August Weather in Marquette, United States

Last updated: February 24, 2025

In August, Marquette, United States, experiences a vibrant tapestry of weather characterized by warm temperatures and notable humidity. The maximum daily temperature can reach a balmy 31°C (88°F), while the average hovers around 18°C (65°F), providing a pleasant backdrop for outdoor activities. Nighttime brings a cooler breeze, with minimum temperatures dipping to 5°C (41°F). Despite this warmth, residents and visitors should prepare for precipitation, as rain graces the region on 13 days of the month, accumulating to about 108 mm (4.3 in). With an average humidity level of 71%, August in Marquette offers a blend of summer heat and refreshing rainfall, creating a unique and engaging climate experience.

August Temperature in Marquette

In August, Marquette experiences a delightful transition into the warmth of late summer, with temperatures typically ranging from a minimum of 5°C (41°F) to a maximum of 31°C (88°F). The average temperature reaches a comfortable 18°C (65°F), marking a significant increase from the cooler months preceding it. This month stands out as one of the warmest of the year, showcasing clear skies and vibrant outdoor activities. As the days grow longer and sunnier, residents and visitors delight in the lush landscapes, making August a peak time for enjoying the natural beauty this charming city has to offer. Just a slight dip in the evening temperatures serves as a gentle reminder that autumn awaits just around the corner.

August Weather in Marquette: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Marquette, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec181727364961686559463224
Data source: Temperature data for Marquette 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 Marquette

In August 2023, Marquette experienced a notable increase in precipitation, totaling 108 mm (4.3 in) over 13 days. This marks a peak in the annual rainfall, surpassing July's 83 mm and indicating a shift towards the wetter months of autumn. The consistent rise in precipitation since June, which recorded 105 mm, reflects the transition into a season characterized by heavier rainfall. The pattern of increased rainy days, coupled with the uptick in total precipitation, suggests that August serves as a bridge into the lush and vibrant fall season, setting the stage for the approaching autumnal shifts in both climate and landscape.

August Precipitation Trends in Marquette

The chart displays monthly precipitation patterns in Marquette, 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.
JanFebMarAprMayJunJulAugSepOctNovDec425955927510583109991206662
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Marquette

August in Marquette, United States, experiences a slight uptick in humidity, reaching 71%. This marks a small increase from July's 70%, suggesting that while summer begins to wane, it still carries a hint of lingering warmth and moisture. The trend throughout the year shows a gradual decline in humidity during the summer months, peaking in the winter with 92% in both January and February. As August transitions into September, humidity levels rise again to 74%, echoing the seasonal shifts characteristic of this Great Lakes region. The overall pattern highlights a seasonal rhythm, with higher moisture levels in winter and early spring, contrasting with a summer that offers slightly drier air, culminating in a gentle increase as autumn approaches.

August Average Humidity in Marquette

This chart illustrates the average monthly humidity levels in Marquette, 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.
JanFebMarAprMayJunJulAugSepOctNovDec92%92%88%86%78%74%70%71%74%81%86%90%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Marquette

In August, Marquette experiences a UV Index of 8, maintaining its status as a month with a very high exposure level. As summer approaches its end, sun safety becomes crucial, with a burn time of just 15 minutes recommended for unprotected skin. This trend of heightened UV exposure peaks in the summer months, with July and June also recording the same UV index. As the seasons transition towards fall, the UV Index gradually decreases, with September showing a drop to 7. Being mindful of sun exposure throughout these warmer months is essential to protect against the harmful effects of UV radiation. For more detailed information on Marquette's UV Index, visit Marquette UV Index.

Maximum UV Index Levels in Marquette for August

The chart shows the monthly maximum UV Index (UVI) for Marquette 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: Marquette 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 Marquette

August in Marquette shines brightly with 320 hours of glorious sunshine, marking a peak of summer warmth as the days slowly begin to wane. This month continues a trend established in the preceding summer months, notably July, which boasts the highest sun exposure at 363 hours. As the season transitions into fall, August’s sunshine still outshines the months that follow, such as September's 270 hours and October's 195 hours, indicating a gradual retreat of daylight. Overall, the sunny embrace in August perfectly encapsulates the essence of summer, fostering an atmosphere ripe for outdoor adventures amid the stunning backdrop of Lake Superior.

Monthly Sunshine Duration in Marquette: August Highlighted

The August sunshine duration represents the total number of hours Marquette 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.
JanFebMarAprMayJunJulAugSepOctNovDec92h156h223h231h308h343h363h320h270h195h134h108h
Data source: Marquette August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Marquette During August

In Marquette, August emerges as a promising month for sunshine, boasting a 59% chance of sunny weather. This marks a continuation of the upward trend established in the warmer months, particularly following July's peak at 62%. As summer progresses, residents and visitors alike can relish the increasing likelihood of clear skies, with May and June leading into July and August's sunny promise. Notably, this trend sharply contrasts with the gloomier winter months, underscoring how August offers a delightful escape from the cloudy, chilly days of the previous seasons. As summer reaches its zenith, the chance of sun in Marquette makes August an ideal time to soak up the outdoors.

