August Weather in Notre Dame, United States

Last updated: February 24, 2025

In August, Notre Dame experiences a vibrant summer climate characterized by maximum temperatures reaching 33°C (92°F) and an average temperature of 22°C (73°F), making it an ideal month for outdoor activities. However, the weather can be unpredictable, with precipitation totaling 109 mm (4.3 in) over approximately 12 days, contributing to a humidity level of 79% that enhances the lush surroundings. Visitors and residents alike should prepare for both warm sunny days and the occasional refreshing rain, ensuring a fulfilling experience amid the unique charm of this picturesque locale.

August Temperature in Notre Dame

In August, Notre Dame experiences a warm embrace with temperatures that reflect the height of summer. The average temperature sits comfortably at 22°C (73°F), providing a perfect backdrop for outdoor activities. Mornings start with a mild minimum of 9°C (49°F), ensuring a pleasant start to the day, while midday peaks can reach a sizzling 33°C (92°F). This month marks a gradual transition from the hotter days of July, where temperatures peaked at 34°C (93°F), yet remains warmer compared to the upcoming autumn months, where a notable decline in temperature begins. The overall trend shows a shift from the biting cold of winter to the cozy warmth of late summer, making August a delightful time to enjoy the vibrant campus life and the beauty of the surrounding area.

August Weather in Notre Dame: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Notre Dame, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec272939486172757267554034
Data source: Temperature data for Notre Dame generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in Notre Dame

August in Notre Dame sees a moderate rainfall of 109 mm (4.3 in), marking a slight decrease from the wetter months of late spring and early summer. With 12 days of precipitation, the month maintains a consistent wetness that has characterized the summer season. This trend of rainfall is complemented by the preceding months; for instance, May leads the charge with a hefty 161 mm (6.3 in), while June and July follow closely behind. As summer transitions into autumn, August serves as a bridge, tapering off from earlier peaks yet still contributing significantly to the year’s total precipitation. This pattern sets the stage for the drier September, where average rainfall declines to 79 mm (3.1 in), highlighting the shift in seasonal weather dynamics.

August Precipitation Trends in Notre Dame

The chart displays monthly precipitation patterns in Notre Dame, 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.
JanFebMarAprMayJunJulAugSepOctNovDec737597106161139117109791367562
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Notre Dame

In August, Notre Dame experiences a slight dip in humidity, averaging around 79%. This marks a transition from the warmer, more humid months of summer, where humidity typically hovers above 80% from May to July. Interestingly, as the year progresses into the fall, humidity begins to decrease further, with September recording 78%. On the other hand, the months leading into winter—namely November and December—witness a notable increase, peaking at 89% in November. Overall, while August signifies a relative reduction in humidity, it also serves as a precursor to the shifting atmospheric patterns that characterize the latter part of the year in Notre Dame.

August Average Humidity in Notre Dame

This chart illustrates the average monthly humidity levels in Notre Dame, 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.
JanFebMarAprMayJunJulAugSepOctNovDec85%85%86%87%81%82%81%79%78%81%89%86%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Notre Dame

August in Notre Dame brings a very high UV Index of 9, making it essential for residents and visitors to stay vigilant under the summer sun. The burn time is set at just 15 minutes, highlighting the need for adequate sun protection during outdoor activities. As summer peaks, the UV levels remain high, mirroring the previous month of July with a UV Index of 10. This trend of elevated UV exposure continues from June, indicating that late summer is a critical period for sun safety. As the season transitions to September, the UV Index slightly declines to 8, yet remains in the very high category. For more details on how to stay safe under the sun, visit Notre Dame UV Index.

Maximum UV Index Levels in Notre Dame for August

The chart shows the monthly maximum UV Index (UVI) for Notre Dame 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.
JanFebMarAprMayJunJulAugSepOctNovDec35699101098643
Data source: Notre Dame 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 Notre Dame

As August rolls into Notre Dame, the city basks in 338 hours of sunshine, showcasing a beautiful continuation from July's peak of 358 hours. This warm summer month maintains a robust level of sunlight, despite a slight dip, and reflects a trend of increasing brightness that began in the early spring. After languishing through the winter months with only 109 hours in January, Notre Dame's sunlit hours surge dramatically, peaking in mid-summer. This gradual ascent culminates in a vibrant summer season, inviting residents and visitors alike to enjoy outdoor activities while the days remain long and bright. As September approaches, the sunshine begins to retreat, yet the lingering warmth of August's rays serves as a reminder of the sun-drenched days that define this lively Midwest town.

Monthly Sunshine Duration in Notre Dame: August Highlighted

The August sunshine duration represents the total number of hours Notre Dame 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.
JanFebMarAprMayJunJulAugSepOctNovDec109h167h234h247h290h333h358h338h290h226h176h163h
Data source: Notre Dame August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Notre Dame During August

In Notre Dame, the likelihood of enjoying sunny weather in August stands at an encouraging 46%, making it one of the more favorable months for sunshine throughout the year. This trend follows a gradual increase from the relatively lower percentages in the winter months, like just 21% in January and 25% in February, as we move towards summer. After peaking in September at 55%, August offers a pleasant balance of warmth and ample sunshine, with only slight fluctuations from the summer months of July and June, where the chances hover around 44% and 41% respectively. As the weather begins to transition into fall, these statistics reflect a vibrant period ideal for outdoor activities in Notre Dame.

