Last updated: April 22, 2025
August in Halifax, Canada, offers a vibrant blend of summer warmth and refreshing breezes. With temperatures reaching a maximum of 30°C (86°F) and an average of 20°C (67°F), residents and visitors alike can enjoy outdoor activities in the sun. However, the month also brings its fair share of precipitation, with about 77 mm (3.0 in) over 10 days, contributing to humidity levels around 85%. This mix creates a unique coastal climate, perfect for exploring Halifax's beautiful landscapes and cultural sights, while also reminding us to be prepared for the occasional summer shower.
In August, Halifax experiences a delightful summer warmth, with temperatures providing a perfect balance for outdoor activities. The month starts with a comfortable minimum temperature of 9°C (48°F) and climbs to an inviting average of 20°C (67°F), peaking at a pleasant maximum of 30°C (86°F). This trend of increasing warmth marks a contrast to the frigid winter months, where January and February see temperatures plummet to as low as -20°C (-4°F). By August, the weather transforms into a vibrant atmosphere ideal for exploring the scenic coastal areas or enjoying local festivals. As the summer winds down, Halifax still basks in the afterglow of this warm month, making it a cherished time to visit.
In August, Halifax experiences a noticeable dip in precipitation, receiving an average of just 77 mm (3.0 in) over about 10 days. This marks the lowest monthly total of the year, following a pattern of gradual decrease from the wetter spring and early summer months, where rainfall often exceeds 90 mm. The summer months of June and July maintain relatively moderate precipitation levels, but by August, the city's rainfalls diminish, hinting at a transition towards the drier conditions of early fall. Despite this reduction, September sees a rise again, exemplifying Halifax's characteristic variability in weather patterns throughout the year.
Throughout the year, Halifax, Canada, experiences a relatively stable humidity level, with most months hovering around 82% to 86%. In August, humidity reaches a comfortable 85%, slightly lower than the peak of 86% in July. This trend reflects the city's coastal climate, where summer months tend to be the most humid, creating a lush and vibrant atmosphere. As the summer winds down into early fall, September sees a slight drop to 83%, showcasing a consistency that characterizes Halifax's maritime weather. Overall, the humidity levels indicate a pattern of mild fluctuations, fostering a balanced environment in the heart of summer.
In August in Halifax, Canada, the UV Index remains notably high at 8, placing it within the very high exposure category. This trend continues from the summer months of June and July, which reached their peak with a UV Index of 10 and 9, respectively. As the month progresses, locals and visitors alike should remain vigilant, as the burn time is a brisk 15 minutes—a sharp contrast to the more moderate indices seen earlier in the year. With UV levels transitioning downwards in September, it's crucial to protect your skin during the late summer sun while making the most of those warm, sunny days. For detailed information on UV levels throughout the year, visit Halifax UV Index.
UV Risk Categories
August in Halifax, Canada, shines as a highlight of the summer, boasting 325 hours of sunshine, making it one of the sunniest months of the year. This peak reflects a trend of increasing daylight that begins in late winter, with January starting at a modest 110 hours and gradually building to a glorious crescendo by summer. As the seasons transition, sunshine hours climb dramatically, with July hitting 317 hours, followed closely by August's brightness. Following this sun-drenched July and August, September sees a noticeable decline to 265 hours, signaling the shift towards autumn. Overall, this sunshine pattern illustrates how the warmth of summer envelops Halifax, inviting both residents and visitors to bask in its radiant glow before the shorter days of fall set in.
August in Halifax sees a moderate 32% chance of sunny weather, a slight uptick from the turbulent summer months of July at 24%. As the season progresses, this percentage hints at a gradual return to sunnier skies, reminiscent of the brighter days earlier in the year, particularly in March with a robust 50% chance. Following a generally cooler July, August offers a refreshing shift, marking an exciting transition into early fall, where the likelihood of sunshine improves further in September at 41%. As you plan your summer outings, keep in mind that while August may not boast the peak sun chances of spring, it still serves as a promising canvas for sunlit adventures in the vibrant city of Halifax.