Percentage of Sunny Days in August in Marquette

The chart illustrates the percentage of sunny days in Marquette 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 Marquette experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec24%27%37%34%48%46%62%59%49%34%34%17%
Data source: Marquette August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Marquette in August

As summer gradually transitions into autumn, August in Marquette, United States, features a daylight duration of 14 hours. This marks a slight decline from the peak of 15 hours seen during the summer months of June and July. The lengthening shadows signal the impending shift toward shorter days, with sunlight decreasing steadily as the year progresses. Following August, daylight drops to 12 hours in September, hinting at the swift approach of fall and the cozy evenings that await. This rhythmic dance of daylight not only highlights the changing seasons but also invites residents to make the most of the lingering summer evenings before the shadows of winter begin to loom.

Average Daylight Hours in Marquette for August

The chart illustrates the variation in daylight duration in Marquette 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 2m15h 45m15h 21m14h 5m12h 29m10h 50m9h 22m8h 37m
Data source: Marquette daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Marquette

In August, Marquette experiences a gentle breeze with an average wind speed of 3.4 m/s (8 mph), marking a slight uptick from the calm of July. The summer months tend to showcase the lowest wind speeds, with June and July feeling particularly still at 2.9 m/s (7 mph) and 2.8 m/s (6 mph), respectively. However, as the season shifts into late summer and early fall, wind speeds typically rise again, with September seeing an average of 3.9 m/s (9 mph). This trend reflects a broader pattern throughout the year, where winds generally intensify during the late fall and winter months, peaking in November and December at 4.7 m/s (11 mph) and 4.8 m/s (11 mph), respectively. Overall, the August winds evoke a tranquil warmth, signaling a gentle transition from the peak of summer into the crisp air of autumn.

Average August Wind Speed in Marquette

The chart displays monthly wind speed patterns in Marquette, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.74.14.63.83.62.92.83.4 m/s3.93.64.74.8
Data source: Marquette August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Marquette Compares to Other Months

The weather in Marquette 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 Marquette and find detailed weather information for every month.

August and January present starkly contrasting weather conditions. In August, temperatures range from a comfortable 5°C (41°F) at night to a warm maximum of 31°C (88°F), with an average of 18°C (65°F). The month experiences substantial rainfall, totaling 108 mm (4.3 in) over approximately 13 days, and humidity levels hover around 71%. In contrast, January brings frigid temperatures, with lows plummeting to -27°C (-16°F) and a chilly average of -8°C (18°F), reaching a max of just 6°C (42°F). Precipitation is much lower at 42 mm (1.7 in) over 9 days, but the humidity is higher at 92%. The differences highlight the extreme seasonal shifts, making August a vibrant and warm month, while January is characterized by deep winter cold. For more details, check out Marquette weather in January.

August and February present strikingly different weather conditions. In August, temperatures range from a mild 5°C (41°F) to a warm 31°C (88°F), with an average of 18°C (65°F). This month experiences considerable precipitation, totaling 108 mm (4.3 in) over approximately 13 days, with humidity hovering around 71%. In contrast, February features much colder temperatures, with a minimum of -26°C (-14°F) and a maximum of just 11°C (52°F), leading to an average of -8°C (17°F). Precipitation is lower in February, at 59 mm (2.3 in) over 11 days, but humidity is notably higher at 92%. For more details on February weather conditions, check out Marquette weather in February.

August and March depict strikingly contrasting weather patterns. In August, temperatures range from a mild 5°C (41°F) at night to a warm 31°C (88°F) during the day, with an average of 18°C (65°F). However, this warm month also brings significant precipitation, totaling 108 mm (4.3 in) over approximately 13 days, creating a humid environment with 71% humidity. In contrast, March presents a much colder climate, with nighttime temperatures plummeting to -23°C (-9°F) and daytime highs reaching only 15°C (60°F), averaging -3°C (27°F). The month sees less precipitation, totaling 55 mm (2.2 in) over 10 days, yet it boasts higher humidity levels at 88%. For a detailed look at March weather, you can refer to Marquette weather in March.

When comparing the weather in August and April, it’s clear that August is significantly warmer and more humid. In August, temperatures range from a minimum of 5°C (41°F) to a maximum of 31°C (88°F), with an average of 18°C (65°F). In contrast, April experiences much cooler temperatures, with minimums dropping to -12°C (11°F) and a maximum of 20°C (68°F), averaging just 2°C (36°F). Additionally, while both months receive notable precipitation, August has slightly more rain at 108 mm (4.3 in) over 13 days compared to April's 92 mm (3.6 in) across 11 days. The humidity also differs, with April being more humid at 86% compared to August's 71%. For more detailed information on April weather, check out Marquette weather in April.

