Last updated: March 17, 2025
Saint Agnes, located in the picturesque surroundings of the United Kingdom, experiences a charming September with temperatures ranging from a mild 8°C (47°F) to a pleasant maximum of 26°C (79°F). The month boasts an average temperature of 15°C (60°F), making it an inviting time for outdoor activities. However, visitors should be prepared for occasional rain, as 67 mm (2.6 in) of precipitation falls across 12 days. With humidity levels at 85%, the air feels refreshingly crisp, adding to the allure of this coastal gem. Whether you’re exploring its stunning beaches or enjoying local festivities, Saint Agnes in September offers a delightful blend of warmth and coastal beauty.
In Saint Agnes, United Kingdom, September marks a transition towards milder autumn temperatures, showcasing a charming end to the summer season. With minimum temperatures averaging around 8°C (47°F) and peak highs reaching up to 26°C (79°F), the month strikes a balance between warmth and the crispness of fall. The average temperature settles at a comfortable 15°C (60°F), making it a delightful time for outdoor activities amidst the scenic surroundings. This trend of gradually cooling down from the warmth of the summer is evident, but September still holds onto the lingering sunny days, inviting residents and visitors alike to enjoy its gentle climate before the colder months set in.
In September, Saint Agnes experiences a transition in its weather patterns, with an average precipitation of 67 mm (2.6 in), aligning closely with the late summer months. This amount falls within a moderate range, echoing the rainfall figures from August, while showing a slight uptick as the region shifts towards autumn. Notably, precipitation occurs over 12 days, maintaining a consistent rhythm that reflects the typical British climate where rain is both expected and embraced. As the month draws to a close, the forecast hints at an approaching increase in rainfall, as evident in the notable jump to 118 mm (4.6 in) in October, inviting autumn's signature downpours.
In September, humidity levels in Saint Agnes remain notably high at 85%, continuing the trend of elevated moisture that characterizes the late summer months. Following the humid peaks of July and August, which recorded 87% and 86% respectively, September marks a slight dip before autumn sets in. This modest decrease is typical as the season transitions, yet the humidity remains well above the annual average, creating a comfortable, albeit sticky, atmosphere. Overall, the humidity in Saint Agnes gradually eases into fall, but September still holds onto the lingering warmth of summer, setting the stage for the cooler months ahead.
As September rolls into Saint Agnes, the UV Index dips to 6, signifying a high exposure category, which means careful sun management is still vital. After the peak summer months of June and July, when the index soared to 9 and 8 respectively, September's sunlight remains strong, allowing for 25 minutes of safe sun exposure. This month serves as a gentle reminder to stay vigilant about UV protection, as longer exposure can still lead to sunburn. Comparatively, the UV Index gradually lowers as the year progresses, with October set at 4, hinting at the cooler months ahead. For detailed insights on UV levels throughout the year, explore Saint Agnes UV Index.
UV Risk Categories
September in Saint Agnes graces residents and visitors alike with a beautiful transition from the vibrant summer months. After basking in a generous average of 427 hours of sunshine throughout July, the golden rays begin to soften, yielding to a more tempered but still pleasant 329 hours in September. This decline signals the onset of autumn, yet the lingering warmth invites beach strolls and scenic hikes, making it a delightful time to explore the stunning coastal landscapes. The sunshine hours in September, while reduced from the peak of summer, remain significantly higher than the winter months ahead, suggesting that the charm of Saint Agnes lingers longer than one might expect, providing a perfect backdrop for enjoying the changing seasons.
As summer transitions into autumn, September in Saint Agnes, United Kingdom presents a modest 31% chance of sunny weather. This figure, while slightly above the percentages seen in the previous months of June, July, and August, reflects a gradual decline from the brighter days of late spring, where April offered a balanced 50% of sunshine. Compared to winter months like December and November, which struggle with just 19% and 22% chances of sun respectively, September shows a promising shift towards milder, sunnier conditions. While still less sunny than the peak months of late spring, early autumn offers a delightful blend of warmth and light, making it a charming time to soak up the outdoors before the grayness of winter sets in.