Percentage of Sunny Days in August in Notre Dame

The chart illustrates the percentage of sunny days in Notre Dame 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 Notre Dame experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec21%25%48%42%35%41%44%46%56%31%35%28%
Data source: Notre Dame August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Notre Dame in August

In Notre Dame, United States, the daylight duration experiences a dynamic shift throughout the year. Starting in the depths of winter, January offers only 9 hours of daylight, gradually increasing to 15 hours by June, as the summer sun reigns supreme. July sees a slight decline to 14 hours, yet August maintains a robust 13 hours of daylight, ensuring ample sunshine for outdoor activities. As summer fades into fall, September witnesses a gentle tapering to 12 hours, before the days continue to shorten, dropping back to 11 hours in October. The cycle wraps up with the return to shorter days in November and December, each providing just 9 hours of daylight. This rhythmic pattern not only highlights the seasonal changes but also invites residents to revel in the lengthier days of summer before transitioning into the cozy embrace of autumn.

Average Daylight Hours in Notre Dame for August

The chart illustrates the variation in daylight duration in Notre Dame throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 31m10h 36m11h 58m13h 22m14h 33m15h 8m14h 48m13h 45m12h 25m11h 1m9h 48m9h 11m
Data source: Notre Dame daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Notre Dame

As summer winds down in Notre Dame, August brings a gentle whisper in the form of 2.5 m/s (6 mph) winds, marking the year's calmest month. This decline follows a gradual decrease from July's 2.8 m/s, creating a tranquil atmosphere perfect for reflection. Interestingly, the lighter breezes of August stand in contrast to the slightly stronger winds of spring and fall, with March experiencing a brisk 4.1 m/s (9 mph) and November returning to robust 4.0 m/s (9 mph). This trend reveals a noteworthy shift: as warmer months approach their end, wind speeds often drop, inviting the serenity of late summer evenings while hinting at the invigorating gusts of autumn on the horizon.

Average August Wind Speed in Notre Dame

The chart displays monthly wind speed patterns in Notre Dame, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.33.74.13.53.43.22.82.5 m/s3.53.44.04.0
Data source: Notre Dame August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Notre Dame Compares to Other Months

The weather in Notre Dame 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 Notre Dame and find detailed weather information for every month.

August and January present strikingly contrasting weather conditions. August boasts a warm average temperature of 22°C (73°F), with highs reaching up to 33°C (92°F), while January experiences a frigid average of -3°C (28°F), with daytime highs only reaching 17°C (63°F). Precipitation in August is more frequent, occurring on 12 days and totaling 109 mm (4.3 in), compared to January's 11 days of precipitation amounting to 73 mm (2.9 in). Additionally, August's humidity is notably lower at 79%, compared to January's higher humidity level of 85%. For more specific details about conditions during January, you can check Notre Dame weather in January.

August and February present a stark contrast in weather patterns. August typically experiences milder temperatures, ranging from a minimum of 9°C (49°F) to a maximum of 33°C (92°F), with an average temperature of 22°C (73°F). This month sees considerable precipitation, with 109 mm (4.3 in) over approximately 12 days, accompanied by a high humidity level of 79%. In contrast, February is marked by much colder conditions. The temperatures plummet, with a minimum of -28°C (-18°F) and a maximum of 19°C (67°F), resulting in an average of -2°C (29°F). Although February receives less precipitation at 75 mm (2.9 in), it maintains a similar frequency of rainy days (12), while the humidity rises slightly to 85%. For more detailed insights into February weather, check out Notre Dame weather in February.

In August, the weather at Notre Dame is warm, with average temperatures around 22°C (73°F) and highs reaching up to 33°C (92°F). The month experiences significant humidity at 79% and receives approximately 109 mm (4.3 in) of precipitation over 12 days. In contrast, March presents a much cooler climate, with a stark temperature range that includes a minimum of -14°C (7°F) and an average of just 4°C (39°F), while highs can still reach 25°C (78°F). Although March sees slightly less precipitation at 97 mm (3.8 in) over the same number of days, it boasts a higher humidity level at 86%. For more details on March weather conditions, visit Notre Dame weather in March.

When comparing the weather in April and August, it's clear that the two months exhibit striking differences. August boasts a warmer climate, with average temperatures reaching 22°C (73°F) and highs of up to 33°C (92°F), while April's average temperature is significantly cooler at just 9°C (48°F), with a maximum of 28°C (83°F). Both months experience similar levels of precipitation; August receives 109 mm (4.3 in) over 12 days, whereas April sees 106 mm (4.2 in) across 14 days. Humidity levels in August stand at 79%, slightly lower than April's higher humidity of 87%. For more details on the specific climate conditions in April, you can check Notre Dame weather in April.

