August Weather in Fredericksburg, United States

Last updated: February 24, 2025

In August, Fredericksburg, United States, experiences a vibrant summer characterized by maximum temperatures reaching up to 38°C (100°F) and average highs around 26°C (78°F). As the heat persists, minimum nighttime temperatures offer a reprieve, dipping to about 15°C (59°F). This month sees an average precipitation amount of 148 mm (5.8 in), occurring over 15 days, contributing to the area's lush greenery. With a humidity level of 59%, residents and visitors alike enjoy a warm and occasionally steamy atmosphere, perfect for summer activities.

August Temperature in Fredericksburg

August in Fredericksburg, United States, marks a peak in both heat and humidity, with average temperatures soaring to 26°C (78°F) and daytime highs reaching a blistering 38°C (100°F). As summer intensifies, residents and visitors alike can expect warm nights, with minimum temperatures averaging around 15°C (59°F). This month stands out against the cooler months of the year, showcasing a distinct upward trend in temperatures that began in the spring. While July might flirt with even higher highs, August maintains a consistent warmth that urges outdoor activities and summer festivities. As summer gives way to fall, the gradual decline in temperatures can already be felt, hinting at the seasonal transition that follows shortly after.

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

The chart illustrates August temperature patterns in Fredericksburg, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec394348586876817873634943
Data source: Temperature data for Fredericksburg 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 Fredericksburg

August stands out in Fredericksburg as the month with the highest precipitation, totaling 148 mm (5.8 in), and featuring 15 rainy days. This significant rainfall not only highlights the transition into the late summer season but also underscores a pattern of increasing precipitation in the warmer months. Following a series of relatively steady rainfall amounts from January through July, August's deluge marks a notable spike, considerably surpassing the 91 mm (3.6 in) recorded in July. This trend indicates that as summer peaks, so does the region's propensity for rain, setting the tone for the upcoming transition into fall, where precipitation averages return to more moderate levels, averaging around 109 mm (4.3 in).

August Precipitation Trends in Fredericksburg

The chart displays monthly precipitation patterns in Fredericksburg, 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.
JanFebMarAprMayJunJulAugSepOctNovDec62907610110910991148911097788
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Fredericksburg

In August, Fredericksburg experiences a noticeable shift in humidity, dropping to 59%, which marks the lowest level of the year. This change is part of a broader trend where the summer months, particularly July and August, show significantly lower humidity compared to the rest of the year, contrasting sharply with the high percentages seen in the winter, typically hovering around 86% in both January and February. As the season transitions from the sweltering summer heat to the more temperate fall, humidity begins to rise again in September, settling at 68%. Overall, the data illustrates a clear seasonal cycle, with Fredericksburg's humidity peaking in the chilly months and dipping in the warmer ones, providing residents and visitors a welcome reprieve during the summer.

August Average Humidity in Fredericksburg

This chart illustrates the average monthly humidity levels in Fredericksburg, 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.
JanFebMarAprMayJunJulAugSepOctNovDec86%86%86%84%78%79%70%59%68%80%87%85%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Fredericksburg

In August, Fredericksburg experiences a UV Index of 9, categorizing the exposure as very high, with a burn time of just 15 minutes. This reflects a continuing trend observed since spring, where UV levels peak during the summer months, reaching their highest in May through July. As summer wanes into August, the UV Index slightly declines but remains a concern for sun safety, emphasizing the need for protective measures when outdoors. Visitors and residents alike should be mindful of their sun exposure during this time. For more detailed information on daily variations, check the Fredericksburg UV Index.

Maximum UV Index Levels in Fredericksburg for August

The chart shows the monthly maximum UV Index (UVI) for Fredericksburg 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.
JanFebMarAprMayJunJulAugSepOctNovDec357910101098753
Data source: Fredericksburg 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 Fredericksburg

In Fredericksburg, United States, August shines brightly with an impressive 313 hours of sunshine, following a sweltering July that boasts a peak of 354 hours. As the summer months progress, daylight hours taper slightly, yet August still delivers a robust dose of sunshine, ensuring ample opportunities for outdoor activities and exploration. This month transitions into a cooler September, which sees a noticeable drop to 272 hours, marking the beginning of autumn's approach. Overall, the trend throughout the summer shows an upward trajectory, culminating in the vibrant sun-soaked days of July, while August continues to reflect the region's summer vitality before the easing into fall.

Monthly Sunshine Duration in Fredericksburg: August Highlighted

The August sunshine duration represents the total number of hours Fredericksburg 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.
JanFebMarAprMayJunJulAugSepOctNovDec156h184h257h261h286h324h354h313h272h247h227h194h
Data source: Fredericksburg August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Fredericksburg During August

In August, Fredericksburg typically experiences a 36% chance of sunny weather, which reflects a trend of variability in summer sunshine. Notably, as the season progresses from May to August, the likelihood of sunshine dips, contrasting with the higher probabilities seen in the preceding months. After peaking in March and April at around 51% and 52%, the chances of sun gradually decline, signaling a shift before September's notable increase to 57%. This pattern illustrates how August can often bring a mix of weather, leaving residents and visitors alike to embrace both the sun and the occasional cloud.

