Last updated: March 17, 2025
In September, Barry, United Kingdom experiences a delightful mix of weather, characterized by a notable maximum temperature of 27°C (81°F) and an average of 15°C (59°F). With a minimum temperature dipping to 4°C (40°F), this month showcases the region's transitional charm. Rain is a frequent visitor, delivering a total of 81 mm (3.2 in) over approximately 12 days, contributing to the region's lush landscapes. The humidity level remains relatively high at 79%, adding a hint of warmth to the cooling autumn air. This blend of elements makes September an intriguing time to explore Barry’s natural beauty.
In Barry, United Kingdom, September marks a delightful transition into autumn, showcasing a mild climate with temperatures that start to dip from the summer highs. The month opens with a minimum of 4°C (40°F), while the average temperature settles at a comfortable 15°C (59°F), and daytime highs can reach up to 27°C (81°F). This represents a gentle decrease from the sizzling heights of August, indicating a shift toward cooler conditions. As daylight hours shorten and leaves begin to change, September offers a pleasant balance of warmth and crispness, making it an ideal time for outdoor activities amidst the stunning autumn scenery.
In September, Barry, United Kingdom, experiences a moderate precipitation level of 81 mm (3.2 in), consistently in line with the summer month's trend and showcasing the region's gradual shift toward autumn. The rainfall is spread across 12 days, maintaining a balance that mirrors the preceding months rather than the wetter conditions typical of later autumn. This pattern is indicative of a transition where the warm summer rains begin to give way to the more robust downpours of October, which boasts a significant increase to 135 mm (5.3 in). As the landscape dons its fall attire, September serves as a bridge between the lush, sun-kissed summer and the impending autumnal showers, making it a pivotal time for both nature and residents alike.
As summer fades into autumn, September in Barry, United Kingdom, witnesses a notable shift in humidity, with levels averaging around 79%. This marks a slight increase from the drier months of July and August, where humidity dipped to 70% and 73%, respectively. It's a transitional period that starts to bridge the season's warmth with the cooler, wetter months ahead. As the month progresses, residents may feel the air becoming more saturated, hinting at the upcoming rise to 89% in October. Overall, September serves as a gentle reminder of autumn's approach, with humidity levels gradually reflecting the changing season while still retaining a hint of summer's warmth.
In September, Barry, United Kingdom, experiences a UV Index of 6, indicating a high exposure category that calls for caution during outdoor activities. With a burn time of just 25 minutes, it's essential for residents and visitors to plan their sun exposure wisely. This month marks a slight decrease from the very high readings of July and June, yet it remains higher than the spring months. As summer transitions to autumn, the UV intensity still warrants protective measures, especially during peak sunlight hours. For more detailed insights on sun safety, visit Barry UV Index.
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In Barry, United Kingdom, September enjoys a moderate 279 hours of sunshine, marking a pleasant transition from the peak summer months. This delightful month, while still basking in the aftermath of July's impressive 399 hours, showcases a gradual decrease in sunlight as autumn approaches. Notably, September retains significantly more sunshine than the chilly winter months ahead, with October and November dipping to 224 and 121 hours respectively. The data reflects a broader trend of increasing daylight from early January through to the summer, peaking in July, before the gradual decline signals the shift toward colder seasons. September, therefore, serves as a beautiful bridge, wrapping up summer while still offering ample sun for outdoor activities.
As summer draws to a close, September in Barry, United Kingdom presents a moderate 28% chance of sunny weather. This marks a slight dip from the warmth of August, which boasts a 30% likelihood of sunshine. However, it remains an improvement when juxtaposed with the earlier months of the year, where the chances are significantly lower—hovering around 21% in January and February, and peaking only at 52% in the vibrant month of April. Overall, while September may not guarantee a sun-soaked experience, it still offers the potential for pleasant days as autumn begins to set in, making it an inviting time for outdoor pursuits before the chill of October arrives.
