August Weather in Sault Ste. Marie, United States

Last updated: February 24, 2025

In Sault Ste. Marie, United States, August showcases a dynamic climate characterized by a maximum temperature peaking at 28°C (83°F) and a comfortable average of 19°C (66°F). However, the month also presents a cooler side, with temperatures dropping to a minimum of 6°C (44°F). Rainfall is notable, totaling 112 mm (4.4 in) across 11 days, contributing to a relatively high humidity level of 72%. As summer transitions to fall, residents and visitors can expect fluctuating weather patterns that blend warmth with occasional showers, making August a unique time to experience the natural beauty of this vibrant region.

August Temperature in Sault Ste. Marie

In August, Sault Ste. Marie, United States, experiences a warm embrace as the summer peaks, offering a delightful respite from the bitter cold of winter. With minimum temperatures hovering around 6°C (44°F) and averaging 19°C (66°F), locals and visitors alike can enjoy outdoor activities, with highs reaching a comfortable 28°C (83°F). This month marks a notable transition from the cooler patterns of earlier months, showcasing a significant rise in temperatures as the days grow longer and sunnier. The vibrant warmth and moderate humidity create an inviting atmosphere, making August a favored time for exploration and leisure in this charming locale.

August Weather in Sault Ste. Marie: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Sault Ste. Marie, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec161725365061676558473223
Data source: Temperature data for Sault Ste. Marie 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 Sault Ste. Marie

In August, Sault Ste. Marie, United States, experiences a significant precipitation total of 112 mm (4.4 in), closely following the wettest months of summer. With rainfall spread across 11 days, this marks a slight uptick compared to the preceding month, July, which saw only 74 mm (2.9 in) over just 7 days. The transition into fall is characterized by a notable consistency in rainfall, as August’s precipitation levels align closely with those of the subsequent month, September, hinting at a gradual shift in weather patterns. This summer to fall progression not only showcases the area's propensity for significant summer storms but also sets the stage for an increasingly wetter autumn.

August Precipitation Trends in Sault Ste. Marie

The chart displays monthly precipitation patterns in Sault Ste. Marie, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4663548875113741131141347867
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Sault Ste. Marie

In Sault Ste. Marie, United States, August sees a return to slightly elevated humidity levels, with an average of 72%. This marks a noticeable drop from the peak of 95% in January, reflecting the region's transition from the depths of winter to the warmer summer months. Following July's lowest recorded humidity of 69%, August's figures indicate a mild increase, suggesting a hint of moisture as summer begins to wane. The trend shows a gradual decline in humidity from the frosty winter months, peaking in the early year before stabilizing in the warmth of late summer. As the season shifts towards autumn, humidity levels gradually rise again, peaking closer to the 80% mark by September, creating a cycle of seasonal humidity that shapes the local climate.

August Average Humidity in Sault Ste. Marie

This chart illustrates the average monthly humidity levels in Sault Ste. Marie, 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.
JanFebMarAprMayJunJulAugSepOctNovDec95%94%89%87%74%72%69%72%77%85%88%93%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Sault Ste. Marie

In August, Sault Ste. Marie experiences a very high UV Index of 8, indicating that while the sun’s rays are intense, there's a slight reduction from the peak levels seen in June and July. With a burn time of just 15 minutes, it's essential for residents and visitors alike to take precautions and stay protected during outdoor activities. As summer transitions into fall, it's interesting to note how the UV Index gradually decreases—from a peak of 9 in July to 8 in August and further down to 7 in September. This trend reflects the shifting seasons and underscores the need for vigilance despite the waning summer sun. For more details on UV Index trends throughout the year, check out Sault Ste. Marie UV Index.

Maximum UV Index Levels in Sault Ste. Marie for August

The chart shows the monthly maximum UV Index (UVI) for Sault Ste. Marie 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.
JanFebMarAprMayJunJulAugSepOctNovDec245789987532
Data source: Sault Ste. Marie 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 Sault Ste. Marie

In Sault Ste. Marie, August shines as a vibrant peak of summer, boasting 320 hours of sunshine, just slightly less than the sun-drenched 347 hours in July. This welcoming warmth signals the height of outdoor activities, where residents and visitors alike relish the lingering daylight. Following the pattern of increasing sunlight hours from the cold depths of winter, where January languished with only 101 hours, August continues a trend of abundance that started in spring. As summer transitions into fall, September sees a notable decline to 258 hours, reminding us that the golden days of summer will soon be giving way to shorter, cooler months. The ebb and flow of sunshine throughout the year paint a picturesque backdrop for the Sault Ste. Marie community, embodying the spirit of seasonal change.

Monthly Sunshine Duration in Sault Ste. Marie: August Highlighted

The August sunshine duration represents the total number of hours Sault Ste. Marie 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.
JanFebMarAprMayJunJulAugSepOctNovDec101h148h232h239h305h326h347h320h258h185h123h104h
Data source: Sault Ste. Marie August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Sault Ste. Marie During August

When considering the likelihood of sunny weather in August in Sault Ste. Marie, it's noteworthy that the chance of sunshine stands at 49%. This positions August as a month of moderate sun exposure, slightly down from the peak of 57% in July, yet still surpassing earlier months such as April and June. As summer draws to a close, Sault Ste. Marie experiences a transition from the higher probabilities of early summer, with May and July showcasing promising sunny days, to a more variable September with a 46% chance of sunlight. Overall, August offers a pleasant blend of warm summer weather with a decent chance for sun, making it an ideal time to enjoy outdoor activities before the cooler autumn months set in.

