August Weather in Niagara Falls, United States

Last updated: February 24, 2025

August in Niagara Falls, United States, offers a vibrant blend of summer warmth and occasional rain. With maximum temperatures reaching 30°C (86°F) and an average of 22°C (72°F), visitors can enjoy the beauty of the falls under mostly warm skies. However, the month also brings some precipitation, totaling 83 mm (3.3 in) over approximately 13 days, contributing to the lush surroundings. The humidity averages 72%, enhancing the feeling of summer while adding to the natural mist that makes Niagara Falls truly enchanting. Whether exploring the breathtaking views or indulging in the local attractions, August provides a perfect backdrop for unforgettable experiences.

August Temperature in Niagara Falls

In August, Niagara Falls basks in the warmth of summer, with temperatures ranging from a minimum of 13°C (56°F) to a pleasant maximum of 30°C (86°F). The average temperature hovers around 22°C (72°F), creating the perfect environment for both locals and tourists to enjoy the breathtaking beauty of the falls. This month stands out as one of the warmest of the year, building on the rising trends observed in June and July. As the summer peaks, visitors can indulge in various outdoor activities, making the most of the comfortable climate before the cooler autumn months set in. Overall, August offers a delightful climate that promotes adventure and exploration amidst the stunning natural wonder of Niagara Falls.

August Weather in Niagara Falls: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Niagara Falls, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec282935445666737265554134
Data source: Temperature data for Niagara Falls 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 Niagara Falls

In August, Niagara Falls experiences a moderate level of precipitation, averaging 83 mm (about 3.3 inches) over 13 days. This marks a slight decrease from the heavier rainfall of July, which saw 125 mm (4.9 in) across the same number of days. As summer transitions into fall, August tends to maintain relatively stable precipitation, often providing a refreshing contrast to the preceding month. Following this, September dips further with just 75 mm (3.0 in), showcasing a clear trend of decreasing rain as the region edges toward autumn. Overall, August serves as a bridge in the rainfall pattern, balancing the abundant summer showers with the leaner months ahead.

August Precipitation Trends in Niagara Falls

The chart displays monthly precipitation patterns in Niagara Falls, 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.
JanFebMarAprMayJunJulAugSepOctNovDec7782721161018112583751288791
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Niagara Falls

In August, Niagara Falls experiences a noticeable dip in humidity, averaging at a comfortable 72%. This marks a shift from the higher humidity levels of the earlier months, where January and February both peak at a clammy 91%. As summer progresses, humidity tends to decline steadily, dropping from 88% in March and April to 77% by July. The trend reflects a gradual transition towards the more humid fall months, with September rising to 76%. Overall, August serves as a sweet spot for visitors seeking to enjoy the region's natural beauty without the oppressive stickiness prevalent in the earlier winter and spring months.

August Average Humidity in Niagara Falls

This chart illustrates the average monthly humidity levels in Niagara Falls, with August's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how August's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec91%91%88%88%82%80%77%72%76%83%88%87%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Niagara Falls

In August, Niagara Falls experiences a high UV Index of 9, which falls within the very high exposure category, indicating that the risk of harm from unprotected skin and eyes is substantial. With a burn time of just 15 minutes, it's crucial for visitors to take precautions to protect themselves from excessive sun exposure. This trend of elevated UV levels begins in April and persists through July, with August maintaining a peak similar to the previous month. As summer continues, the UV Index then gradually declines into the fall, emphasizing the importance of sun safety during these warmer months. For more detailed information, check out the Niagara Falls UV Index.

Maximum UV Index Levels in Niagara Falls for August

The chart shows the monthly maximum UV Index (UVI) for Niagara Falls 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.
JanFebMarAprMayJunJulAugSepOctNovDec2458910997532
Data source: Niagara Falls 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.

August Sunshine in Niagara Falls

In August, Niagara Falls basks in the glow of 345 hours of sunshine, making it one of the sunniest months of the year. This peak follows a steady climb from 108 hours in January, where the days are still shrouded in winter's chill. As spring blossoms into summer, sunlight increases dramatically, reaching its high point in July with 348 hours. However, even August, though slightly lower, retains a dazzling brightness that draws visitors to witness the natural beauty of the Falls. As the season transitions into September, sunshine begins to taper off, highlighting the fleeting nature of summer and the impending crispness of autumn. This trend showcases the vibrant seasonal changes, where each month offers a unique experience under the sun in this stunning region.

Monthly Sunshine Duration in Niagara Falls: August Highlighted

The August sunshine duration represents the total number of hours Niagara Falls experiences direct sunlight during the month of August, excluding cloudy or obstructed periods. This chart compares the sunshine duration of August with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec108h151h232h240h292h341h348h345h304h206h157h115h
Data source: Niagara Falls August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Niagara Falls During August

August stands out as a bright spot in the annual weather pattern of Niagara Falls, boasting a 46% chance of sunny weather—the highest likelihood of the summer months. This increase marks a slight upward trend from July's 40%, indicating that visitors can expect more opportunities to bask in the sun's warm embrace. In fact, August's sunny prospects outshine those of both spring and the early parts of summer, reflecting a peak in favorable weather before the gradual decline begins in September and continues into the fall. As summer winds down, those seeking sunny skies will find August to be an optimal time to experience the natural beauty of this iconic destination.