As September graces Barry, the daylight begins its gentle descent, offering around 12 hours of sunlight—a comfortable balance between the lingering warmth of summer and the impending chill of autumn. Following a radiant peak in June and July, when the sun generously illuminated the skies for 16 hours, daylight gradually wanes through August's 14 hours and into September. This month serves as a subtle reminder of nature's rhythm, transitioning from the vibrant and lengthy summer days towards the shorter and cozier months of autumn. With each passing week, the daylight diminishes, preparing us for the eventually deeper shades of October, where only 10 hours of daylight remain. Overall, September’s moderate daylight duration invites a peaceful reflective period, as the community of Barry embraces the changing season.
As September rolls into Barry, United Kingdom, the average wind speed settles at a gentle 3.7 m/s (8 mph), mirroring the calmer breezes of late summer. This marks a noticeable decrease from the brisk winds experienced in early spring, where speeds peaked at 5.7 m/s (13 mph) in February. The trend of diminishing winds continues into the fall, suggesting a transition towards more stable, tranquil weather as the year progresses. October sees a slight uptick to 4.8 m/s (11 mph), hinting at a resurgence as the changing seasons usher in cooler air. Overall, September's winds are a serene prelude to the gustier months ahead, inviting a gentle start to autumn in this coastal town.
The weather in Barry 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 Barry and find detailed weather information for every month.
September's weather showcases a warming transition from summer, with temperatures ranging from a cool 4°C (40°F) at night to a pleasant 27°C (81°F) during the day, averaging around 15°C (59°F). The month experiences moderate precipitation of 81 mm (3.2 in) over 12 days, paired with a humidity level of 79%. In contrast, January brings a significant drop in temperatures, with minimums plunging to -3°C (27°F) and daytime highs peaking at 13°C (56°F), averaging only 6°C (42°F). Although precipitation is slightly lower at 75 mm (3.0 in) across the same number of days, the humidity rises to 88%, creating a chillier atmosphere. For more details on January weather, visit Barry weather in January.
In September, temperatures typically range from a minimum of 4°C (40°F) to a maximum of 27°C (81°F), with an average of 15°C (59°F). The month features 81 mm (3.2 in) of precipitation spread over about 12 days, alongside a humidity level of 79%. In contrast, February experiences colder conditions with temperatures ranging from -4°C (26°F) to 15°C (60°F), averaging just 6°C (44°F). Rainfall is more substantial during this month, totaling 101 mm (4.0 in) over approximately 14 days, and humidity rises to 88%. Overall, September feels noticeably warmer and drier compared to the chillier and wetter February weather. For more detailed information, you can check Barry weather in February.
September and March present contrasting weather patterns. In September, temperatures range from a mild 4°C (40°F) at night to a warm 27°C (81°F) during the day, with an average of 15°C (59°F). While the month sees approximately 81 mm (3.2 in) of precipitation spread over 12 days, humidity is relatively moderate at 79%. In contrast, March tends to be cooler, with temperatures dipping as low as -5°C (22°F) and reaching a maximum of 18°C (65°F). The average temperature is only 7°C (45°F), and precipitation increases slightly to 97 mm (3.8 in) over 15 days, accompanied by higher humidity levels at 86%. For more detailed information, check Barry weather in March.
In comparing the weather of September and April, September generally presents warmer temperatures, with an average of 15°C (59°F) and a maximum reaching 27°C (81°F), contrasting with April's cooler average of 9°C (49°F) and a high of 20°C (69°F). Precipitation in September amounts to 81 mm (3.2 in) over 12 days, while April sees less rain, totaling 57 mm (2.2 in) across 10 days. Additionally, September's humidity, at 79%, is slightly lower than April's at 84%, indicating a more comfortable atmosphere in the former month. For a closer look at Barry's April weather specifics, you can visit Barry weather in April.
September and May present distinct weather patterns, with September generally being warmer and slightly wetter than May. In September, temperatures range from a minimum of 4°C (40°F) to a maximum of 27°C (81°F), averaging around 15°C (59°F), while May's temperatures vary from 2°C (35°F) to 24°C (76°F), with an average of 12°C (54°F). Both months experience similar precipitation levels of around 79-81mm, occurring on approximately 12 days, and humidity levels are quite comparable, hovering around 79% in September and 80% in May. For more detailed information on May weather, you can visit Barry weather in May.