In August, Halifax basks in approximately 13 hours of daylight, marking a gradual transition as summer begins to wane. This month showcases a slight decline from the peak 15 hours experienced in both June and July, but still offers plenty of time for outdoor activities and late evenings. As sunlight hours dip, the city prepares for the upcoming seasonal shift, with September bringing a further reduction to 12 hours. The data reveals a clear trend: the days are longest during the summer months, gradually shortening as fall approaches, creating a rhythmic ebb and flow of daylight that reflects the natural cycle of the year.
As summer draws to a close, August winds in Halifax exhibit a noticeable decline, with average wind speeds dipping to 3.1 m/s (7 mph). This marks a continuation of the seasonal trend, as winds have steadily decreased since their peak in April. The month of August stands out as the calmest, contrasting sharply with the brisker winds of the earlier months, where speeds averaged around 4.6 m/s (10 mph) in March and 4.7 m/s (11 mph) in April. Following August, a slight resurgence is seen in September, when the winds pick up again to 3.9 m/s (9 mph). This rhythmic fluctuation reflects the changing seasons, as Halifax's winds gracefully transition from the vibrant energy of summer to the crisp, invigorating breezes of autumn.
The weather in Halifax changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of August's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Halifax and find detailed weather information for every month.
In August, the weather is typically warm with temperatures ranging from a minimum of 9°C (48°F) to a maximum of 30°C (86°F), averaging around 20°C (67°F). Despite higher temperatures, the humidity is notably high at 85%, and the month sees about 77 mm (3.0 in) of precipitation over approximately 10 days. On the other hand, January presents a stark contrast with much colder temperatures, dipping as low as -18°C (0°F) and averaging -3°C (27°F), peaking at only 15°C (58°F). Precipitation is slightly higher at 97 mm (3.8 in), also spread over around 10 days, with humidity levels remaining relatively low at 82%. For more detailed information, you can check out Halifax weather in January.
August and February showcase stark contrasts in weather. August typically sees mild to warm temperatures ranging from a minimum of 9°C (48°F) to a maximum of 30°C (86°F), accompanied by an average of 20°C (67°F). With about 77 mm (3.0 in) of precipitation over approximately 10 days, humidity is notably high at 85%, creating a typically humid summer atmosphere. In comparison, February experiences much colder temperatures, with a minimum of -20°C (-4°F) and a maximum of 12°C (53°F), resulting in an average temperature of -3°C (27°F). Though February has a higher total precipitation of 122 mm (4.8 in) over 11 days, the cold climate contributes to a different kind of weather experience, with humidity at 83%. For more details, you can check the Halifax weather in February.
August and March present strikingly different weather in Halifax. August typically boasts a warmer climate, with temperatures ranging from a chilly 9°C (48°F) to a pleasant high of 30°C (86°F), accompanied by an average humidity of 85%. The month sees about 77 mm (3.0 in) of precipitation over 10 days. In contrast, March is much colder, with temperatures ranging from a frigid -18°C (0°F) to a maximum of only 16°C (61°F), while experiencing slightly higher precipitation levels at 103 mm (4.1 in) over 11 days and a humidity of 82%. For more detailed insights, check out Halifax weather in March.
When comparing the weather in August and April, there are notable differences in temperature and precipitation. August experiences milder temperatures, with a minimum of 9°C (48°F) and an average of 20°C (67°F), peaking at a maximum of 30°C (86°F). In contrast, April is much cooler, with temperatures ranging from a minimum of -7°C (19°F) to a maximum of 18°C (65°F), averaging only 5°C (41°F). Moreover, April sees higher precipitation, totaling 122 mm (4.8 in) over 13 days, compared to August's 77 mm (3.0 in) across 10 days, albeit with slightly lower humidity levels of 82% versus August's 85%. For more details on April's weather, check out Halifax weather in April.
When comparing the weather of August and May, one can observe notable differences in temperature and precipitation patterns. August boasts a much warmer climate, with average temperatures ranging from a minimum of 9°C (48°F) to a maximum of 30°C (86°F), compared to May, which experiences a cooler range with temperatures from -3°C (26°F) to 27°C (82°F). Despite August being warmer, it has slightly less precipitation at 77 mm (3.0 in) over about 10 days, while May sees 93 mm (3.7 in) spread over 13 days. Additionally, the humidity in August is higher at 85%, compared to May's 82%. For a closer look at the specifics, you can check Halifax weather in May.