Percentage of Sunny Days in August in Niagara Falls

The chart illustrates the percentage of sunny days in Niagara Falls throughout the year, with August highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Niagara Falls experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec14%24%45%40%45%44%40%47%43%29%37%23%
Data source: Niagara Falls August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Niagara Falls in August

In August, Niagara Falls enjoys a vibrant 13 hours of daylight, marking a gentle decline from the sunlit peak of 15 hours experienced in June and July. This gradual transition reflects the natural rhythm of the seasons, as summer begins to ebb into autumn. Following the long, sun-drenched days of late spring and high summer, August serves as a transitional month, inviting visitors to bask in the warm glow of lingering daylight while preparing for the cooler, shorter days ahead. As September approaches, the daylight duration starts to diminish, reminding us of nature's cyclical beauty and the fleeting moments of summer.

Average Daylight Hours in Niagara Falls for August

The chart illustrates the variation in daylight duration in Niagara Falls throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 25m10h 32m11h 57m13h 25m14h 39m15h 16m14h 56m13h 50m12h 26m10h 59m9h 42m9h 3m
Data source: Niagara Falls daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Niagara Falls

In August, the wind in Niagara Falls tends to be at its calmest, with an average speed of 3.1 m/s (7 mph), making it one of the more tranquil months of the year. Interestingly, this marks a decline from the busier summer months, particularly July, which also has a modest wind speed of 3.3 m/s (7 mph). After this gentle August, the winds pick up once again in September, returning to an average of 4.0 m/s (9 mph), hinting at the seasonal transitions ahead. Overall, the summer months showcase a trend of softer breezes, while autumn signals a gradual increase in wind speed, setting the stage for the blusterier days of late fall and winter.

Average August Wind Speed in Niagara Falls

The chart displays monthly wind speed patterns in Niagara Falls, with values for each month shown alongside August's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how August's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.04.64.83.93.54.33.33.1 m/s4.03.94.65.1
Data source: Niagara Falls August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Niagara Falls Compares to Other Months

The weather in Niagara Falls 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 Falls and find detailed weather information for every month.

August and January present stark contrasts in weather. August boasts mild temperatures with a minimum of 13°C (56°F), averaging around 22°C (72°F), and peaking at a comfortable 30°C (86°F). The month sees around 83 mm (3.3 in) of precipitation spread over 13 days, accompanied by a humidity level of 72%, creating a warm and slightly sticky atmosphere. In contrast, January experiences a much harsher climate, with minimum temperatures plunging to -19°C (-1°F) and average temperatures sitting at a frigid -2°C (28°F), reaching a maximum of only 14°C (58°F). The winter month also has similar precipitation levels at 77 mm (3.0 in) and 12 days of rainfall or snowfall, but the humidity is notably higher at 91%. For more insights into the winter weather, check out Niagara Falls weather in January.

When comparing the weather in August and February, the differences are striking. August boasts a mild climate with temperatures ranging from a minimum of 13°C (56°F) to a maximum of 30°C (86°F), creating a pleasant average of 22°C (72°F). In this month, there's a fair amount of precipitation, totaling 83 mm (3.3 in) over approximately 13 days, coupled with a humidity level of 72%. In contrast, February presents a starkly different scene, where temperatures drop significantly, ranging from a chilling minimum of -19°C (-3°F) to a maximum of only 16°C (61°F), averaging just -2°C (29°F). Despite having slightly less precipitation at 82 mm (3.2 in), it tends to rain or snow on 14 days, with humidity reaching a high of 91%. For those interested in understanding more about the winter climate, Niagara Falls weather in February provides further insights.

In August, temperatures in Niagara Falls typically range from a minimum of 13°C (56°F) to a maximum of 30°C (86°F), with an average temperature of 22°C (72°F). The month experiences around 83 mm (3.3 in) of precipitation over approximately 13 days, and humidity levels hover around 72%. In contrast, March brings much cooler weather, with temperatures fluctuating from a minimum of -15°C (5°F) to a maximum of 18°C (65°F), averaging just 2°C (35°F). Precipitation in March is slightly less, at 72 mm (2.8 in) over about 12 days, while humidity is higher at 88%. For more details on the weather conditions during this time, check Niagara Falls weather in March.

August and April present contrasting weather patterns. In August, temperatures are notably warmer, with averages around 22°C (72°F) and a maximum of 30°C (86°F), while April's temperatures are much cooler, with a maximum of 24°C (75°F) and an average of only 7°C (44°F). Precipitation levels in April are higher, at 116 mm (4.6 in) across 14 days, compared to August's 83 mm (3.3 in) over 13 days, but the humidity is slightly lower in August at 72% versus April's 88%. For a closer look at what to expect, check out Niagara Falls weather in April.

