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August Weather in Lachute, Canada

Last updated: June 18, 2025

In Lachute, Canada, the average temperature in August is a pleasant 19°C (67°F). Expect temperatures to range from a minimum of 7°C (44°F) to a maximum of 31°C (88°F). During this month, you're likely to experience 117 mm (4.6 in) of precipitation spread over 14 days, with an average humidity level of 75%.

August Temperature in Lachute

In August in Lachute, the average temperature is 19°C (67°F), with maximums reaching up to 31°C (88°F) and minimums dipping as low as 7°C (44°F). It’s a great time to explore the diverse outdoor activities, so be sure to pack for both warm days and cool evenings.

August Weather in Lachute: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Lachute, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lachute, August typically has an average temperature of 19°C (67°F), with highs reaching up to 31°C (88°F) and lows dropping to around 7°C (44°F).
JanFebMarAprMayJunJulAugSepOctNovDec141726405564696759473120
Data source: Temperature data for Lachute 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 Lachute

In Lachute in August, the precipitation amount is 117 mm (4.6 in) spread over 14 days.

August Precipitation Trends in Lachute

The chart displays monthly precipitation patterns in Lachute, 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 Lachute, August typically receives around 117 mm (4.6 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec8894961211151161291179813711597
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Lachute

In Lachute in August humidity is 75%. With an average temperature of 19°C (67°F), this humidity feels like a warm embrace, making travel invigorating yet slightly sticky, as you navigate through the vibrant streets or scenic landscapes.

August Average Humidity in Lachute

This chart illustrates the average monthly humidity levels in Lachute, 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 Lachute 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 Lachute

In Lachute 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 Lachute.

Maximum UV Index Levels in Lachute for August

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

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

This table compares monthly weather conditions in Lachute, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-10°C (15°F)88 mm (3.5 inches)93%low
February Weather-8°C (17°F)93 mm (3.7 inches)92%moderate
March Weather-3°C (26°F)95 mm (3.8 inches)86%moderate
April Weather4°C (40°F)121 mm (4.8 inches)85%high
May Weather13°C (55°F)115 mm (4.5 inches)80%very high
June Weather18°C (64°F)116 mm (4.6 inches)74%very high
July Weather21°C (69°F)129 mm (5.1 inches)76%very high
August Weather19°C (67°F)117 mm (4.6 inches)75%very high
September Weather15°C (59°F)98 mm (3.8 inches)78%high
October Weather8°C (47°F)137 mm (5.4 inches)86%moderate
November Weather0°C (32°F)115 mm (4.5 inches)88%moderate
December Weather-7°C (20°F)97 mm (3.8 inches)89%low

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