As summer fades into autumn, September in Saint Agnes brings a delightful shift in daylight duration, featuring 12 hours of light—a gentle decline from the lengthy days of summer. Following the peak of 16-hour days in June, the days gradually shorten, with September experiencing more sunlight than the upcoming months, October and November, which both dip back down to 10 and 8 hours respectively. This transitional month invites a unique blend of lingering summer warmth and the crispness of fall, creating a perfect backdrop for outdoor activities and scenic views before the shorter days settle in for the winter.
In September, the winds in Saint Agnes begin to soften, registering an average speed of 4.4 m/s (10 mph)—a notable dip from earlier months. Throughout the summer, wind speeds lingered around the low to moderate range, with July and August hovering near 4.5 m/s and 4.8 m/s respectively. This gentle breeze sets the tone for the transition into autumn, contrasting sharply with the brisker winds of January and February, which boast averages over 7 m/s. As the year moves forward, especially into October, expect a slight uptick in wind speeds, reminding us of the dynamic shifts that characterize coastal weather in this charming corner of the United Kingdom.
The weather in Saint Agnes 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 Saint Agnes and find detailed weather information for every month.
September and January exhibit distinct differences in weather patterns. In September, temperatures range from a minimum of 8°C (47°F) to a maximum of 26°C (79°F), with an average of 15°C (60°F), creating a more temperate climate ideal for outdoor activities. The month experiences about 67 mm (2.6 in) of precipitation over 12 days, with high humidity at 85%. In contrast, January sees cooler temperatures, with a minimum of 0°C (32°F) and a maximum of 14°C (58°F), averaging around 8°C (46°F). While precipitation is slightly higher at 70 mm (2.8 in) over the same number of days, humidity remains relatively lower at 81%. For more detailed information, you can refer to this link: Saint Agnes weather in January.
In comparing the weather of September and February, we observe distinct differences in temperature and precipitation. September enjoys milder temperatures, with averages around 15°C (60°F), peaking at a pleasant 26°C (79°F), while February feels much colder, averaging only 8°C (47°F) and reaching a maximum of 14°C (58°F). Humidity levels are similar, with September slightly higher at 85% compared to February's 84%. However, February tends to be wetter, recording 85 mm (3.4 in) of precipitation over 16 days, compared to September's 67 mm (2.6 in) spread over 12 days. For more details on February weather, visit Saint Agnes weather in February.
In comparing the weather between September and March, one can see distinct differences. September typically enjoys milder temperatures, with averages around 15°C (60°F) and maximums reaching 26°C (79°F), whereas March sees cooler conditions, with an average of only 9°C (48°F) and a maximum of 16°C (61°F). Precipitation levels are higher in March, totaling 84 mm (3.3 in) over 17 days, compared to September's 67 mm (2.6 in) across 12 days. Humidity levels are relatively similar, with September at 85% and March slightly lower at 83%. For a more detailed analysis, you can check the link: Saint Agnes weather in March.
In comparing the weather of September and April, September tends to be milder and warmer, with average temperatures ranging from a minimum of 8°C (47°F) to a maximum of 26°C (79°F). In contrast, April sees cooler conditions, with temperatures typically between 2°C (35°F) and 20°C (68°F). Additionally, September experiences higher precipitation levels, totaling 67 mm (2.6 in) over about 12 days, while April records slightly less at 50 mm (2.0 in) across 9 days. Humidity levels are fairly similar in both months, with September at 85% and April slightly lower at 84%. For a closer look at April's weather, you can visit Saint Agnes weather in April.
In comparing the weather of September and May, September generally offers warmer temperatures, with an average of 15°C (60°F) and a maximum that reaches up to 26°C (79°F), while May has a cooler average of 12°C (54°F) with highs of 22°C (72°F). Despite the warmth of September, both months experience similar precipitation levels, each recording about 65 to 67 mm (2.5 to 2.6 in) over 12 days, contributing to a consistent humidity of 85%. If you’re interested in more detailed information on May weather, you can check this link: Saint Agnes weather in May.
