September Weather in Gull Lake, Canada

Last updated: June 18, 2025

In September, the average temperature in Gull Lake, Canada hovers around 13°C (55°F). While you can expect a minimum chill of -3°C (27°F), it can also soar to a warm 32°C (90°F). Be prepared for about 36 mm (1.4 in) of precipitation over the course of 5 days and experience an average humidity of 65%—perfect for those cozy days in!

September Temperature in Gull Lake

In September in Gull Lake, the average temperature is 13°C (55°F). The maximum can reach 32°C (90°F), and the minimum can be as low as -3°C (27°F). Travelers should be prepared for a wide range of temperatures, ensuring they pack accordingly for both warm days and chilly evenings.

September Weather in Gull Lake: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Gull Lake, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Gull Lake, September typically has an average temperature of 13°C (55°F), with highs reaching up to 32°C (90°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec161027375261676555392719
Data source: Temperature data for Gull Lake 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 Gull Lake

In Gull Lake in September, the precipitation amount is 36 mm (1.4 in) over the course of 5 days.

September Precipitation Trends in Gull Lake

The chart displays monthly precipitation patterns in Gull Lake, 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 Gull Lake, September typically receives around 36 mm (1.4 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec132023344363353136433722
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Gull Lake

In Gull Lake in September, humidity is 65%. With an average temperature of 13°C (55°F), this humidity feels like a cool, damp embrace, making it essential for travelers to dress in layers and be prepared for occasional drizzles, while still enjoying the freshness of the air.

September Average Humidity in Gull Lake

This chart illustrates the average monthly humidity levels in Gull Lake, 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 Gull Lake is approximately 65%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%90%82%73%74%72%74%71%65%68%81%89%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Gull Lake

In Gull Lake 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 Gull Lake.

Maximum UV Index Levels in Gull Lake for September

The chart shows the monthly maximum UV Index (UVI) for Gull Lake 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 Gull Lake typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235889987421
Data source: Gull Lake 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 Gull Lake Compares to Other Months

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

This table compares monthly weather conditions in Gull Lake, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-9°C (16°F)13 mm (0.5 inches)85%low
February Weather-12°C (10°F)20 mm (0.8 inches)90%moderate
March Weather-3°C (27°F)23 mm (0.9 inches)82%moderate
April Weather3°C (37°F)34 mm (1.3 inches)73%very high
May Weather11°C (52°F)43 mm (1.7 inches)73%very high
June Weather16°C (62°F)63 mm (2.5 inches)72%very high
July Weather19°C (67°F)35 mm (1.4 inches)74%very high
August Weather18°C (65°F)31 mm (1.2 inches)71%very high
September Weather13°C (55°F)36 mm (1.4 inches)65%high
October Weather4°C (39°F)43 mm (1.7 inches)68%moderate
November Weather-3°C (28°F)37 mm (1.5 inches)81%low
December Weather-7°C (19°F)22 mm (0.9 inches)89%low

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