Percentage of Sunny Days in August in Fredericksburg

The chart illustrates the percentage of sunny days in Fredericksburg 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 Fredericksburg experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec49%32%51%52%42%39%49%37%57%42%59%43%
Data source: Fredericksburg August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Fredericksburg in August

As summer begins to wane in August, Fredericksburg enjoys a comfortable 13 hours of daylight, slightly less than the peak hours of July. This gradual decline marks the transition from the vibrant days of summer to the impending autumn, where daylight slowly dwindles. The trend reveals a steady increase from January's 9 hours up to the summer months, peaking in the height of July with 14 hours. Following this peak, August signifies a gentle shift, as the days begin to shorten leading into September’s 12 hours. This rhythm of daylight not only sets the backdrop for seasonal activities but also highlights the beautiful change in the natural landscape as Fredericksburg prepares for fall.

Average Daylight Hours in Fredericksburg for August

The chart illustrates the variation in daylight duration in Fredericksburg throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 50m10h 46m11h 58m13h 12m14h 15m14h 45m14h 29m13h 33m12h 22m11h 9m10h 4m9h 32m
Data source: Fredericksburg daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Fredericksburg

In August, Fredericksburg experiences the calmest winds of the year, with an average speed of just 1.9 m/s (4 mph). This marks a noticeable dip compared to the spring and early summer months, where wind speeds hovered around 2.8-3.2 m/s (6-7 mph). As summer progresses, the gentle breezes in August evoke a sense of serenity, inviting residents and visitors to savor the warm days under the sun. Interestingly, this lull in wind activity precedes a slight uptick in September, suggesting a transition as the seasons shift. Overall, August stands out as a tranquil time in Fredericksburg, where stillness prevails and the mellow winds provide a refreshing reprieve from the lively gusts of earlier months.

Average August Wind Speed in Fredericksburg

The chart displays monthly wind speed patterns in Fredericksburg, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.93.23.13.22.82.62.41.9 m/s2.62.72.92.9
Data source: Fredericksburg August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Fredericksburg Compares to Other Months

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

In August, the weather is characterized by warm temperatures, with a minimum of 15°C (59°F), an average of 26°C (78°F), and a maximum reaching up to 38°C (100°F). There is also a significant amount of precipitation, totaling 148 mm (5.8 in) over approximately 15 days, coupled with a humidity level of 59%. In contrast, January brings much colder conditions, with temperatures dipping to a minimum of -15°C (6°F), averaging around 4°C (39°F), and a maximum of 21°C (71°F). Precipitation is lower, at 62 mm (2.4 in) spread over about 7 days, but the humidity is notably higher at 86%. For further details on the January climate, visit Fredericksburg weather in January.

August and February present starkly contrasting weather conditions. In August, temperatures typically range from a mild 15°C (59°F) to a scorching high of 38°C (100°F), with an average of 26°C (78°F). This summer month also experiences considerable rainfall, totaling 148 mm (5.8 in) over about 15 days, accompanied by a moderate humidity level of 59%. In contrast, February offers a much cooler climate, with temperatures dipping to a minimum of -12°C (11°F) and only reaching a maximum of 26°C (80°F) on the warmest days. The average temperature in this winter month hovers around 6°C (43°F). February also sees less precipitation at 90 mm (3.6 in) across 11 days, but the humidity is notably higher at 86%. For a detailed look at February's weather patterns, visit Fredericksburg weather in February.

The weather in August and March presents a striking contrast. August typically sees much warmer temperatures, with averages around 26°C (78°F) and peaks that can reach as high as 38°C (100°F), while March remains cool, averaging only 9°C (49°F), with a maximum of 29°C (84°F). In terms of precipitation, August is wetter with about 148 mm (5.8 in) over 15 days, compared to March's 76 mm (3.0 in) across 10 days. Interestingly, March has a higher humidity level at 86%, creating a more damp atmosphere, whereas August's humidity is relatively lower at 59%. For more detailed insights into March weather, visit Fredericksburg weather in March.

When comparing the weather in August and April, one can observe notable differences in temperature and humidity. August typically experiences much higher temperatures, with a minimum of 15°C (59°F) and an average of 26°C (78°F), reaching a scorching maximum of 38°C (100°F). In contrast, April starts off cooler, with temperatures ranging from a minimum of -1°C (31°F) and averaging 15°C (59°F), peaking at 33°C (92°F). Additionally, April has higher humidity levels at 84%, compared to August's 59%, making April feel more muggy despite its cooler temperatures. Rainfall is also more abundant in August, with 148 mm (5.8 in) falling over 15 days, whereas April sees 101 mm (4.0 in) over 10 days. For a closer look at April's weather, you can visit Fredericksburg weather in April.