In comparing the weather of September and June, both months exhibit similar temperature ranges, with minimums around 8°C (47°F) and maximums reaching 26°C (79-80°F). However, September often feels a bit warmer on average, with a slightly higher average temperature of 15°C (60°F) compared to June's 15°C (59°F). Precipitation levels in June are slightly higher at 82 mm (3.2 in) over 13 days, while September sees 67 mm (2.6 in) over 12 days, indicating a relatively drier month. Both months experience high humidity, with September at 85% and June at 86%. For more detailed insights into June weather patterns, you can visit Saint Agnes weather in June.
When comparing the weather between September and July, both months experience similar maximum temperatures, with July averaging around 26°C (80°F) and September peaking at the same temperature. However, September tends to be cooler, with a minimum temperature of 8°C (47°F) compared to July's 11°C (52°F). Precipitation levels are nearly identical, with both months receiving about 67 mm (2.6 in) of rain over roughly the same number of days—12 in September and 11 in July. The humidity is also fairly high for both months, at 85% in September and 87% in July, creating a consistently damp atmosphere. For more detailed information about July weather in Saint Agnes, visit Saint Agnes weather in July.
In comparing the weather of September and August, September tends to be cooler, with average temperatures dropping from 17°C (62°F) in August to 15°C (60°F) in September. The minimum temperature also decreases from 11°C (53°F) in August to 8°C (47°F) in September, while the maximum temperature is slightly higher in September, reaching 26°C (79°F). Additionally, both months experience significant rainfall, with September receiving 67 mm (2.6 inches) of precipitation over 12 days, compared to August's 62 mm (2.4 inches) over 13 days. Humidity levels remain relatively high in both months, averaging around 85% in September and 86% in August. For a detailed look at August's weather, you can visit Saint Agnes weather in August.
September and October present a noticeable shift in weather patterns. In September, temperatures range from a mild minimum of 8°C (47°F) to a pleasant maximum of 26°C (79°F), with an average of 15°C (60°F). The month sees moderate precipitation, totaling 67 mm (2.6 in) over about 12 days, maintaining a relatively high humidity of 85%. In contrast, October experiences cooler temperatures, with minimums dropping to 2°C (37°F) and maximums reaching only 19°C (67°F), yielding an average temperature of 13°C (55°F). This month also brings increased rainfall, amounting to 118 mm (4.6 in) over 15 days, while humidity remains steady at 85%. For more details, you can check Saint Agnes weather in October.
In September, the weather is generally warmer, with average temperatures ranging from a minimum of 8°C (47°F) to a maximum of 26°C (79°F), creating a pleasant atmosphere for outdoor activities. However, the month sees moderate rainfall, accumulating around 67 mm (2.6 in) over 12 days, alongside a relatively high humidity level of 85%. In contrast, November brings cooler temperatures, with an average ranging from a minimum of 2°C (37°F) to a maximum of 16°C (61°F). This month experiences increased precipitation, totaling about 100 mm (3.9 in) over 18 days, and a slightly lower humidity of 82%. For more detailed weather insights, you can visit Saint Agnes weather in November.
In September, temperatures are generally milder, with a minimum of 8°C (47°F) and an average of 15°C (60°F), peaking at a comfortable 26°C (79°F). The month sees about 67 mm (2.6 in) of precipitation over approximately 12 days, coupled with high humidity at 85%. In contrast, December experiences a significant drop in temperatures, with a minimum of 2°C (36°F) and an average of only 9°C (49°F), while the maximum reaches just 14°C (58°F). Precipitation increases substantially to 123 mm (4.8 in) over 20 days, and humidity remains relatively high at 80%. For a more detailed insight into December conditions, check Saint Agnes weather in December.
As summer wanes, September in Saint Agnes brings a charming transition into autumn, characterized by a marked drop in temperatures compared to the peak of summer. With an average temperature sitting comfortably around 15°C (60°F), the days are pleasantly warm, occasionally peaking at a delightful 26°C (79°F), yet evenings can feel crisp as the minimum drops to a brisk 8°C (47°F). Despite higher humidity levels around 85% and a notable 67 mm of precipitation over 12 days, the month retains a unique beauty, where the vibrant foliage and fresh sea breezes create a picturesque atmosphere. For a comprehensive overview of weather patterns, explore Saint Agnes Climate.