Last updated: February 24, 2025
September in Charlottesville, United States ushers in a dynamic weather profile, characterized by warm temperatures and moderate rainfall. The month sees maximum highs reaching 37°C (98°F), with an average temperature of 22°C (72°F), providing a pleasant climate for outdoor activities. However, evenings tend to cool down, dropping to a minimum of 4°C (40°F). Rainfall is a notable aspect, with 102 mm (4.0 in) of precipitation spread over 10 days, contributing to a humidity level of 75%. This combination creates a vibrant atmosphere, perfect for enjoying the transition into fall while experiencing the lush greenery that accompanies late-summer storms.
As the summer heat begins to wane, September in Charlottesville offers a delightful transition into autumn. With minimum temperatures starting at a cool 4°C (40°F) and peaking at a toasty 37°C (98°F), the month showcases some of the year’s most pleasant weather. The average temperature reaches a comfortable 22°C (72°F), making it ideal for outdoor activities and enjoying the vibrant fall foliage. As daylight dwindles and the air crisps, September marks a shift from the sweltering summer days of July and August, while still providing plenty of warmth to savor before autumn takes hold.
September in Charlottesville sees 102 mm (4.0 in) of precipitation, marking it as a notably wet month that bridges the summer heat and the autumn chill. With 10 days of rainfall, September maintains a steady rhythm in the year’s precipitation pattern, closely mirroring the previous month of August, which recorded 118 mm (4.6 in). This slight decrease in rainfall, however, continues the trend of above-average moisture following the drier spell of July, which brought only 61 mm (2.4 in). As the month transitions towards October, which averages 114 mm (4.5 in), the consistent precipitation hints at the impending shift in weather, encouraging vibrant fall foliage and a lush landscape throughout the region. Overall, September serves as a crucial link in Charlottesville's yearly weather tapestry, balancing both warmth and moisture beautifully.
In September, humidity in Charlottesville, United States, typically dips to 75%, marking a noticeable decline from the summer months. This decline signals the transition from the muggy heat of July and August, which register at around 79% and 77% respectively. As fall approaches, the lower humidity levels create a more comfortable atmosphere, a welcome change before the humidity begins to rise again in October to 81%. Overall, the gradual decrease in humidity from the peak summer months allows for crispness in the air, making September a delightful time for outdoor activities and enjoying the changing foliage.
As summer fades into fall, September in Charlottesville sees a notable shift in the UV Index, measuring 8 and categorized as very high. This indicates that while the intensity is slightly reduced from the peak summer months of June through August, the potential for skin damage remains significant, with a burn time of just 15 minutes. The trend reveals a gradual decline from the consistent 10 seen in peak summer, reminding residents and visitors alike to stay vigilant about sun protection as outdoor activities continue into the cooler months. For those planning to bask in the sun, being aware of the Charlottesville UV Index is essential for maintaining skin health.
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In September, Charlottesville enjoys a delightful 273 hours of sunshine, marking a beautiful transition from the vibrant summer months. The sunshine begins to taper off slightly from the peak of July, which boasts an impressive 357 hours, while August still lingers with 317 hours. As fall approaches, the sunlit days offer a warm farewell to summer, making September an ideal time for outdoor activities amid the softening heat. This month serves as a bridge to the shorter days of October, which experiences a decline to 253 hours. Overall, as summer fades, September’s golden days provide a charming backdrop for the emerging autumn colors, inviting residents and visitors alike to revel in the last rays of warmth before winter sets in.
In September, Charlottesville enjoys a notable leap in sunny weather, with a 59% chance of sunshine that stands out in the annual cycle. This month marks a transition from the summer heat, offering a refreshing uptick compared to the previous months, where chances hovered below 50%. Not only does September outshine its summer predecessors like July and August, but it also competes favorably with months like November, which follows at 60%. As autumn approaches, this sunny trend invites residents and visitors alike to revel in the beautiful landscape, making September an ideal time for outdoor activities and exploration in this charming Virginia city.
