Last updated: March 17, 2025
September in Abergavenny, United Kingdom offers a delightful transition into autumn with temperatures ranging from a maximum of 28°C (83°F) to a minimum of 3°C (37°F). The average temperature settles comfortably at 14°C (57°F), making it a pleasant time to explore the region. However, visitors should be prepared for occasional rain, as the area experiences about 63 mm (2.5 in) of precipitation over approximately 10 days during the month. Additionally, the humidity level averages a muggy 79%, contributing to the lush, verdant landscapes that Abergavenny is renowned for. Whether you're indulging in local festivals or enjoying the scenic countryside, September presents an enchanting time to experience this charming town.
In September, Abergavenny experiences a pleasant transition from summer to autumn, with temperatures beginning to cool but still holding onto some warmth. The minimum temperature nudges down to 3°C (37°F), while the average climbs to a comfortable 14°C (57°F), making it a perfect time for outdoor activities. The maximum temperature can still reach a mild 28°C (83°F), echoing the last whispers of summer. This month stands out as a delightful balance of warmth and crispness, inviting residents and visitors alike to enjoy the stunning landscapes painted in early autumn hues. As the days grow shorter, September offers a gentle reminder that the colder months are on the horizon, yet the lingering warmth keeps the spirit of summer alive just a little longer.
September in Abergavenny marks a transition into the wetter months of autumn, with an average precipitation of 63 mm (2.5 in) spread over 10 days. This represents a slight decrease compared to August's 84 mm (3.3 in), hinting at the tail end of summer's rainfall. However, as the season progresses, rainfall begins to escalate, with October averaging a significant 111 mm (4.4 in). The change in precipitation pattern is evident, as the pleasant September showers give way to the more persistent rains of October and November, setting the stage for the region's lush, green landscape in the months ahead. Overall, September serves as a gentle reminder of the inevitable approach of fall, while still offering those lingering warm, wet days reminiscent of summer.
In September, Abergavenny experiences a refreshing transition as humidity levels settle at 79%, marking a subtle shift from the summer's peak. This month continues the downward trend in moisture content, following a seasonal decline that began in July, where humidity dipped to 70%. August saw a slight uptick to 73%, but September’s drop suggests the onset of autumn is bringing drier air as temperatures begin to cool. As the year progresses, the humidity starts to rise again with October and November registering higher figures at 89% and 90%, respectively, indicating that the colder months often bring a return of the dampness characteristic of this lush Welsh landscape.
As summer transitions to autumn in Abergavenny, September presents a high UV Index of 6, indicating that while the sun's intensity is still significant, it begins to taper off from the peak of summer. With a burn time of 25 minutes, it's crucial for residents and visitors alike to remain vigilant about sun safety, especially after the intense exposure seen during July and August, which boasted indices of 8 and 7 respectively. This month marks a return to slightly cooler temperatures yet still commands attention for skin protection. As you enjoy the crisp September days, don't forget to check the latest updates on the Abergavenny UV Index to stay informed and safe.
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As September unfolds in Abergavenny, the sun graces the region with a commendable 279 hours of bright illumination, marking a gentle decline after the peak summer months. The transition into autumn is evident, as this figure reflects a decrease from the sun-soaked days of July and August, which saw 399 and 345 hours respectively. However, September still boasts a vivid tapestry of sunshine compared to the winter months ahead, showcasing a robust increase from the earlier part of the year, particularly when contrasted with the chilly 81 hours of January. This month serves as a beautiful bridge between the warmth of summer and the crispness of fall, inviting locals and visitors alike to savor the lingering rays before they yield to the frosty days of October and beyond.
In Abergavenny, September offers a modest 26% chance of sunny weather, aligning closely with the summer's waning months. This slight increase from August's 25% suggests that while the warm days may linger, they are increasingly interspersed with autumn's onset. Notably, September's sunshine likelihood surpasses the drearier prospects of winter months, such as January and February, which sit at only 20%. As the season transitions, locals and visitors alike can hope for some pleasant, sunny spells, even as the vibrancy of summer gradually fades away.
