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September Weather in 100 Mile House, Canada

Last updated: June 18, 2025

In September, the average temperature in 100 Mile House, Canada hovers around 11°C (52°F). Expect a range where the minimum dips to -1°C (31°F) and the maximum soars to 28°C (83°F). With precipitation totaling 70 mm (2.8 in) over 14 days and an average humidity of 83%, be prepared for a mix of weather conditions!

September Temperature in 100 Mile House

In September in 100 Mile House, the average temperature is 11°C (52°F). Maximums can reach 28°C (83°F) and minimums can be as low as -1°C (31°F). This variety in temperatures makes it essential for travelers to pack layers to comfortably enjoy their time in 100 Mile House.

September Weather in 100 Mile House: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in 100 Mile House, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In 100 Mile House, September typically has an average temperature of 11°C (52°F), with highs reaching up to 28°C (83°F) and lows dropping to around -1°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec211830385157626152393222
Data source: Temperature data for 100 Mile House 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 100 Mile House

In 100 Mile House in September, the precipitation amount is 70 mm (2.8 in) spread over 14 days.

September Precipitation Trends in 100 Mile House

The chart displays monthly precipitation patterns in 100 Mile House, 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 100 Mile House, September typically receives around 70 mm (2.8 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec345439424870734570826453
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in 100 Mile House

In 100 Mile House in September humidity is 83%. With an average temperature of 11°C (52°F), this humidity feels like a damp chill that can make outdoor activities uncomfortable, often leading travelers to seek shelter indoors or to dress in layered clothing to stay warm while exploring the area.

September Average Humidity in 100 Mile House

This chart illustrates the average monthly humidity levels in 100 Mile House, 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 100 Mile House is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%92%91%89%85%83%86%82%83%89%93%97%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in 100 Mile House

In 100 Mile House 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 100 Mile House, you can refer to this Hourly UV Index in 100 Mile House.

Maximum UV Index Levels in 100 Mile House for September

The chart shows the monthly maximum UV Index (UVI) for 100 Mile House 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 100 Mile House typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235678986421
Data source: 100 Mile House 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 100 Mile House Compares to Other Months

Weather in 100 Mile House varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in 100 Mile House, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in 100 Mile House, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (22°F)34 mm (1.3 inches)93%low
February Weather-8°C (19°F)54 mm (2.1 inches)91%moderate
March Weather-1°C (30°F)39 mm (1.5 inches)91%moderate
April Weather4°C (39°F)42 mm (1.6 inches)89%high
May Weather10°C (51°F)47 mm (1.9 inches)85%high
June Weather14°C (57°F)70 mm (2.8 inches)83%very high
July Weather17°C (62°F)73 mm (2.9 inches)86%very high
August Weather16°C (61°F)45 mm (1.8 inches)82%very high
September Weather11°C (52°F)70 mm (2.8 inches)83%high
October Weather4°C (39°F)82 mm (3.2 inches)89%moderate
November Weather0°C (32°F)64 mm (2.5 inches)93%low
December Weather-5°C (22°F)53 mm (2.1 inches)97%low

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