As September unfolds in Charlottesville, daylight begins to wane, offering 12 hours of sunshine—a subtle transition from the longer days of summer. This dip reflects a gradual decline that starts in mid-year, peaking in June and July with a consistent 14 hours of daylight. By August, the days slightly shorten to 13 hours, leading into September's diminishing sunlight as summer bids farewell. As autumn progresses, daylight will further decrease, dropping to 11 hours in October and 10 hours in November, creating a rhythmic ebb and flow that marks the changing seasons. This pattern beckons a shift toward cozy indoor activities, as the vibrant colors of fall begin to emerge under the softer light.
As summer transitions to fall in Charlottesville, the September wind settles at a gentle average speed of 2.2 m/s (5 mph), mirroring January's breezy welcome to the year. This month marks a slight revival from the sultry August, which recorded its calmest winds at 1.6 m/s (4 mph). Interestingly, the winds remain consistent with earlier months, including the spring, where speeds hovered around the same mark. Overall, September presents a refreshing shift, providing a comfortable backdrop as the vibrant hues of autumn begin to paint the landscape, continuing the trend of moderate winds that characterize this charming university town throughout the year.
The weather in Charlottesville changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of September's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Charlottesville and find detailed weather information for every month.
September and January offer starkly contrasting weather in Charlottesville. September typically sees milder temperatures, with an average of 22°C (72°F) and highs reaching up to 37°C (98°F), accompanied by a humidity level of 75% and around 102 mm (4.0 in) of precipitation over 10 days. In contrast, January brings much colder conditions, with average temperatures plummeting to 3°C (38°F) and lows dropping to -18°C (0°F). The winter month experiences less precipitation, totaling 64 mm (2.5 in) over about 7 days, but has a higher humidity rate of 84%. For more detailed insights on January weather, you can check out Charlottesville weather in January.
September and February present strikingly different weather conditions. In September, temperatures range from a mild 4°C (40°F) at night to a warm 37°C (98°F) during the day, with an average of 22°C (72°F). This month also experiences considerable humidity at 75% and receives about 102 mm (4.0 in) of precipitation over approximately 10 days. In contrast, February is much colder, with minimum temperatures plummeting to -14°C (8°F) and an average temperature of just 6°C (43°F). The maximum temperature can reach 26°C (79°F), but the humidity is slightly higher at 84%. Precipitation in February totals around 94 mm (3.7 in) over 11 days. For more detailed insights into winter weather, check out Charlottesville weather in February.
September and March offer distinct weather contrasts. September sees warmer temperatures with a minimum of 4°C (40°F) and an average of 22°C (72°F), reaching highs of 37°C (98°F), while March is much cooler, with lows plummeting to -7°C (20°F) and an average of 9°C (48°F), peaking at 28°C (83°F). Precipitation in September is higher at 102 mm (4.0 in) over about 10 days, whereas March experiences less rain, totaling 68 mm (2.7 in) across the same number of days. Additionally, humidity levels are slightly more elevated in March at 84% compared to September's 75%. For more details on the weather in March, you can visit Charlottesville weather in March.
September and April present contrasting weather patterns. In September, temperatures range from a chilly 4°C (40°F) to a warm 37°C (98°F), averaging around 22°C (72°F) with a humidity level of 75%. While the month sees about 102 mm (4.0 in) of precipitation over 10 days, it generally offers a mild and enjoyable late-summer climate. In contrast, April experiences cooler temperatures, with a minimum dropping to -2°C (28°F) and a maximum reaching up to 32°C (91°F), averaging at 14°C (58°F). The humidity is slightly higher at 82%, and precipitation totals around 118 mm (4.7 in) across the same number of rainy days. For more details on April weather, refer to Charlottesville weather in April.
When comparing the weather in September and May, we see some notable differences. September tends to have a wider temperature range with minimums around 4°C (40°F) and maximums reaching up to 37°C (98°F), while May starts with cooler minimums of 1°C (33°F) and maximums peaking at 34°C (94°F). Both months experience significant precipitation, with September averaging 102 mm (4.0 in) over 10 days and May slightly higher at 113 mm (4.5 in) over 11 days. Additionally, May exhibits higher humidity levels at 82%, compared to September's 75%. For more detailed insights, check out Charlottesville weather in May.