September in Abergavenny, United Kingdom, marks a gentle transition from the long, sun-soaked days of summer towards the cooler, shorter days of autumn. With 12 hours of daylight, this month showcases a noticeable decrease from the peak of 16 hours in June and July, as the sun begins to retreat. While still offering ample light for outdoor pursuits, September's daylight duration signals the end of summer's embrace, providing a perfect backdrop for enjoying the changing foliage and the crispness in the air. This gradual dimming continues into October, where daylight drops to 10 hours, reinforcing the onset of the fall season.
In Abergavenny during September, the wind whispers gently at an average speed of 3.0 m/s (7 mph), marking a transition into the cooler months. This slight dip in wind speed reflects a broader trend seen from the bustling spring, where gusts hovered around 4.2 m/s in March, to the more subdued breezes of late summer and early autumn. Notably, as the seasons shift, wind speeds generally decline, peaking at their strongest in the earlier months. This September's mellow winds invite a tranquil close to summer, creating the perfect backdrop for leisurely strolls amidst the stunning autumn foliage.
The weather in Abergavenny 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 Abergavenny and find detailed weather information for every month.
In September, the weather is generally mild with temperatures ranging from a minimum of 3°C (37°F) to a comfortable average of 14°C (57°F) and a maximum of 28°C (83°F). The month sees about 63 mm (2.5 in) of precipitation over approximately 10 days, with humidity levels sitting at 79%. In contrast, January brings much colder conditions, with temperatures dipping to a minimum of -5°C (24°F) and an average of just 5°C (41°F) while peaking at 13°C (56°F). Although precipitation is slightly less at 61 mm (2.4 in) over 11 days, the humidity rises to 88%. For a closer look at the winter climate, check out Abergavenny weather in January.
September weather is generally warmer compared to February, with temperatures ranging from a minimum of 3°C (37°F) to a maximum of 28°C (83°F), resulting in an average temperature of 14°C (57°F). The month experiences around 63 mm (2.5 in) of precipitation over approximately 10 days, accompanied by a humidity level of 79%. In contrast, February brings much colder conditions, with temperatures dropping to a minimum of -5°C (22°F) and peaking at 17°C (62°F), averaging 6°C (42°F). This month receives slightly higher precipitation at 84 mm (3.3 in) across about 14 days, with humidity reaching 88%. For more detailed insights, you can check Abergavenny weather in February.
When comparing the weather in September and March, it's clear that both months exhibit distinct characteristics. September boasts a milder temperature range, with average highs of 28°C (83°F) and lows around 3°C (37°F), while March presents a cooler climate, with an average maximum of 20°C (68°F) and a minimum dipping down to -7°C (20°F). In terms of precipitation, March is slightly wetter, receiving 88 mm (3.5 in) over about 15 days, compared to September's 63 mm (2.5 in) over 10 days. Humidity levels also peak in March at 86%, compared to September's 79%. For more detailed insights on March weather, you can refer to Abergavenny weather in March.
In comparing the weather of September and April, September generally offers warmer temperatures, with an average of 14°C (57°F) and a maximum of 28°C (83°F), contrasting sharply with April's average of 9°C (48°F) and maximum of 22°C (73°F). Although both months experience similar levels of precipitation—63 mm (2.5 in) in September and 58 mm (2.3 in) in April—the number of rainy days is slightly higher in September at 10 days compared to 9 days in April. Furthermore, humidity levels are comparable, with September at 79% and April slightly higher at 84%. For a more detailed look at April weather, you can visit Abergavenny weather in April.
When comparing the weather in September and May, some notable differences emerge. September boasts a wider temperature range, with a minimum of 3°C (37°F) and a maximum of 28°C (83°F), while May has slightly cooler temperatures, ranging from a minimum of 0°C (32°F) to a maximum of 26°C (78°F). Precipitation levels are also notable, with September receiving 63 mm (2.5 in) over about 10 days, whereas May experiences higher rainfall at 79 mm (3.1 in) across 13 days. Humidity remains fairly consistent, with September at 79% and May slightly higher at 80%. For more specific insights into May's weather, visit Abergavenny weather in May.