When comparing the weather in August and May, significant differences can be observed. August tends to be warmer with average temperatures around 22°C (72°F), peaking at a maximum of 30°C (86°F), while May experiences cooler averages of 13°C (56°F) with a max of 29°C (84°F). Additionally, May has a notably lower minimum temperature of 0°C (32°F), making it feel much chillier, especially at the beginning of the month.

In terms of precipitation, May sees slightly higher rainfall at 101 mm (4.0 in) compared to August's 83 mm (3.3 in), despite both months having precipitation on 13 days. Humidity levels are also similar, with May at 82% and August at 72%, suggesting that both months can feel quite muggy. For a closer look at May's conditions, you can check out Niagara Falls weather in May.

In comparing the weather between August and June, we see notable differences in temperature and humidity. August tends to be warmer, with average temperatures around 22°C (72°F) and a maximum of 30°C (86°F), whereas June has a slightly cooler average of 19°C (67°F) with the same maximum temperature. Additionally, June features lower humidity levels at 79%, compared to August's 72%. Precipitation levels are quite similar, with August receiving 83 mm over 13 days and June recording 81 mm over 10 days. To get a more detailed view of June's weather patterns, you can check out Niagara Falls weather in June.

In July, the weather tends to be warmer with average temperatures ranging from a minimum of 15°C (58°F) to a maximum of 32°C (90°F) and an average of 23°C (73°F). This month also experiences higher precipitation, totaling 125 mm (4.9 in) over 13 days, contributing to a humidity level of 77%. In contrast, August features slightly cooler temperatures, with a minimum of 13°C (56°F) and a maximum of 30°C (86°F), averaging 22°C (72°F). Precipitation decreases to 83 mm (3.3 in), still spread over 13 rainy days, resulting in a humidity of 72%. For a more detailed look at July weather, check out Niagara Falls weather in July.

The weather in August is generally warmer than in September, with average temperatures around 22°C (72°F) compared to September's 19°C (66°F). While both months experience similar maximum temperatures reaching up to 30°C (86°F), August has a higher minimum temperature of 13°C (56°F) compared to September's cooler 7°C (44°F). Precipitation levels are slightly higher in August at 83 mm (3.3 in) over 13 days, while September sees 75 mm (3.0 in) of rain spread over just 9 days. Humidity levels are also comparable, with August at 72% and September slightly higher at 76%. For more detailed weather insights, you can check Niagara Falls weather in September.

August and October present a significant contrast in weather patterns. In August, temperatures range from a comfortable minimum of 13°C (56°F) to a warm maximum of 30°C (86°F), with an average of 22°C (72°F). Despite the warmer temperatures, August experiences 83 mm (3.3 in) of precipitation over 13 days and humidity is relatively high at 72%. In stark contrast, October brings cooler temperatures, with a minimum of 2°C (36°F) and an average of 13°C (55°F), peaking at a maximum of 26°C (80°F). However, October is wetter, recording 128 mm (5.0 in) of precipitation over 16 days, with humidity rising slightly to 83%. For more detailed information, you can check Niagara Falls weather in October.

August and November present starkly different weather conditions. In August, temperatures range from a mild 13°C (56°F) at night to a warm 30°C (86°F) during the day, with an average of 22°C (72°F). The month experiences a moderate amount of precipitation at 83 mm (3.3 in) over 13 days and maintains a relatively comfortable humidity level of 72%. In contrast, November brings a significant drop in temperatures, with lows plunging to -9°C (16°F) and average highs around 5°C (42°F). Although precipitation slightly increases to 87 mm (3.4 in) over the same 13 days, the humidity rises to 88%, contributing to a much chillier and damp atmosphere. For more insights into the weather during this chilly month, check out Niagara Falls weather in November.

In August, the weather is warm and pleasant, with temperatures ranging from a minimum of 13°C (56°F) to a maximum of 30°C (86°F) and an average of 22°C (72°F). The humidity is relatively high at 72%, and while there's some rain, it typically occurs over about 13 days, resulting in a total precipitation of 83 mm (3.3 in). In contrast, December brings a stark change, with much colder temperatures that can drop to a minimum of -18°C (0°F) and an average temperature of just 1°C (34°F). Although the maximum temperature can reach 17°C (62°F), the increased humidity at 87% contributes to a much chillier feel. December also sees 15 days of precipitation, totaling 91 mm (3.6 in), making it a more damp and wintry month. For more detailed information, check out Niagara Falls weather in December.

Compare Niagara Falls's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Niagara Falls

In August, Niagara Falls showcases a vibrant summer atmosphere, marked by warmer temperatures and a higher humidity level that sets it apart from the cooler months. While you can enjoy the maximum warmth reaching up to 30°C, the average temperature comfortably hovers around 22°C, perfect for outdoor activities. However, with approximately 13 days of precipitation, visitors should be prepared for occasional rain showers. This combination of warmth and moisture creates a lush, lively environment, inviting exploration of the falls and surrounding attractions. To learn more about how August weather fits into the broader climate patterns of the area, check out Niagara Falls Climate.