°C (78°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec-1-21529445865625137163
Data source: Temperature data for Flin Flon 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 Flin Flon

In Flin Flon in September, the precipitation amount is 67 mm (2.6 in) distributed over 12 days.

September Precipitation Trends in Flin Flon

The chart displays monthly precipitation patterns in Flin Flon, 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 Flin Flon, September typically receives around 67 mm (2.6 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec26113734461141056367403825
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Flin Flon

In Flin Flon in September, humidity is 80%. With an average temperature of 10°C (51°F), this humidity feels like a damp layer clinging to the skin, making outdoor activities uncomfortable and requiring travelers to dress in layers to cope with the chill and moisture in the air.

September Average Humidity in Flin Flon

This chart illustrates the average monthly humidity levels in Flin Flon, 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 Flin Flon is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec96%96%95%89%75%61%74%80%80%87%92%96%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Flin Flon

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

Maximum UV Index Levels in Flin Flon for September

The chart shows the monthly maximum UV Index (UVI) for Flin Flon 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 Flin Flon typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578776311
Data source: Flin Flon 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 Flin Flon Compares to Other Months

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

This table compares monthly weather conditions in Flin Flon, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-18°C (0°F)26 mm (1.0 inches)96%low
February Weather-19°C (-2°F)11 mm (0.4 inches)96%low
March Weather-9°C (16°F)37 mm (1.5 inches)95%moderate
April Weather-2°C (29°F)34 mm (1.3 inches)89%moderate
May Weather7°C (45°F)45 mm (1.8 inches)75%high
June Weather15°C (58°F)114 mm (4.5 inches)61%very high
July Weather19°C (66°F)105 mm (4.1 inches)74%high
August Weather16°C (62°F)63 mm (2.5 inches)80%high
September Weather10°C (51°F)67 mm (2.6 inches)80%high
October Weather3°C (37°F)40 mm (1.6 inches)87%moderate
November Weather-9°C (16°F)38 mm (1.5 inches)92%low
December Weather-16°C (4°F)25 mm (1.0 inches)96%low

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