September and June exhibit distinct weather patterns, with each month showcasing unique characteristics. In June, temperatures range from a minimum of 6°C (43°F) to a maximum of 29°C (85°F), with an average of 15°C (60°F). This month sees slightly more precipitation at 82 mm (3.2 in) over 13 days, accompanied by a humidity level of 80%. In contrast, September presents cooler temperatures, with a minimum of 3°C (37°F) and a maximum of 28°C (83°F), averaging at 14°C (57°F). Although it experiences slightly less rainfall, totaling 63 mm (2.5 in) across 10 days, the humidity remains high at 79%. For a more detailed look at weather conditions during this time, check out Abergavenny weather in June.
In comparing the weather in September and July, September experiences a wider temperature range with minimums dipping to 3°C (37°F) and maximums reaching 28°C (83°F), while July typically has milder conditions, with minimums around 7°C (45°F) and maximums peaking at 29°C (85°F). Both months see a relatively similar average temperature, with July averaging 17°C (63°F) and September averaging 14°C (57°F). Precipitation is slightly higher in July, totaling 73 mm (2.9 in) over 11 days compared to September's 63 mm (2.5 in) across 10 days, and while September has higher humidity at 79%, July's humidity remains lower at 70%. For more detailed insights, you can reference Abergavenny weather in July.
In comparing the weather between August and September, we can observe some notable differences. September experiences slightly cooler temperatures, with minimums dropping to 3°C (37°F) compared to August's 6°C (44°F) and average temperatures at 14°C (57°F) versus August's 16°C (61°F). The maximum temperatures also decline slightly, with September reaching up to 28°C (83°F) while August peaks at 30°C (87°F). Additionally, September has more precipitation with 63 mm (2.5 in) falling over about 10 days, while August sees 84 mm (3.3 in) over 12 days. Interestingly, the humidity is slightly higher in September at 79%, in contrast to August's 73%. For a more detailed look at August weather, you can visit Abergavenny weather in August.
September weather tends to be milder, with temperatures ranging from a minimum of 3°C (37°F) to a maximum of 28°C (83°F) and an average of 14°C (57°F). The month has a moderate rainfall of 63 mm (2.5 in) spread over about 10 days, and the humidity is relatively high at 79%. In contrast, October marks a noticeable shift as temperatures drop, with minimums reaching -1°C (30°F) and an average temperature of 11°C (52°F). The month sees increased precipitation—111 mm (4.4 in) over approximately 14 days—alongside higher humidity levels at 89%. This shift in weather patterns is significant, highlighting the transition from the warm days of September to the cooler, wetter conditions of October. For more specific details, you can check out Abergavenny weather in October.
September and November present quite contrasting weather patterns. In September, temperatures range from a mild 3°C (37°F) at night to a warm 28°C (83°F) during the day, with an average of 14°C (57°F). The month sees about 63 mm (2.5 in) of precipitation over approximately 10 days, accompanied by a humidity level of 79%. In contrast, November experiences colder temperatures, with nighttime lows dropping to -3°C (27°F) and daytime highs peaking at 16°C (61°F), averaging around 8°C (46°F). This month is also wetter, with about 84 mm (3.3 in) of rainfall spread over 14 days and a higher humidity of 90%. For more detailed insights, check Abergavenny weather in November.
September and December present quite different weather conditions. In September, temperatures typically range from a mild 3°C (37°F) at night to a warm 28°C (83°F) during the day, with an average temperature of 14°C (57°F). The month sees about 63 mm (2.5 in) of precipitation over approximately 10 days, accompanied by a humidity level of 79%. In contrast, December brings a significant drop in temperature, with nighttime lows plummeting to -8°C (17°F) and daytime highs only reaching 13°C (56°F). The average temperature falls to around 6°C (43°F). Additionally, December experiences more rainfall, totaling 108 mm (4.3 in) spread over 16 days, and a higher humidity of 89%. For more detailed information, you can check Abergavenny weather in December.
As summer gently transitions into autumn, September in Abergavenny presents a unique blend of warmth and freshness. With maximum temperatures occasionally reaching up to 28°C (83°F), the month offers lingering sunny days that contrast sharply with the cooler mornings, which can drop to as low as 3°C (37°F). While rainfall is not uncommon, averaging around 63 mm (2.5 in) over approximately ten days, the humidity remains relatively high at 79%, contributing to a crisp yet comfortable atmosphere. This dynamic climate makes September a delightful time to experience Abergavenny's natural beauty. For more insights into weather trends throughout the year, explore the comprehensive details at Abergavenny Climate.