August Weather in Bentonville, United States

Last updated: February 24, 2025

Bentonville, United States, experiences a dynamic August climate characterized by warm temperatures and significant rainfall. Daily temperatures peak at a steamy 35°C (96°F), with an average of 25°C (77°F) and a refreshing low of 14°C (57°F). This month is marked by 151 mm (5.9 in) of precipitation spread over 13 days, contributing to a high average humidity of 68%. Such conditions create a lush environment ripe for outdoor activities, though visitors should be prepared for occasional summer showers.

August Temperature in Bentonville

In Bentonville, August brings a delightful warmth that signals the peak of summer. With minimum temperatures averaging around 14°C (57°F) and maximums soaring to 35°C (96°F), locals and visitors can expect balmy days perfect for outdoor activities. The average temperature sits comfortably at 25°C (77°F), providing an inviting atmosphere for everything from picnics to evening strolls. This month marks a noticeable rise from earlier in the year, particularly compared to the brisk winter months, making August a favored time for enjoying the vibrant landscapes and community events that characterize this charming town. As September approaches, residents start to feel the gradual shift towards cooler temperatures, but for now, August shines brightly with its warm embrace.

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

The chart illustrates August temperature patterns in Bentonville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec374051576776797773604843
Data source: Temperature data for Bentonville 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 Bentonville

In August, Bentonville experiences a notable spike in precipitation, accumulating 151 mm (5.9 in) over 13 days. This increase follows a relatively drier summer, with both June and July receiving only around 94 mm and 96 mm, respectively. The August rainfall stands out not only for its volume but also as a part of the broader trend of late summer moisture, contrasting sharply with the lighter precipitation observed in the preceding months. As summer transitions to fall, these wet days contribute significantly to the region's annual totals, emphasizing Bentonville's susceptibility to summer storms and early autumn showers.

August Precipitation Trends in Bentonville

The chart displays monthly precipitation patterns in Bentonville, 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.
JanFebMarAprMayJunJulAugSepOctNovDec84961451771759496151701606869
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Bentonville

In August, Bentonville experiences a noticeable dip in humidity, averaging at 68%, which marks one of the lowest levels of the year. This reduction follows a pattern of fluctuating humidity levels that peaks in the spring and summer months, from 83% in May and June to a modest 78% in July. As the summer heat begins to wane, this decline sets the stage for a transition into the cooler, crisper air of autumn, where humidity further decreases to 64% in September. Overall, August's lower humidity is a refreshing change, heralding the shift towards the more temperate months ahead.

August Average Humidity in Bentonville

This chart illustrates the average monthly humidity levels in Bentonville, 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.
JanFebMarAprMayJunJulAugSepOctNovDec81%78%76%78%83%83%78%68%64%70%83%87%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Bentonville

In August, Bentonville experiences a UV Index of 10, categorizing it as very high exposure, with a burn time of just 15 minutes. This trend of elevated UV levels follows the intensity seen in both June and July, where the UV Index peaked at 11, marking an extreme exposure period. Despite a slight dip in August, residents and visitors should remain vigilant about sun protection, as the month still demands caution comparable to earlier summer months. A consistent pattern emerges from April to August, with UV levels dominating above 9, underscoring the importance of safeguarding against harmful rays during this time. For more insights on the UV Index throughout the year, check out Bentonville UV Index.

Maximum UV Index Levels in Bentonville for August

The chart shows the monthly maximum UV Index (UVI) for Bentonville 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.
JanFebMarAprMayJunJulAugSepOctNovDec36710101111109753
Data source: Bentonville 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 Bentonville

In August, Bentonville basks in the warmth of 316 hours of sunshine, marking a slight decline from the sun-drenched peaks of July, which boasted 352 hours. This month continues a trend observed throughout the summer, where daylight shines plentifully, exceeding 300 hours since June. As the transition into autumn begins, August’s radiant days hint at the slower march of sunlight that will follow, with September expecting 290 hours. The shift reminds us of summer's vibrant farewell, as Bentonville prepares for the softer light and cooler days of fall.

Monthly Sunshine Duration in Bentonville: August Highlighted

The August sunshine duration represents the total number of hours Bentonville 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.
JanFebMarAprMayJunJulAugSepOctNovDec154h175h213h243h286h334h352h316h290h244h217h220h
Data source: Bentonville August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Bentonville During August

In Bentonville, August boasts a 55% chance of sunny weather, marking it as one of the more favorable months for sun enthusiasts. This figure reflects a noticeable upward trend compared to the earlier summer months, such as June (43%) and July (58%). The likelihood of sunshine gradually increases as the season progresses, peaking in September with a remarkable 71% chance. Despite a brief dip in May (25%), where rain tends to dominate, August stands out as a delightful precursor to the sunnier days of early fall. Overall, residents and visitors alike can be optimistic about enjoying warm, sunny days during this vibrant month.

