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August Weather in Saint-Jerome, Canada

Last updated: June 18, 2025

In Saint-Jerome, Canada, the average temperature in August hovers around 20°C (68°F), with a comfortable range that varies from a minimum of 7°C (45°F) to a maximum of 31°C (89°F). Be prepared for some wet days, as 104 mm (4.1 in) of precipitation is expected over approximately 14 days. With an average humidity level of 75%, you'll feel the warmth and moisture in the air, making it a lively time to experience the locale!

August Temperature in Saint-Jerome

In August in Saint-Jerome, the average temperature is 20°C (68°F). Maximums can reach 31°C (89°F), and minimums can drop as low as 7°C (45°F). This makes it a great time for travelers to enjoy a mix of warm days and cool evenings while exploring the area's attractions.

August Weather in Saint-Jerome: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Saint-Jerome, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saint-Jerome, August typically has an average temperature of 20°C (68°F), with highs reaching up to 31°C (89°F) and lows dropping to around 7°C (45°F).
JanFebMarAprMayJunJulAugSepOctNovDec151827415565706860483221
Data source: Temperature data for Saint-Jerome 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.

August Precipitation in Saint-Jerome

In Saint-Jerome in August, the precipitation amount is 104 mm (4.1 in) distributed over a span of 14 days.

August Precipitation Trends in Saint-Jerome

The chart displays monthly precipitation patterns in Saint-Jerome, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Saint-Jerome, August typically receives around 104 mm (4.1 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec8589901211051061101048213011293
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Saint-Jerome

In Saint-Jerome in August, humidity is 75%. With an average temperature of 20°C (68°F), this humidity feels like a warm, muggy embrace that can leave travelers feeling sticky and exhausted.

August Average Humidity in Saint-Jerome

This chart illustrates the average monthly humidity levels in Saint-Jerome, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Saint-Jerome is approximately 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%92%86%85%80%74%76%75%78%86%89%89%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Saint-Jerome

In Saint-Jerome in August, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Saint-Jerome.

Maximum UV Index Levels in Saint-Jerome for August

The chart shows the monthly maximum UV Index (UVI) for Saint-Jerome in August, 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 August, the maximum UV index in Saint-Jerome typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec245799887532
Data source: Saint-Jerome August 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 August Weather in Saint-Jerome Compares to Other Months

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

This table compares monthly weather conditions in Saint-Jerome, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-9°C (15°F)85 mm (3.4 inches)93%low
February Weather-8°C (18°F)89 mm (3.5 inches)92%moderate
March Weather-3°C (27°F)90 mm (3.6 inches)86%moderate
April Weather5°C (41°F)121 mm (4.8 inches)85%high
May Weather13°C (56°F)105 mm (4.1 inches)80%very high
June Weather18°C (65°F)106 mm (4.2 inches)74%very high
July Weather21°C (71°F)110 mm (4.3 inches)76%very high
August Weather20°C (68°F)104 mm (4.1 inches)75%very high
September Weather15°C (60°F)82 mm (3.2 inches)78%high
October Weather9°C (48°F)129 mm (5.1 inches)86%moderate
November Weather0°C (33°F)112 mm (4.4 inches)88%moderate
December Weather-6°C (21°F)93 mm (3.7 inches)89%low

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