Percentage of Sunny Days in August in Sault Ste. Marie

The chart illustrates the percentage of sunny days in Sault Ste. Marie 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 Sault Ste. Marie experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec18%22%41%32%51%41%57%49%46%31%28%16%
Data source: Sault Ste. Marie August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Sault Ste. Marie in August

In Sault Ste. Marie, United States, August marks a beautiful transition in daylight duration, offering 14 hours of sunlight. This month continues the peak of summer, following the indulgent 15-hour days of June and July. As the year progresses, daylight begins to gently wane, with August's brightness hinting at the shorter days to come in the fall. The steady decline from the longest days of summer down to the 12 hours of September mirrors nature's rhythmic ebb and flow, reminding us to savor these longer evenings while they last before the shorter winter days set in.

Average Daylight Hours in Sault Ste. Marie for August

The chart illustrates the variation in daylight duration in Sault Ste. Marie throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 2m10h 19m11h 57m13h 36m15h 1m15h 44m15h 21m14h 5m12h 29m10h 50m9h 22m8h 37m
Data source: Sault Ste. Marie daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Sault Ste. Marie

In Sault Ste. Marie, August brings a gentle breeze, with an average wind speed of 3.0 m/s (7 mph). This marks a slight rise from the summer months of June and July, which recorded lower wind figures at 3.1 m/s (7 mph) and 2.6 m/s (6 mph), respectively. As summer fades, the winds begin to pick up again heading into September, where speeds increase to 3.4 m/s (8 mph). Overall, the wind patterns reveal a dynamic seasonal flow, with distinct peaks in early winter and late autumn, contrasting the lighter summer air. This trend highlights how the region transitions from the warm, calm days of summer to a more invigorating breeze as the seasons change.

Average August Wind Speed in Sault Ste. Marie

The chart displays monthly wind speed patterns in Sault Ste. Marie, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.93.54.13.93.33.12.63.0 m/s3.42.93.44.2
Data source: Sault Ste. Marie August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Sault Ste. Marie Compares to Other Months

The weather in Sault Ste. Marie 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 Sault Ste. Marie and find detailed weather information for every month.

August and January present starkly contrasting weather conditions. In August, temperatures vary from a minimum of 6°C (44°F) to a maximum of 28°C (83°F), with an average of 19°C (66°F) and relatively high humidity at 72%. The month receives about 112 mm (4.4 in) of precipitation over approximately 11 days. In sharp contrast, January experiences extreme cold, with temperatures ranging from a chilling -34°C (-28°F) to a maximum of just 5°C (41°F), resulting in an average temperature of -9°C (17°F). The month sees significantly lower precipitation of 46 mm (1.8 in) across about 10 days, with humidity peaking at 95%. For more details on January conditions, check out Sault Ste. Marie weather in January.

The weather in August is noticeably milder compared to February, with temperatures ranging from a minimum of 6°C (44°F) to a maximum of 28°C (83°F), averaging around 19°C (66°F). Humidity levels are moderate at 72%, and while precipitation is frequent, with rain falling on 11 days throughout the month, it totals 112 mm (4.4 in). In stark contrast, February brings much harsher conditions, featuring frigid temperatures that can drop to as low as -27°C (-16°F) and only reach a peak of 7°C (45°F), averaging -8°C (17°F). Additionally, February experiences higher humidity at 94% and a total precipitation of 63 mm (2.5 in) over 12 days, which often falls as snow. For more detailed insights into February weather, visit Sault Ste. Marie weather in February.

The weather in August is significantly warmer than in March, with temperatures ranging from a minimum of 6°C (44°F) to a maximum of 28°C (83°F) compared to March's chilly range of -22°C (-8°F) to 12°C (53°F). While August enjoys an average temperature of 19°C (66°F) and experiences about 112 mm (4.4 in) of precipitation over 11 days, March has a much colder average of -4°C (26°F) and only 54 mm (2.1 in) of precipitation over 10 days. Additionally, March tends to have higher humidity at 89%, while August's humidity is slightly lower at 72%. For more detailed insights on the weather during this month, you can visit Sault Ste. Marie weather in March.

When comparing the weather in April and August, the differences are striking. April typically experiences chilly temperatures, with a minimum of -13°C (10°F) and an average of 2°C (37°F), while August boasts a much warmer climate, with temperatures ranging from a minimum of 6°C (44°F) to a maximum of 28°C (83°F). Precipitation is also notable in both months, but with slightly more wet days in April (14 days) compared to August (11 days), even though April receives less total rainfall (88 mm or 3.5 in) than August (112 mm or 4.4 in). Additionally, April's humidity is higher at 87%, compared to August's 72%. For a closer look at the specifics of April's weather, visit this link: Sault Ste. Marie weather in April.

