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August Weather in Yarmouth, Canada

Last updated: June 18, 2025

In Yarmouth, Canada, the average temperature in August hovers around 17°C (63°F), with a minimum of 13°C (55°F) and a pleasant maximum of 22°C (72°F). Expect 105 mm (4.2 in) of precipitation spread over 9 days. The air is quite humid, with an average humidity level of 85%, making it a moist and refreshing time of the year.

August Temperature in Yarmouth

In August in Yarmouth, the average temperature is 17°C (63°F), with maximums reaching 22°C (72°F) and minimums dropping to as low as 13°C (55°F). It's a pleasant time to visit, making it ideal for outdoor activities and exploring the sights comfortably.

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

The chart illustrates August temperature patterns in Yarmouth, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Yarmouth, August typically has an average temperature of 17°C (63°F), with highs reaching up to 22°C (72°F) and lows dropping to around 13°C (55°F).
JanFebMarAprMayJunJulAugSepOctNovDec333234414854606260544537
Data source: Temperature data for Yarmouth 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 Yarmouth

In Yarmouth in August, the precipitation amount is 105 mm (4.2 in) over the course of 9 days.

August Precipitation Trends in Yarmouth

The chart displays monthly precipitation patterns in Yarmouth, 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 Yarmouth, August typically receives around 105 mm (4.2 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec109137128139126119106106112133164171
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Yarmouth

In Yarmouth in August humidity is 85%. With an average temperature of 17°C (63°F), this humidity feels like a warm, enveloping blanket that clings to your skin, making outdoor activities a bit stifling and encouraging frequent breaks in shaded areas or air-conditioned spaces for travelers.

August Average Humidity in Yarmouth

This chart illustrates the average monthly humidity levels in Yarmouth, 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 Yarmouth is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%86%84%80%82%89%89%85%83%78%80%81%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Yarmouth

In Yarmouth in August, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Yarmouth.

Maximum UV Index Levels in Yarmouth for August

The chart shows the monthly maximum UV Index (UVI) for Yarmouth 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 Yarmouth typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2458910998532
Data source: Yarmouth 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 Yarmouth Compares to Other Months

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

This table compares monthly weather conditions in Yarmouth, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (33°F)109 mm (4.3 inches)85%low
February Weather0°C (32°F)137 mm (5.4 inches)86%moderate
March Weather1°C (34°F)128 mm (5.0 inches)84%moderate
April Weather5°C (41°F)139 mm (5.5 inches)80%very high
May Weather9°C (48°F)126 mm (5.0 inches)82%very high
June Weather12°C (55°F)119 mm (4.7 inches)89%very high
July Weather16°C (60°F)106 mm (4.2 inches)89%very high
August Weather17°C (63°F)105 mm (4.2 inches)85%very high
September Weather15°C (60°F)112 mm (4.4 inches)83%very high
October Weather12°C (55°F)133 mm (5.3 inches)78%moderate
November Weather7°C (46°F)164 mm (6.4 inches)80%moderate
December Weather3°C (37°F)171 mm (6.7 inches)81%low

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