When comparing the weather in August and May, it is clear that August typically offers warmer temperatures, with a minimum of 5°C (41°F) and an average high reaching up to 31°C (88°F), while May shows a cooler range with temperatures dipping as low as -4°C (26°F) and an average maximum of 28°C (82°F). In terms of precipitation, August experiences more rainfall, averaging 108 mm (4.3 in) over 13 days, compared to May’s 74 mm (2.9 in) over 10 days. Additionally, humidity levels are slightly lower in August at 71%, whereas May has a higher humidity level of 78%. For more detailed insights, you can check Marquette weather in May.

When comparing the weather in August and June, August generally offers warmer temperatures with an average of 18°C (65°F) compared to June's average of 16°C (61°F). Notably, August has a higher maximum temperature of 31°C (88°F), closely aligning with June's peak of 32°C (89°F). Precipitation levels are similar, with August receiving 108 mm (4.3 in) over 13 days and June slightly less at 105 mm (4.1 in) over 12 days. Humidity is also comparable, though slightly lower in August at 71% compared to June's 74%. For more detailed insights on June weather, visit Marquette weather in June.

When comparing the weather in August to that of July, we see notable differences in temperature and precipitation patterns. August enjoys a broader range of temperatures, with a minimum of 5°C (41°F) and a maximum of 31°C (88°F), resulting in an average of 18°C (65°F). In contrast, July tends to be slightly warmer, with a minimum of 8°C (47°F) and a maximum of 33°C (92°F), averaging 20°C (68°F). In terms of precipitation, August experiences more rain, totaling 108 mm (4.3 in) over 13 days, while July records 83 mm (3.3 in) over just 10 days. Despite the increased rain in August, humidity levels remain relatively comparable, with August at 71% and July at 70%. For a closer look at July weather specifics, visit Marquette weather in July.

August in Marquette features warmer daytime temperatures, with an average of 18°C (65°F) and highs reaching up to 31°C (88°F), making it one of the warmest months of the year. The humidity stands at a comfortable 71%, although the region experiences notable rainfall, with 108 mm (4.3 in) spread over 13 days. In contrast, September sees a drop in average temperature to 15°C (59°F), with lows reaching a chilly 2°C (35°F), while still maintaining the same maximum temperature of 31°C (88°F). Precipitation also decreases slightly to 99 mm (3.9 in) over 11 days, and humidity rises to 74%. For a more detailed look at September weather conditions, you can visit Marquette weather in September.

In August, the weather is generally warm and more humid, with temperatures ranging from a minimum of 5°C (41°F) to a maximum of 31°C (88°F), and an average of 18°C (65°F). This month sees about 108 mm (4.3 in) of precipitation over 13 days, making the summer feel quite lush. In contrast, October experiences a significant drop in temperatures, with a minimum of -7°C (20°F) and an average of 8°C (46°F), peaking at 25°C (78°F). With an average of 120 mm (4.7 in) of precipitation over 14 days and humidity levels rising to 81%, October comes to symbolize the transition into the colder months. For a detailed look at the weather specifics in October, you can visit Marquette weather in October.

August and November present strikingly different weather patterns. In August, temperatures range from a mild 5°C to a warm 31°C, with an average of 18°C, making it a season of warmth and relatively high humidity at 71%. Rainfall is significant, totaling 108 mm over approximately 13 days. In contrast, November introduces a chill, as temperatures drop, with a minimum of -13°C and an average of 0°C, peaking at just 22°C. Precipitation decreases to 66 mm, also over 13 days, but the humidity rises to 86%, contributing to a crisp, cold atmosphere. For more details on November's weather, you can check out Marquette weather in November.

August and December present strikingly contrasting weather conditions. In August, temperatures range from a mild 5°C (41°F) during the night to a warm 31°C (88°F) at its peak, with an average of about 18°C (65°F). The month sees significant precipitation of 108 mm (4.3 in) over 13 days and a humidity level of 71%, contributing to a summer atmosphere. On the other hand, December experiences much colder temperatures, with a minimum of -25°C (-12°F) and a maximum of 13°C (55°F), leading to an average of -4°C (24°F). While precipitation decreases to 62 mm (2.4 in) over 12 days, the humidity rises to 90%, creating a distinctly chilly environment. For more information on December weather specifics, you can check Marquette weather in December.

Compare Marquette's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Marquette

August in Marquette offers a delightful mix of summer warmth and the onset of autumnal hints, making it distinct from other months. With average temperatures reaching around 18°C (65°F) but peaking at a balmy 31°C (88°F), the month presents a perfect balance for outdoor activities. However, the 13 days of precipitation contribute to a 71% humidity level, giving a sense of lushness to the landscape. As summer starts to fade, August stands out as a vibrant transition period, inviting both locals and visitors to enjoy its unique climate. For more detailed insights, check out our page on Marquette Climate.