Last updated: April 22, 2025
August in Niagara-on-the-Lake, Canada, offers a delightful blend of warmth and humidity, with daytime temperatures peaking at a maximum of 29°C (84°F) and settling at a comfortable average of 22°C (73°F). Evenings bring a refreshing coolness, dropping to a minimum of 15°C (59°F). The month witnesses about 85 mm (3.3 in) of precipitation spread over 12 days, contributing to the lush landscapes that this charming town is renowned for. With humidity levels hovering around 72%, visitors can expect a vibrant summer ambiance, perfect for exploring the area's renowned vineyards and stunning views.
In August, Niagara-on-the-Lake experiences a delightful warmth, with temperatures ranging from a comfortable 15°C (59°F) at night to a peak of 29°C (84°F) during the day. The average temperature settles at 22°C (73°F), making it one of the warmest months of the year. This pleasant climate invites outdoor activities and leisurely strolls along the picturesque vineyards and lakeshores. As summer begins to wane, temperatures linger comfortably, leaving behind the chilly extremes of winter months that see lows plunging to -18°C (0°F) in January. Overall, August provides a balmy retreat, perfectly bridging the gap between the vibrant heat of summer and the cool embrace of early autumn.
In August, Niagara-on-the-Lake experiences a moderate precipitation level of 85 mm (3.3 in), falling within a harmonious trend of summer rains that have persisted since June. With 12 rainy days, the precipitation remains consistent, echoing the patterns seen in the preceding months, particularly in July, which recorded a heftier 115 mm (4.5 in). This continuity suggests a reliable summer pattern where occasional showers nourish the region, promoting lush landscapes and vibrant vineyards. As August wraps up, the transition into fall becomes evident, paving the way for October's anticipated spike in rainfall.
In August, humidity in Niagara-on-the-Lake dips to a comfortable 72%, marking the peak of summer's warmth and providing a welcome relief from the intense muggy conditions of earlier months. This gradual decrease from 91% in January and February to the lower range of the season illustrates a steady transition towards drier air as the year progresses. Following this August low, humidity begins to creep back up in September, reaching 76%, a reminder that fall is just around the corner. Overall, the trend showcases a significant fluctuation in humidity throughout the year, with the summer months demonstrating a noticeable easing compared to the damp chill of winter.
In August, Niagara-on-the-Lake experiences a high UV Index of 9, indicating very high sun exposure risk with a burn time of just 15 minutes. This trend is consistent with the preceding months of June and July, which saw similar UV levels and burn times. As summer peaks, residents and visitors alike should take precautions to protect their skin, much like in May when the UV Index also reached a 9. Interestingly, as the year progresses into September, we notice a decline in UV intensity to a 7, accompanied by a longer burn time of 25 minutes. For more insights into UV trends throughout the year, check the detailed Niagara-on-the-Lake UV Index.
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In August, Niagara-on-the-Lake basks in the warm embrace of 345 hours of sunshine, making it one of the sunniest months of the year. This slight dip from July's peak of 348 hours doesn't diminish the vibrant atmosphere of summer, as visitors enjoy outdoor activities amidst beautiful landscapes. The trend of increasing sunlight from the crisp 108 hours of January builds momentum through spring and summer, reaching its zenith in these sun-drenched months. As summer begins to wane into autumn, August still offers a delightful taste of sunshine, inviting both residents and travelers to savor the last moments of the season before the 304 hours of September usher in a gentle transition toward cooler weather.
In Niagara-on-the-Lake, August stands out as a month where the chance of sunny weather reaches 49%, making it one of the sunniest times of the year. This marks a noticeable increase compared to the preceding months, such as July's 42% and June's 44%. As summer peaks, residents and visitors alike can enjoy significantly more bright days, enhancing outdoor activities and vineyard visits. The trend leading into August showcases a gradual rise in sunshine from earlier in the year, offering a welcome boost after the chill of winter months where the chance of sunshine is often below 30%. As September rolls in, the likelihood dips slightly but remains robust, reflecting the region's delightful summer weather.
In August, Niagara-on-the-Lake enjoys approximately 13 hours of daylight, marking a subtle decline from the sun-drenched days of July, which boasts 14 hours. As summer reaches its zenith, the warmth and long evenings begin to gently taper off, setting the stage for the transition into autumn. This pattern of daylight duration showcases a gradual ebb, starting from the longer days of June with 15 hours and steadily waning as the year progresses, with September bringing a further reduction to 12 hours. The month of August strikes a perfect balance, offering late-night sunsets and ample time for outdoor activities, while hinting at the approaching change of seasons.