When comparing the weather in May and August, significant differences emerge. May tends to start off cool, with temperatures ranging from a chilly -2°C (29°F) at night to a warm maximum of 35°C (94°F) during the day, while averaging around 16°C (61°F). This month also experiences higher precipitation, with 161 mm (6.3 in) over 15 days, contributing to a humidity level of 81%. In contrast, August features milder nights with a minimum of 9°C (49°F) and an average temperature of 22°C (73°F), peaking at a comfortable 33°C (92°F). Although August has less precipitation at 109 mm (4.3 in) across 12 days, it remains humid at 79%. For a detailed look at the weather specifics, check out Notre Dame weather in May.

When comparing the weather in August and June, both months exhibit similar average temperatures, hovering around 22°C (72°F). However, June shows slightly higher maximum temperatures, reaching up to 35°C (95°F) compared to August's 33°C (92°F). Precipitation levels in June are also higher, with 139 mm (5.5 in) over 13 days, whereas August sees 109 mm (4.3 in) over 12 days. Additionally, humidity levels are marginally higher in June at 82% compared to 79% in August. For a detailed look at June weather specifics, check out Notre Dame weather in June.

In comparing the weather patterns of July and August, July tends to be slightly warmer, with an average temperature of 24°C (75°F) and a maximum of 34°C (93°F), compared to August's average of 22°C (73°F) and maximum of 33°C (92°F). While both months experience a similar number of precipitation days at 12, July has a slightly higher rainfall total of 117 mm (4.6 in) versus August's 109 mm (4.3 in). Additionally, humidity levels remain consistent, with July at 81% and August at 79%. For more detailed insights, you can check Notre Dame weather in July.

August tends to be warmer than September, with average temperatures around 22°C (73°F) compared to September's 19°C (67°F). While August features a wider temperature range with highs reaching up to 33°C (92°F), September's maximum can go slightly higher at 34°C (93°F). In terms of precipitation, August experiences more rainfall, accumulating 109 mm (4.3 in) over about 12 days, whereas September sees less, with 79 mm (3.1 in) over 9 days. The humidity level remains relatively similar, with August at 79% and September at 78%. For more details on the weather during this month, you can check Notre Dame weather in September.

In August, the weather is warm and humid, with temperatures ranging from a minimum of 9°C (49°F) to a maximum of 33°C (92°F), and an average temperature of 22°C (73°F). With 12 days of precipitation totaling 109 mm (4.3 in), the month experiences a relatively moderate amount of rain while maintaining a high humidity of 79%. In contrast, October brings cooler temperatures, with a minimum of -2°C (29°F) and an average of 13°C (55°F), but still allows for a maximum of 31°C (87°F). The month sees an increase in precipitation to 136 mm (5.4 in) over 14 days, accompanied by slightly higher humidity at 81%. For more specifics on October weather, you can check out Notre Dame weather in October.

August and November showcase a stark contrast in weather patterns. August typically boasts warmer temperatures, ranging from a minimum of 9°C (49°F) to a maximum of 33°C (92°F) with an average of 22°C (73°F). This month also experiences significant rainfall, totaling 109 mm (4.3 in) over about 12 days, with humidity levels at a comfortable 79%. In contrast, November brings much cooler conditions, with temperatures dipping to a low of -13°C (9°F) and only peaking at 24°C (76°F), averaging just 4°C (40°F). Despite lower precipitation at 74 mm (2.9 in) over 10 days, November maintains a higher humidity level of 89%. For a closer look at the specific weather in November, visit Notre Dame weather in November.

August and December present starkly contrasting weather conditions. August typically enjoys a mild to hot climate with temperatures ranging from a minimum of 9°C (49°F) to a maximum of 33°C (92°F), accompanied by humidity levels around 79% and approximately 109 mm (4.3 in) of precipitation over 12 days. In contrast, December is characterized by much colder temperatures, with a chilling minimum of -21°C (-6°F) and an average of just 1°C (34°F), peaking at 17°C (63°F). While precipitation in December is lower at 62 mm (2.5 in) across 10 days, the humidity is higher at 86%. For more details on December weather specifically in Notre Dame, you can visit Notre Dame weather in December.

Compare Notre Dame's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Notre Dame

As August settles in at Notre Dame, the weather transforms into a warm embrace, offering pleasant temperatures that often peak at a balmy 33°C (92°F). This month stands out with its higher humidity levels of 79%, giving the days a distinctly tropical feel compared to the cooler and drier conditions found in other months. While brief rain showers may occur on about 12 days, they serve as a refreshing contrast to the summer heat rather than a deterrent. In summary, August provides an inviting blend of warmth and moisture, making it a unique time to experience the campus's vibrant atmosphere. For more detailed insights on monthly weather patterns, visit Notre Dame Climate.