In comparing the weather between September and June, both months feature similar average temperatures, averaging around 15°C (59°F) to 15°C (60°F). However, September tends to have slightly cooler minimum temperatures, dipping to 4°C (40°F) compared to June's 7°C (45°F). Rainfall is also comparable, with September receiving 81 mm (3.2 in) and June slightly higher at 84 mm (3.3 in), each experiencing precipitation on about 12 days. Humidity levels are quite similar, with September at 79% and June at 80%. For more detailed information about weather conditions in June, you can check Barry weather in June.
In comparison to July, September offers a wider range of temperatures, with minimums dropping to 4°C (40°F) while still reaching a comfortable maximum of 27°C (81°F). The average temperature in September is around 15°C (59°F), slightly cooler than July's average of 17°C (63°F). Both months experience similar precipitation levels, with September seeing 81 mm (3.2 in) and July close behind at 85 mm (3.3 in), each with approximately 12 rainy days. However, September's higher humidity, at 79%, gives it a more humid feel compared to July's 70%. For a closer look at July's weather patterns, you can refer to Barry weather in July.
In comparing the weather of September and August, September generally offers cooler temperatures, with a minimum of 4°C (40°F) and an average temperature of 15°C (59°F), while August sees warmer temperatures, with a minimum of 9°C (48°F) and an average of 17°C (62°F). Both months experience considerable precipitation, but September has slightly less at 81 mm (3.2 in) over 12 days compared to August's 97 mm (3.8 in) over 13 days. Humidity is also higher in September at 79%, compared to August's 73%. For a more detailed view of August weather, you can check Barry weather in August.
September weather typically presents a pleasant transition from summer to autumn, with temperatures ranging from a minimum of 4°C (40°F) to a maximum of 27°C (81°F). The average temperature hovers around 15°C (59°F), accompanied by 81 mm (3.2 in) of precipitation over about 12 days and a humidity level of 79%.
In contrast, October ushers in noticeably cooler temperatures, with lows dropping to 1°C (33°F) and highs reaching only 21°C (70°F). The average temperature decreases to 12°C (54°F), while precipitation increases to 135 mm (5.3 in) spread across approximately 16 days, and humidity rises to 89%. This shift marks a more pronounced presence of autumn weather. For more detailed insights into October's climate, check out Barry weather in October.
In September, the weather is generally milder with temperatures ranging from a minimum of 4°C (40°F) to a pleasant maximum of 27°C (81°F) and an average of 15°C (59°F). However, it also experiences around 81 mm (3.2 in) of precipitation over approximately 12 days, with humidity levels at 79%. In contrast, November brings a notable drop in temperatures, with a minimum of -1°C (30°F) and an average of 9°C (48°F), peaking at 16°C (61°F). The month is slightly wetter, seeing 99 mm (3.9 in) of precipitation over about 15 days and higher humidity at 90%. For a deeper look into November weather patterns, check Barry weather in November.
In September, the weather is generally milder, with temperatures ranging from a minimum of 4°C (40°F) to a maximum of 27°C (81°F) and an average of 15°C (59°F). The month sees about 81 mm (3.2 in) of precipitation over 12 days, accompanied by a humidity level of 79%. In contrast, December brings much colder temperatures, with a minimum of -4°C (26°F) and a maximum of 13°C (56°F), averaging around 7°C (45°F). Additionally, December experiences higher precipitation levels at 130 mm (5.1 in) over 17 days and increased humidity at 89%. For more detailed weather information, you can check Barry weather in December.
As September rolls in, Barry's weather begins to shift, offering a delightful transition from the warmth of summer to the crispness of autumn. With an average temperature of 15°C, the days are pleasantly mild, making it an ideal time for outdoor activities. Unlike the hotter summer months, September sees a noticeable increase in humidity levels, sitting at a cozy 79%, and a bit of rain, averaging 81 mm across about 12 days. This combination adds a refreshing quality to the air, yet it can also lead to occasional showers, distinguishing it from drier months prior. For those interested in understanding how these weather patterns affect the overall climate, explore more at Barry Climate.