In August, the charming town of Niagara-on-the-Lake experiences its calmest winds of the year, with an average wind speed of 3.5 m/s (8 mph). This gentle breeze creates a serene atmosphere, perfect for leisurely strolls and outdoor dining. As the summer progresses, the winds tend to taper off, reaching their lowest point in August after peaking earlier in the year. From the brisk 5.4 m/s (12 mph) in March and November to the subdued summer breezes, these fluctuations capture the essence of seasonal change. With September bringing a slight increase to 4.6 m/s (10 mph), the transition into fall begins, yet August remains a time of tranquility, encouraging residents and visitors alike to savor the beautiful landscapes and warm evenings.
The weather in Niagara-on-the-Lake 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 Niagara-on-the-Lake and find detailed weather information for every month.
When comparing the weather in August and January, a stark contrast emerges. August features milder temperatures with a minimum of 15°C (59°F) and an average of 22°C (73°F), peaking at a maximum of 29°C (84°F). This summer month also sees about 85 mm (3.3 in) of precipitation over roughly 12 days, accompanied by a humidity level of 72%. In contrast, January experiences frigid conditions, with temperatures plummeting to a minimum of -18°C (0°F) and averaging -2°C (29°F), while reaching a maximum of 13°C (55°F). Precipitation in January is slightly lower at 78 mm (3.1 in), also spread over 12 days, yet the humidity rises to a chilly 91%. For a closer look at the cold conditions, check Niagara-on-the-Lake weather in January.
August and February present starkly contrasting weather patterns. In August, temperatures range from a mild 15°C (59°F) at night to a pleasantly warm 29°C (84°F) during the day, accompanied by an average humidity of 72%. The month sees moderate precipitation of 85 mm (3.3 in) over approximately 12 days. In contrast, February experiences frigid temperatures, with lows plummeting to -18°C (-1°F) and highs peaking at just 14°C (58°F). The humidity is higher at 91%, and precipitation is slightly more frequent, totaling 87 mm (3.4 in) over about 14 days. For those interested in exploring more details, check out Niagara-on-the-Lake weather in February.
In comparing the weather between August and March, a stark contrast emerges. August typically enjoys milder temperatures, ranging from a minimum of 15°C (59°F) to a maximum of 29°C (84°F), with an average of 22°C (73°F). The month sees around 85 mm (3.3 in) of precipitation across approximately 12 days, accompanied by a humidity level of 72%. In contrast, March presents a much colder climate, with temperatures varying from a chilly minimum of -12°C (11°F) to a more moderate maximum of 15°C (60°F), averaging just 2°C (35°F). The precipitation in March is slightly lower at 71 mm (2.8 in) over 11 days, albeit with higher humidity at 88%. For those interested in more details, you can check out Niagara-on-the-Lake weather in March.
When comparing the weather between April and August, it's clear that August is significantly warmer and more comfortable. In August, temperatures range from a mild 15°C (59°F) to a pleasant 29°C (84°F), with an average of 22°C (73°F). In contrast, April experiences much cooler conditions, with temperatures ranging from a chilly -3°C (28°F) to a maximum of 17°C (63°F), and an average of just 6°C (43°F). While both months see some precipitation, April has slightly more, with 118 mm (4.6 in) over 13 days compared to August's 85 mm (3.3 in) over 12 days. Additionally, the humidity levels are higher in April at 88% compared to August's 72%. For more detailed information about April's weather in this region, you can visit Niagara-on-the-Lake weather in April.
When comparing the weather of August and May, notable differences emerge in temperature and precipitation patterns. August typically enjoys milder conditions with minimum temperatures around 15°C (59°F) and an average of 22°C (73°F), peaking at a pleasant maximum of 29°C (84°F). In contrast, May starts off cooler, with minimum temperatures as low as 1°C (33°F) and an average of just 11°C (53°F), although it can reach a maximum of 23°C (74°F). While August features a moderate precipitation level of 85 mm (3.3 in) over 12 days and a humidity level of 72%, May experiences slightly higher rainfall at 99 mm (3.9 in) across 13 days, coupled with a higher humidity level of 82%. For a closer look at May's weather specifics, you can check out Niagara-on-the-Lake weather in May.