When comparing the weather in August and May, August generally experiences warmer temperatures, with a range from 6°C (44°F) to a maximum of 28°C (83°F), while May sees temperatures from a chilly -3°C (27°F) to a comfortable 26°C (79°F). Precipitation is more frequent in August, with 112 mm (4.4 in) over 11 days, compared to May's 75 mm (2.9 in) over 9 days. Moreover, August has a higher average humidity of 72%, slightly above May's 74%, which creates a feeling of mugginess during the summer months. For more specific information about the weather in May, you can refer to Sault Ste. Marie weather in May.

When comparing the weather between June and August, both months exhibit similar precipitation levels, with August recording 112 mm and June slightly higher at 113 mm. However, temperature patterns show a distinct variation. June has an average temperature of 16°C (61°F), with a maximum of 29°C (85°F), while August boasts a higher average of 19°C (66°F), peaking at 28°C (83°F). Notably, the minimum temperatures in June are slightly cooler, averaging 3°C (38°F) compared to August's 6°C (44°F). Humidity remains consistent at 72% for both months. For a deeper look at the specific conditions in June, visit Sault Ste. Marie weather in June.

Comparing the weather in August and July, August tends to be slightly cooler with a minimum temperature of 6°C (44°F), while July's minimum reaches 9°C (49°F). Both months have the same average temperature of 19°C (66°F), but July slightly edges out with a maximum temperature of 30°C (87°F) compared to August's 28°C (83°F). In terms of precipitation, August experiences more rainfall at 112 mm (4.4 in) over 11 days, versus July's 74 mm (2.9 in) over just 7 days. Humidity is also marginally higher in August at 72%, compared to July's 69%. For a more detailed look at July weather, check out Sault Ste. Marie weather in July.

August and September display noticeable differences in weather conditions. In August, temperatures range from a minimum of 6°C (44°F) to a maximum of 28°C (83°F), with an average of 19°C (66°F). The month sees about 112 mm (4.4 in) of precipitation over 11 days and maintains a humidity level of 72%. Conversely, September presents cooler averages, with temperatures dipping to a minimum of 2°C (36°F) and an average of 14°C (58°F), while the maximum reaches 29°C (85°F). The rainfall increases slightly to 114 mm (4.5 in) over 13 days, accompanied by a higher humidity of 77%. For more details, check out Sault Ste. Marie weather in September.

August and October present contrasting weather patterns. In August, temperatures range from a mild 6°C (44°F) at night to a warm 28°C (83°F) during the day, with an average of 19°C (66°F). Precipitation is moderate, totaling 112 mm (4.4 in) over about 11 days, while humidity sits at 72%. In stark contrast, October sees much cooler temperatures, with nighttime lows dropping to -8°C (19°F) and daytime highs reaching just 23°C (73°F), averaging 8°C (47°F). Precipitation increases to 134 mm (5.3 in) across 16 days, accompanied by a higher humidity level of 85%. This significant shift in temperature and moisture creates a distinctly different atmosphere from what is experienced in August. For more details, you can refer to Sault Ste. Marie weather in October.

In comparing the weather of August and November, a stark contrast emerges. August experiences milder temperatures, with averages around 19°C (66°F) and highs reaching up to 28°C (83°F), accompanied by humidity levels of 72%. Despite being a summer month, August sees a significant amount of rainfall, totaling 112 mm (4.4 in) over approximately 11 days. In contrast, November brings much colder conditions, with average temperatures plunging to around 0°C (32°F) and minimums dropping as low as -20°C (-3°F). Precipitation is lower at 78 mm (3.1 in), yet it occurs over a slightly longer stretch of 15 days, along with a higher humidity level of 88%. For more details on the specific weather patterns during this month, you can visit Sault Ste. Marie weather in November.

August and December present stark contrasts in weather. August typically enjoys milder temperatures, with minimums around 6°C (44°F) and maximums reaching 28°C (83°F), along with a relatively high humidity level at 72%. Despite being a warmer month, August experiences significant rainfall, averaging 112 mm (4.4 in) over about 11 days. In contrast, December brings frigid temperatures, with minimums plummeting to -29°C (-20°F) and an average of -5°C (23°F). Precipitation is lower at 67 mm (2.7 in) but occurs over a greater number of days (14), coupled with much higher humidity at 92%. For a closer look at December weather patterns, you can check Sault Ste. Marie weather in December.

Compare Sault Ste. Marie's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Sault Ste. Marie

As August in Sault Ste. Marie unfolds, residents and visitors alike experience a delightful blend of warming days and balmy nights that stand out from the cooler months. While the summer heat can reach a peak of 28°C, the overall ambiance is moderated by higher humidity levels and occasional rain, evidenced by about 11 days of precipitation. With an average temperature hovering around a comfortable 19°C, August serves as a transitional month that encourages outdoor activities, making it a great time to explore the great outdoors. As the warm sun gradually gives way to the refreshing cool of autumn, it becomes clear why August is cherished in this vibrant region. For more insights into weather patterns, check out the comprehensive data at Sault Ste. Marie Climate.