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August Weather in Amherst, Canada

Last updated: June 18, 2025

In August, the average temperature in Amherst, Canada hovers around 19°C (67°F), with minimums dipping to 6°C (43°F) and maximums reaching a warm 31°C (88°F). Expect about 78 mm (3.1 in) of precipitation spread over 9 days, and enjoy the lush atmosphere created by an average humidity of 85%.

August Temperature in Amherst

In August in Amherst, the average temperature is 19°C (67°F), with maximums reaching 31°C (88°F) and minimums dropping as low as 6°C (43°F). Overall, it's a great time to visit Amherst if you enjoy mild weather with warm days and cooler nights.

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

The chart illustrates August temperature patterns in Amherst, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Amherst, 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 6°C (43°F).
JanFebMarAprMayJunJulAugSepOctNovDec222329404959666759493727
Data source: Temperature data for Amherst 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 Amherst

In Amherst in August, the precipitation amount is 78 mm (3.1 in) over the course of 9 days.

August Precipitation Trends in Amherst

The chart displays monthly precipitation patterns in Amherst, 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 Amherst, August typically receives around 78 mm (3.1 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec861017894979478789880143105
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Amherst

In Amherst in August, humidity is 85%. With an average temperature of 19°C (67°F), this humidity feels like a warm, heavy blanket wrapping around you, making outdoor activities more exhausting and the air feel thick and stifling for traveling.

August Average Humidity in Amherst

This chart illustrates the average monthly humidity levels in Amherst, 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 Amherst is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%83%82%82%82%84%86%85%83%83%85%83%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Amherst

In Amherst 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 Amherst.

Maximum UV Index Levels in Amherst for August

The chart shows the monthly maximum UV Index (UVI) for Amherst 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 Amherst typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2457910987532
Data source: Amherst 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 Amherst Compares to Other Months

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

This table compares monthly weather conditions in Amherst, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-5°C (23°F)86 mm (3.4 inches)82%low
February Weather-5°C (24°F)101 mm (4.0 inches)83%moderate
March Weather-2°C (29°F)78 mm (3.1 inches)82%moderate
April Weather5°C (41°F)94 mm (3.7 inches)82%high
May Weather10°C (49°F)97 mm (3.8 inches)82%very high
June Weather15°C (60°F)94 mm (3.7 inches)84%very high
July Weather19°C (66°F)78 mm (3.1 inches)86%very high
August Weather19°C (67°F)78 mm (3.1 inches)85%very high
September Weather15°C (60°F)98 mm (3.9 inches)83%high
October Weather9°C (49°F)80 mm (3.2 inches)83%moderate
November Weather3°C (38°F)143 mm (5.6 inches)85%moderate
December Weather-3°C (28°F)105 mm (4.1 inches)83%low

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