Percentage of Sunny Days in August in Bentonville

The chart illustrates the percentage of sunny days in Bentonville 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 Bentonville experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec36%37%52%49%25%43%58%55%71%55%59%48%
Data source: Bentonville August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Bentonville in August

As summer transitions into fall in Bentonville, August brings a gradual shift in daylight hours, offering an inviting 13 hours of sunlight each day. Following the peak of 14 hours during June and July, the reduction in daylight begins to hint at the approaching autumn months. This slight decrease signifies a return to the shorter days typical of the season, as daylight gradually diminishes to 12 hours in September. The trend showcases the beautiful ebb and flow of daylight throughout the year, with August acting as a bridge, allowing residents to revel in the last vestiges of summer while preparing for the changes ahead.

Average Daylight Hours in Bentonville for August

The chart illustrates the variation in daylight duration in Bentonville throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 59m10h 51m11h 59m13h 8m14h 6m14h 35m14h 19m13h 27m12h 21m11h 12m10h 12m9h 42m
Data source: Bentonville daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Bentonville

August in Bentonville, United States, brings a gentle whisper of wind, with an average speed of 2.6 m/s (6 mph). This slight increase from July's calmest average of 2.2 m/s signals the transition from the hottest summer months toward the more temperate fall. Notably, August's winds are noticeably lighter than the spring's more spirited breezes, where averages commonly exceed 3.5 m/s (8 mph). This trend reflects a gradual cooling pattern, as the wind begins to pick up again in September, hinting at the upcoming change of seasons. As summer wanes, the soft August winds invite locals to enjoy the outdoors, making perfect conditions for leisurely walks and picnics in the park.

Average August Wind Speed in Bentonville

The chart displays monthly wind speed patterns in Bentonville, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.43.33.93.63.22.52.22.6 m/s2.93.53.43.9
Data source: Bentonville August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Bentonville Compares to Other Months

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

August and January present stark contrasts in weather conditions. In August, temperatures range from a minimum of 14°C (57°F) to a scorching maximum of 35°C (96°F), with an average of 25°C (77°F). This month is characterized by high humidity at 68% and significant rainfall, totaling 151 mm (5.9 in) over about 13 days. In stark contrast, January experiences much colder temperatures, with a minimum of -17°C (1°F) and a maximum of 22°C (71°F), averaging just 3°C (38°F). The precipitation is lower in January at 84 mm (3.3 in) over 8 days, accompanied by higher humidity levels of 81%. For a more detailed view of the weather specifics, check out Bentonville weather in January.

August and February present stark contrasts in weather. In August, temperatures range from a cool 14°C (57°F) to a sweltering 35°C (96°F), with an average of 25°C (77°F) and humidity around 68%. This summer month also experiences substantial rainfall, totaling 151 mm (5.9 in) over approximately 13 days. In contrast, February features much colder conditions, with temperatures dropping to a minimum of -25°C (-12°F) and peaking at 27°C (81°F), averaging just 5°C (40°F). Despite February having less precipitation, at 96 mm (3.8 in) over 10 days, the humidity is slightly higher at 78%. For a detailed look at February conditions, visit Bentonville weather in February.

August and March display significantly contrasting weather patterns. August boasts warmer temperatures, with a minimum of 14°C (57°F) and an average high of 35°C (96°F), making it ideal for summer activities. However, it also experiences considerable humidity at 68% and around 151 mm of rainfall over 13 days. In contrast, March presents a cooler climate with temperatures ranging from a chilly minimum of -14°C (7°F) to a maximum of 30°C (87°F). While it has similar precipitation levels at 145 mm over the same number of days, the humidity in March is slightly higher at 76%, contributing to a brisk and refreshing atmosphere. For more specific details, check out Bentonville weather in March.

When comparing the weather in August and April, notable differences emerge in temperature and humidity. August boasts a warmer climate with average temperatures around 25°C (77°F) and highs reaching up to 35°C (96°F), while April is much cooler, with an average of 14°C (57°F) and maximum temperatures that can reach 31°C (88°F). Additionally, April experiences slightly more precipitation, totaling 177 mm (7.0 in) across 11 days, compared to August's 151 mm (5.9 in) over 13 days. Humidity levels are also higher in April at 78%, compared to 68% in August. For more details on April weather, you can check this link: Bentonville weather in April.