September and June weather exhibit some notable differences. In September, temperatures range from a minimum of 4°C (40°F) to a maximum of 37°C (98°F), with an average of 22°C (72°F). It experiences around 102 mm (4.0 in) of precipitation over 10 days, and humidity levels are around 75%. In contrast, June tends to be warmer overall, with minimum temperatures of 10°C (50°F) and maximums reaching 36°C (97°F), averaging at 23°C (74°F). June sees slightly less precipitation at 97 mm (3.8 in) over 11 days, with humidity levels higher at 83%. For more detailed information, you can check Charlottesville weather in June.
In comparing the weather of September and July, we see distinct differences in temperature and precipitation patterns. September experiences a broader temperature range, with minimums dropping to 4°C (40°F) and maximums reaching up to 37°C (98°F), while the average temperature settles at 22°C (72°F). In contrast, July offers warmer temperatures, where minimums are around 14°C (57°F) and maximums can soar to 38°C (101°F), averaging 27°C (80°F).
Precipitation levels are also notable; September records 102 mm (4.0 in) over approximately 10 days, compared to July's 61 mm (2.4 in) over 8 days, indicating a wetter month for September despite its lower average temperature. Humidity levels are relatively similar, with September at 75% and July slightly higher at 79%. For a more detailed overview of July weather, you can visit Charlottesville weather in July.
In comparing the weather between September and August, September tends to be cooler with minimum temperatures dropping to 4°C (40°F), while August's minimum is significantly higher at 13°C (56°F). The average temperature in September is slightly lower at 22°C (72°F) compared to August's 25°C (77°F). Both months experience similar maximum temperatures, peaking at 37°C (98°F) in September and 37°C (99°F) in August. Regarding precipitation, September sees slightly less rainfall with 102 mm (4.0 in) over 10 days, while August has 118 mm (4.6 in) across 13 days. Humidity levels are comparable, remaining relatively high at 75% in September and 77% in August. For more details on August weather, check out Charlottesville weather in August.
September typically features warmer temperatures, with daily averages around 22°C (72°F) and maximums reaching up to 37°C (98°F). In contrast, October sees a significant drop in average temperatures, settling at about 16°C (62°F), though highs can still reach 36°C (97°F). Both months experience a similar number of rainy days—approximately ten—but October tends to be slightly wetter, with precipitation of 114 mm (4.5 in) compared to September's 102 mm (4.0 in). Additionally, humidity increases from 75% in September to 81% in October, indicating a shift towards a cooler, more humid climate as fall progresses. For more information, you can check Charlottesville weather in October.
September and November present a stark contrast in weather patterns. In September, temperatures can soar with an average high of 22°C (72°F) and maximums reaching up to 37°C (98°F), accompanied by a relatively humid climate at 75%. The month sees a total precipitation of 102 mm (4.0 in) over about 10 days. In contrast, November brings much cooler conditions, with average temperatures dropping to 8°C (47°F) and minimums plummeting to -6°C (21°F). The humidity increases to 87%, while precipitation decreases slightly to 76 mm (3.0 in) over 7 days. For a more detailed look at what to expect, check out Charlottesville weather in November.
In September, the weather in Charlottesville is characterized by a warm average temperature of 22°C (72°F), with highs reaching up to 37°C (98°F). The month experiences significant humidity at 75% and records around 102 mm (4.0 in) of precipitation over approximately 10 days. In contrast, December sees a notable drop in temperatures, with an average of just 5°C (41°F) and minimums plunging to -12°C (10°F). While December has slightly less precipitation at 91 mm (3.6 in) over about 8 days, the humidity increases to 85%. For more details, check out the Charlottesville weather in December.
As summer transitions into fall, September weather in Charlottesville brings a refreshing shift. The days are pleasantly warm, with an average temperature that encourages outdoor activities, while evenings dip to a cool crispness, making it perfect for cozy gatherings. However, occasional rainfall is common, contributing to the region's higher humidity levels, which adds a touch of vibrancy to the landscape. This month stands out from others, offering a balance of warmth and coolness while also embracing the beauty of the changing seasons. For more in-depth information on climate patterns, visit Charlottesville Climate.