weather in halifax, nova scotia in august
Weather in August in Halifax, Nova Scotia. 57.3Â°. The average temperature in Halifax, Nova Scotia in August is somewhat warm at 18.5 Â°C (65.3 Â°F). Afternoons can be fairly hot with average high temperatures reaching 23 Â°C (73.4 Â°F). Overnight temperatures are generally mild with an average low of 14 Â°C (57.2 Â°F). The mean daily temperature variation/ range in August is 9 Â°C (16.2 Â°F).