When comparing the weather in August and June, August tends to be warmer and more humid. In August, temperatures range from a minimum of 15°C (59°F) to a maximum of 29°C (84°F), with an average of 22°C (73°F). This month experiences slightly higher precipitation at 85 mm (3.3 in) over about 12 days, resulting in a humidity level of 72%. In contrast, June has cooler temperatures, with a minimum of 8°C (47°F) and a maximum of 27°C (80°F), averaging 18°C (64°F). Rainfall in June is similar, at 81 mm (3.2 in), but occurs over only 10 days, leading to a slightly higher humidity level of 79%. For more detailed insights, you can check Niagara-on-the-Lake weather in June.
In comparing the weather of August and July, both months exhibit warm temperatures, but with slight variations. August sees a minimal average temperature of 22°C (73°F), slightly cooler than July's average of 23°C (73°F). Maximum temperatures remain consistent at 29°C (84°F) for both months. However, August experiences less precipitation at 85 mm (3.3 in) over 12 days, compared to July's 115 mm (4.5 in) across 13 days. Additionally, August's humidity is a bit lower at 72%, compared to 77% in July. This indicates that while the temperatures are similar, August may provide a drier and slightly more comfortable atmosphere. For more details on July weather, check out Niagara-on-the-Lake weather in July.
August tends to be warmer than September, with average temperatures peaking at 22°C (73°F) compared to September's average of 19°C (66°F). Both months experience similar maximum temperatures, reaching 29°C (84°F) and 29°C (85°F) respectively; however, August starts on a warmer note, with a minimum temperature of 15°C (59°F) versus September's cooler minimum of 9°C (48°F). In terms of precipitation, August receives slightly more rain at 85 mm (3.3 in) over 12 days, while September has 73 mm (2.9 in) over just 9 days, reflecting a drier pattern as the seasons transition. Humidity also increases slightly in September, averaging 76% compared to August's 72%. For a more detailed look at September weather, check out Niagara-on-the-Lake weather in September.
In August, the weather tends to be warm with minimum temperatures around 15°C (59°F) and average highs reaching 29°C (84°F). The month experiences relatively high humidity at 72% and sees about 85 mm (3.3 in) of precipitation over 12 days. In contrast, October brings a noticeable chill, with minimum temperatures dropping to 3°C (38°F) and an average temperature of 13°C (56°F), even though it can still peak at 25°C (78°F) during the warmer days. This month experiences increased precipitation, totaling 128 mm (5.0 in) over 16 days, along with higher humidity at 83%. For more details on October weather in this region, check out Niagara-on-the-Lake weather in October.
August and November offer strikingly different weather experiences. In August, the temperatures are generally warmer, with an average of 22°C (73°F) and highs reaching up to 29°C (84°F). This month tends to be more humid, with humidity levels around 72% and moderate rainfall of 85 mm (3.3 in) spread over 12 days. Conversely, November brings much cooler temperatures, with an average of just 6°C (42°F) and lows dipping as low as -8°C (18°F). Although it also sees about 89 mm (3.5 in) of precipitation over the same number of days, November's higher humidity rate of 88% can make the chill feel even more pronounced. For more details on the weather patterns during this time, check out Niagara-on-the-Lake weather in November.
August and December offer strikingly different weather conditions. In August, temperatures are mild to warm, ranging from a minimum of 15°C (59°F) to a maximum of 29°C (84°F), with an average of 22°C (73°F). It experiences a relatively moderate precipitation of 85 mm (3.3 in) over about 12 days and a humidity level of 72%. In contrast, December brings much colder weather, with temperatures plummeting to as low as -16°C (4°F) and averaging just 1°C (35°F), peaking at 15°C (60°F). The month also sees increased precipitation with 90 mm (3.5 in) over 15 days and higher humidity at 87%. For more detailed insights, check Niagara-on-the-Lake weather in December.
As summer draws to a close, August in Niagara-on-the-Lake presents a delightful blend of warmth and occasional rainfall, standing out from the milder months that precede it. The temperatures peak, offering a refreshing warmth during the day while still offering cooler evenings, making it a fantastic time for outdoor activities and exploring the charming streets of this picturesque town. However, with humidity levels reaching around 72%, you might experience a few cozy, rain-filled days—averaging twelve in total—adding a touch of ambiance to your summer adventures. For a deeper dive into the weather patterns that shape this scenic destination throughout the year, visit Niagara-on-the-Lake Climate.