Comparing the weather in August and May reveals notable differences in temperature and humidity. In August, temperatures range from a minimum of 14°C (57°F) to a maximum of 35°C (96°F), with an average of 25°C (77°F). Conversely, May experiences cooler temperatures with a minimum of 3°C (38°F), an average of 19°C (67°F), and a maximum of 32°C (91°F). While August sees some rain with 151 mm (5.9 in) over 13 days, May is slightly wetter, receiving 175 mm (6.9 in) during the same number of rainy days. The humidity is higher in May at 83%, compared to 68% in August. For more detailed insights, check out Bentonville weather in May.

When comparing the weather in August and June, we observe some notable differences. August typically sees slightly warmer average temperatures, with a minimum of 14°C and an average of 25°C, compared to June's 12°C minimum and 24°C average. Both months can peak at a sweltering 35°C (95°F), but August generally experiences higher humidity levels at 68%, while June is more humid at 83%. Precipitation also varies, with August receiving more rainfall at 151 mm over 13 days, compared to June's 94 mm over just 10 days. For more detailed insights on June weather patterns, you can check Bentonville weather in June.

In August, the weather features a slightly lower temperature range compared to July, with minimums of 14°C (57°F) and a maximum of 35°C (96°F), while July boasts a higher max temperature of 37°C (99°F) and an average of 26°C (79°F). Precipitation increases in August, totaling 151 mm (5.9 in) over 13 days, compared to July’s 96 mm (3.8 in) over just 11 days. Humidity also drops slightly from July's 78% to 68% in August, making the latter month feel somewhat less muggy despite the higher rain. For a more detailed comparison, check out Bentonville weather in July.

August and September present noticeably different weather patterns. In August, temperatures range from a low of 14°C (57°F) to a high of 35°C (96°F), with an average of 25°C (77°F), making it the hotter month. The heightened humidity at 68% and significant precipitation of 151 mm (5.9 in) over 13 days contribute to a more oppressive atmosphere. In contrast, September sees cooler temperatures, with a minimum of 7°C (45°F), an average of 23°C (73°F), and a maximum of 34°C (93°F). The month is also much drier, with only 70 mm (2.8 in) of rainfall spread over 6 days and lower humidity at 64%. For more detailed insights on September weather, you can visit Bentonville weather in September.

August and October present contrasting weather characteristics. In August, temperatures typically range from a minimum of 14°C (57°F) to a maximum of 35°C (96°F), with an average of 25°C (77°F). The month experiences significant precipitation, averaging 151 mm (5.9 in) over 13 days, at a humidity level of 68%. Meanwhile, October's climate showcases a drop in temperatures, with a minimum of -3°C (27°F) and an average temperature of 15°C (60°F), peaking at 31°C (89°F). Precipitation slightly increases to 160 mm (6.3 in) over just 10 days, with a marginal increase in humidity to 70%. For more detailed information, check out Bentonville weather in October.

August and November present a stark contrast in weather conditions. In August, temperatures range from a low of 14°C (57°F) to a scorching high of 35°C (96°F), with an average temperature of 25°C (77°F). This month is also characterized by significant rainfall, totaling 151 mm (5.9 inches) over 13 days, along with a humidity level of 68%. In contrast, November sees much cooler temperatures, with a minimum of -10°C (14°F) and a maximum of 27°C (80°F), averaging around 9°C (48°F). Precipitation is markedly lighter at 68 mm (2.7 inches) over just 8 days, although humidity increases to 83%. For more detailed insights into November weather, check out Bentonville weather in November.

August and December present stark contrasts in weather conditions. In August, temperatures range from a comfortable 14°C (57°F) at night to a scorching 35°C (96°F) during the day, with an average of 25°C (77°F). The month typically sees significant rainfall, with 151 mm (5.9 in) over 13 days, and humidity levels at 68%, contributing to a muggy atmosphere. In contrast, December experiences much colder temperatures, with a minimum of -10°C (15°F) and a maximum of 24°C (75°F), averaging just 6°C (43°F). Precipitation is also lower, totaling 69 mm (2.7 in) over 7 days, while humidity rises to 87%. For more details, you can check Bentonville weather in December.

Compare Bentonville's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Bentonville

As August rolls in, Bentonville experiences its warmest days of the year, with temperatures soaring higher than in other months, often averaging around 25°C (77°F) and peaking at a sizzling 35°C (96°F). The summer humidity can make the air feel quite sticky, averaging 68%, while the rainfall, totaling 151 mm over about 13 days, adds a refreshing twist to the heat. This combination of warmth and occasional precipitation contrasts sharply with the cooler and drier months that follow, offering a vibrant and lively atmosphere perfect for summer activities. For more details on what to expect throughout the year, check out Bentonville Climate.