August and May present quite different weather profiles. In August, temperatures can reach a high of 38°C (100°F), with an average of 26°C (78°F) and a minimum of 15°C (59°F). The month experiences increased humidity at 59% and significant rainfall, totaling 148 mm (5.8 in) over about 15 days. In contrast, May offers milder conditions, with maximum temperatures of 35°C (95°F) and an average of 20°C (68°F), starting from a minimum of 3°C (38°F). The precipitation in May is slightly lower at 109 mm (4.3 in) occurring over 12 days, and the humidity is higher at 78%. For a closer look at what to expect, check out Fredericksburg weather in May.

In comparing the weather between August and June, we notice some distinct differences. August tends to be warmer, with average temperatures reaching 26°C (78°F) and maximum highs of 38°C (100°F), while June has a slightly lower average of 24°C (76°F) and maximums of 37°C (98°F). Additionally, August experiences more rainfall, with 148 mm (5.8 in) over 15 days, compared to June's 109 mm (4.3 in) over 12 days. The humidity levels also vary, with August being less humid at 59% compared to June's more humid 79%. For more specifics about June's weather, you can check Fredericksburg weather in June.

In comparing the weather patterns of August and July, we see notable differences in temperature and precipitation. August experiences slightly cooler average temperatures, with a minimum of 15°C (59°F) and a maximum of 38°C (100°F), while July has a minimum of 16°C (61°F) and a maximum of 39°C (102°F). This slight dip in temperature comes alongside an increase in rainfall during August, which records 148 mm (5.8 in) over 15 days, compared to July's 91 mm (3.6 in) over just 10 days. Furthermore, humidity levels are higher in July at 70%, compared to 59% in August. For more detailed insights, check out Fredericksburg weather in July.

In comparing the weather patterns of August and September, one can observe notable differences in temperature and precipitation. August tends to be significantly warmer, with average temperatures around 26°C (78°F) and highs reaching up to 38°C (100°F), while September sees a slight drop in average temperature to 23°C (73°F) and a minimum temperature of 8°C (46°F). Additionally, August experiences more rainfall, accumulating 148 mm (5.8 in) over about 15 days, compared to September's 91 mm (3.6 in) over 11 days. Humidity levels are also higher in September at 68%, as opposed to 59% in August. For more detailed insights, you can check the Fredericksburg weather in September.

August and October present quite different weather conditions. August boasts higher temperatures, ranging from a minimum of 15°C (59°F) to a scorching maximum of 38°C (100°F), with an average of 26°C (78°F). The month sees considerable rainfall, with 148 mm (5.8 in) spread over 15 days and a lower humidity of 59%. In contrast, October experiences a significant drop in temperatures, with a minimum of 3°C (38°F) and an average of 17°C (63°F), peaking at 36°C (97°F). Precipitation decreases to 109 mm (4.3 in) over just 9 days, though the humidity rises to a higher 80%. For more specific insights, you can check Fredericksburg weather in October.

August and November present stark contrasts in weather. In August, temperatures range from a minimum of 15°C (59°F) to a scorching maximum of 38°C (100°F), with an average of 26°C (78°F). The month is characterized by high humidity at 59% and significant precipitation, totaling 148 mm (5.8 in) over about 15 days. In contrast, November sees much cooler temperatures, with a minimum of -4°C (25°F) and an average of 9°C (49°F), peaking at a mild 26°C (80°F). The month is drier, with precipitation at 77 mm (3.0 in) occurring over just 7 days, coupled with higher humidity levels at 86%. For more details on November's weather, visit Fredericksburg weather in November.

August and December exhibit striking contrasts in weather patterns. In August, temperatures soar, with a minimum of 15°C (59°F) and a maximum of 38°C (100°F), making it the warmest month of the year. Despite this heat, August also sees a fair amount of rain, with 148 mm (5.8 in) of precipitation over 15 days and an average humidity of 59%. In contrast, December brings much cooler conditions, with temperatures dipping as low as -10°C (14°F) and averaging around 6°C (43°F). The month is marked by less rainfall, recording 88 mm (3.5 in) over just 9 days, but higher humidity at 85%. For a more detailed look at December weather, you can visit Fredericksburg weather in December.

Compare Fredericksburg's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Fredericksburg

As August arrives in Fredericksburg, it marks a notable shift in weather patterns compared to the preceding summer months. With temperatures peaking at a scorching 38°C (100°F), this month often brings a blend of heat and humidity, resulting in average temperatures around 26°C (78°F). Unlike the drier weeks of July, August experiences a significant increase in precipitation—with around 15 days of rainfall contributing to a total of 148 mm (5.8 in). This combination of warmth and moisture creates a vibrant atmosphere, setting August apart as a month of both intense heat and refreshing rain. For a deeper dive into the weather nuances of Fredericksburg, explore Fredericksburg Climate.