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September Weather in Kitimat, Canada

Last updated: June 18, 2025

In September, the average temperature in Kitimat, Canada hovers around 11°C (52°F). You can expect a minimum dip to 1°C (34°F), with maximum highs reaching up to 26°C (80°F). Prepare for some rainy days, as the region receives about 278 mm (11.0 in) of precipitation over 19 days. Additionally, don't forget your hydration; average humidity levels sit at a soaking 90%!

September Temperature in Kitimat

In September in Kitimat, the average temperature is 11°C (52°F). Maximums can reach 26°C (80°F), and minimums can be as low as 1°C (34°F). This variation in temperature makes Kitimat an ideal destination for travelers who enjoy a mix of mild and warm weather, so be sure to pack accordingly!

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

The chart illustrates September temperature patterns in Kitimat, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kitimat, September typically has an average temperature of 11°C (52°F), with highs reaching up to 26°C (80°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec292733374853585752423629
Data source: Temperature data for Kitimat 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 Kitimat

In Kitimat in September, the total precipitation amount is 278 mm (11.0 in) over the course of 19 days.

September Precipitation Trends in Kitimat

The chart displays monthly precipitation patterns in Kitimat, 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 Kitimat, September typically receives around 278 mm (11.0 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec336231280194139199144224278338449314
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Kitimat

In Kitimat in September, humidity is 90%. With an average temperature of 11°C (52°F), this humidity feels like a heavy blanket that clings to your skin, making travel uncomfortable and muggy.

September Average Humidity in Kitimat

This chart illustrates the average monthly humidity levels in Kitimat, 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 Kitimat is approximately 90%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%85%85%85%81%81%88%88%90%90%86%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Kitimat

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

Maximum UV Index Levels in Kitimat for September

The chart shows the monthly maximum UV Index (UVI) for Kitimat 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 Kitimat typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124588876321
Data source: Kitimat 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 Kitimat Compares to Other Months

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

This table compares monthly weather conditions in Kitimat, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (29°F)336 mm (13.2 inches)85%low
February Weather-3°C (27°F)231 mm (9.1 inches)85%low
March Weather1°C (33°F)280 mm (11.0 inches)85%moderate
April Weather3°C (38°F)194 mm (7.6 inches)85%moderate
May Weather9°C (48°F)139 mm (5.5 inches)81%very high
June Weather12°C (53°F)199 mm (7.8 inches)81%very high
July Weather14°C (58°F)144 mm (5.7 inches)88%very high
August Weather14°C (58°F)224 mm (8.8 inches)88%high
September Weather11°C (52°F)278 mm (11.0 inches)90%high
October Weather5°C (42°F)338 mm (13.3 inches)90%moderate
November Weather2°C (36°F)449 mm (17.7 inches)86%low
December Weather-2°C (29°F)314 mm (12.4 inches)88%low

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