In comparing the weather of August and June, August tends to be warmer, with average temperatures around 20°C (67°F) compared to June's average of 15°C (59°F). Both months experience maximum temperatures that can reach up to 30°C (86°F in August and 87°F in June), but June starts with a cooler minimum temperature of -1°C (30°F) versus August's milder minimum of 9°C (48°F). Precipitation levels are slightly higher in June, totaling 99 mm (3.9 in) over 11 days, compared to August's 77 mm (3.0 in) over 10 days; however, the humidity is quite similar, with August at 85% and June at 84%. For more detailed information on June weather, you can visit Halifax weather in June.
When comparing the weather between July and August, it’s evident that both months offer relatively mild temperatures, but with some notable differences. In July, temperatures range from a minimum of 10°C (50°F) to a maximum of 32°C (90°F), with an average temperature of 19°C (66°F). In contrast, August features slightly cooler temperatures, with a minimum of 9°C (48°F) and a maximum of 30°C (86°F), while the average temperature rises to 20°C (67°F).
While both months experience around 10 days of precipitation, July sees a higher total rainfall of 91 mm (3.6 in) compared to August's 77 mm (3.0 in). Humidity levels remain quite similar, with July at 86% and August at 85%. For those interested in July's specific weather patterns, you can find more information here: Halifax weather in July.
In August, the weather is generally warmer, with temperatures ranging from a minimum of 9°C (48°F) to a maximum of 30°C (86°F) and an average of 20°C (67°F). This month sees some precipitation, totaling 77 mm (3.0 in) over about 10 days and experiencing high humidity at 85%.
In contrast, September marks a transition to cooler conditions, with temperatures ranging from a low of 2°C (36°F) to a high of 28°C (83°F) and an average of 16°C (61°F). Precipitation increases slightly to 104 mm (4.1 in) over 8 days, with humidity slightly lower at 83%. For more details, you can check Halifax weather in September.
August and October present stark contrasts in weather conditions. In August, temperatures range from a minimum of 9°C (48°F) to a maximum of 30°C (86°F), with an average of 20°C (67°F). The month sees considerable humidity at 85% and experiences about 77 mm (3.0 in) of precipitation over 10 days. In contrast, October brings cooler temperatures, with a minimum of -2°C (28°F) and an average of 11°C (51°F), peaking at 23°C (73°F). While precipitation increases to 109 mm (4.3 in) across 9 days, humidity slightly decreases to 83%. For a more detailed look at October's conditions, check out Halifax weather in October.
In comparing the weather between August and November, it's clear that there is a significant shift as summer transitions to winter. August features milder temperatures with a minimum of 9°C (48°F) and an average high of 30°C (86°F), accompanied by relatively lower precipitation of 77 mm (3.0 in) over 10 days. In contrast, November brings a chillier atmosphere, with temperatures dipping to a minimum of -11°C (12°F) and an average of only 5°C (42°F), while experiencing a heavier rainfall of 149 mm (5.9 in) spread over 13 days. Despite both months sharing the same humidity level of 85%, the overall feel of November is decidedly more frigid and wetter. For a more detailed look at the weather patterns, check out Halifax weather in November.
August and December present contrasting weather patterns. In August, temperatures typically range from a mild 9°C (48°F) at night to a warm maximum of 30°C (86°F) during the day, accompanied by an average humidity of 85%. The month sees approximately 77 mm (3.0 in) of rainfall spread over 10 days. In stark contrast, December experiences much colder temperatures, with a minimum of -15°C (5°F) and an average of 0°C (32°F), peaking at 15°C (60°F). This month is wetter, with precipitation totaling 127 mm (5.0 in) over 12 days and a slightly lower humidity level of 83%. For more detailed information on what to expect, you can visit Halifax weather in December.
As summer peaks, August in Halifax showcases a delightful shift in weather, marked by warmer temperatures and increased humidity. With the average temperature climbing significantly, this month offers a vibrant contrast to the cooler, more temperate conditions experienced earlier in the year. Although occasional rain showers are common, they only add to the lush beauty of the landscape. The average humidity of 85% can create a muggy feel, but it also brings the season's rich, green scenery to life. For a deeper understanding of how August fits into the broader climate patterns of the region, check out Halifax Climate.