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September Weather in High Prairie, Canada

Last updated: June 18, 2025

In September, the average temperature in High Prairie, Canada hovers around 10°C (51°F), with minimums dipping to -5°C (24°F) and maximums peaking at 28°C (83°F). Expect 53 mm (2.1 in) of precipitation over the course of 9 days, and a comfortable average humidity level of 74%.

September Temperature in High Prairie

In September in High Prairie, the average temperature is 10°C (51°F). Maximums can reach 28°C (83°F), while minimums can drop to as low as -5°C (24°F). This variability in temperature makes it essential for travelers to pack clothing suitable for both warm and cold conditions.

September Weather in High Prairie: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in High Prairie, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In High Prairie, September typically has an average temperature of 10°C (51°F), with highs reaching up to 28°C (83°F) and lows dropping to around -5°C (24°F).
JanFebMarAprMayJunJulAugSepOctNovDec13923355159626050382314
Data source: Temperature data for High Prairie 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 High Prairie

In High Prairie in September, the total precipitation amount is 53 mm (2.1 in) spread over 9 days.

September Precipitation Trends in High Prairie

The chart displays monthly precipitation patterns in High Prairie, 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 High Prairie, September typically receives around 53 mm (2.1 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec202626283787874953344023
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in High Prairie

In High Prairie in September humidity is 74%. With an average temperature of 10°C (51°F), this humidity feels like a damp chill enveloping you, making travel a bit uncomfortable as the cold air clings to your skin, and you may find yourself wishing you had packed an extra layer to stay warm and dry.

September Average Humidity in High Prairie

This chart illustrates the average monthly humidity levels in High Prairie, 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 High Prairie is approximately 74%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%91%87%78%73%73%81%79%74%80%84%92%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in High Prairie

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

Maximum UV Index Levels in High Prairie for September

The chart shows the monthly maximum UV Index (UVI) for High Prairie 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 High Prairie typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123577776311
Data source: High Prairie 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 High Prairie Compares to Other Months

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

This table compares monthly weather conditions in High Prairie, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-10°C (13°F)19 mm (0.8 inches)88%low
February Weather-13°C (9°F)26 mm (1.0 inches)91%low
March Weather-5°C (23°F)26 mm (1.0 inches)87%moderate
April Weather2°C (35°F)28 mm (1.1 inches)78%moderate
May Weather11°C (51°F)37 mm (1.5 inches)73%high
June Weather15°C (60°F)87 mm (3.4 inches)73%high
July Weather17°C (63°F)87 mm (3.4 inches)80%high
August Weather16°C (60°F)49 mm (1.9 inches)79%high
September Weather10°C (51°F)53 mm (2.1 inches)74%high
October Weather3°C (38°F)34 mm (1.3 inches)80%moderate
November Weather-5°C (23°F)40 mm (1.6 inches)84%low
December Weather-10°C (15°F)23 mm (0.9 inches)92%low

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