Last updated: March 17, 2025
Experience the dynamic September weather of Innerleithen, United Kingdom, where the landscape transitions from the warmth of late summer to the crispness of autumn. This month boasts a maximum temperature of 26°C (79°F), offering occasional sunny spells, while the average temperature settles around 11°C (53°F). Visitors should prepare for cool nights, as the minimum temperature can drop to 1°C (35°F). With 78 mm (3.1 in) of rainfall spread across 14 days, rainy spells contribute to the region's lush greenery, alongside a comfortable humidity level of 88%. Whether you're exploring scenic trails or enjoying cozy evenings, September in Innerleithen presents a captivating mix of weather to savor.
September in Innerleithen heralds the gentle transition from summer to autumn, with temperatures reflecting this shift. The month begins with a minimum of around 1°C (35°F), while the average climbs to a comfortable 11°C (53°F), and the maximum can reach an inviting 26°C (79°F). This warm peak is a delightful close to the warmer months, making September an ideal time for exploration. As the days grow shorter, the crispness in the air hints at the cooler months ahead, yet the lingering warmth allows for outdoor activities and harvest festivities. With such a blend of warm days and cool nights, September in Innerleithen offers a refreshing glimpse of autumn's approach, encapsulating a time of change and beauty.
September in Innerleithen, United Kingdom, sees a moderate precipitation amount of 78 mm (3.1 in), falling nicely in line with the wetter summer months, yet distinctly less than August’s 121 mm (4.8 in). The month experiences rain on about 14 days, contributing to a refreshing transition into autumn. This pattern reflects a gradual tapering off from the intense precipitation earlier in the year, particularly from the rainy spells of February and August. Overall, September balances out the wetter periods without becoming overly drenched, making it a pleasant month for enjoying the changing scenery.
In September, Innerleithen experiences a notable rise in humidity, reaching 88%, which is a slight increase from the preceding months of summer. This uptick suggests a transition from the drier late summer months, characterized by an average humidity of around 82%, into a wetter autumn season. As mild temperatures begin to shift, the growing moisture levels pave the way for the inevitable chill that will characterize the coming months, particularly October and November, where humidity peaks at 90% and 92% respectively. This trend highlights how Innerleithen's climate oscillates, melding warmth with moisture, as the seasonal cycles unfold.
As September arrives in Innerleithen, United Kingdom, the UV Index sits at a moderate level of 5, reflecting a slight decrease from the peak summer months. This indicates a shift towards more comfortable outdoor conditions, with a suggested burn time of 30 minutes for unprotected skin. While visitors can still enjoy the sun during this month, it's wise to practice sun safety, especially as the days begin to shorten. Notably, this drop from August's UV Index of 6 suggests that although sunlight remains enjoyable, the intensity is gradually mellowing as autumn approaches. For further insights into the trends and variations throughout the year, visit Innerleithen UV Index.
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As summer wanes, September in Innerleithen offers a delightful blend of warmth and vibrant autumn hues, basking in an average of 278 hours of sunshine. This marks a gentle decline from the sun-drenched heights of May and July, which soar to 384 and 382 hours respectively. The gradual reduction in daylight is a precursor to the cozy months ahead, yet September maintains a generous share of sunlight, providing perfect opportunities for outdoor activities amid the beautiful landscapes. While the sunshine hours dip compared to the peak summer months like June and July, they significantly surpass the gloomy days of winter, ensuring that Innerleithen remains a picturesque retreat.
In Innerleithen, the likelihood of sunny weather takes a noticeable dip in September, with only a 17% chance of sun. This month follows a generally inconsistent trend of fluctuating sunshine levels throughout the year, peaking in April at 46% and experiencing a notable decline into the autumn months. June, July, and August also offer relatively higher probabilities of sunshine, yet September marks a shift as summer gives way to the cooler embrace of autumn. Despite this decrease, the return of brighter days in November and the occasional unexpected sunny spell make it clear that Innerleithen's weather is as unpredictable as it is charming.
As summer transitions to autumn in Innerleithen, September offers a gentle decline in daylight, providing an average of 12 hours of natural light. This period marks a noticeable shift from the sunlit abundance of June, with its peak of 17 hours, to the gradually shortening days that signal the approach of winter. Following August's 14 hours, September reveals a crisp change in the atmosphere, as the lush greenery begins to take on the warm hues of fall. This harmonious mix of light and shadow invites residents and visitors alike to relish the beauty of the changing seasons, making each day a delightful experience before the daylight dwindles further into the darker months ahead.
As September arrives in Innerleithen, the wind begins to gently pick up, averaging 3.4 m/s (8 mph). This transition marks a slight increase from the summer months, where July recorded its calmest winds at just 2.3 m/s (5 mph). Comparatively, September’s breeze creates a refreshing atmosphere as autumn sets in, offering a contrast to August's subtle 3.0 m/s (7 mph) gusts. The wind speeds in September are also a prelude to the heartier gales of autumn, which see an increase in the following months, with October and November averaging around 5.0 m/s (11 mph). This gradual shift underscores the dynamic weather patterns of Innerleithen, reflecting the changing seasons and inviting locals and visitors alike to enjoy the crisp air of early fall.
The weather in Innerleithen 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 Innerleithen and find detailed weather information for every month.
September and January present strikingly different weather conditions. In September, temperatures range from a minimum of 1°C (35°F) to a pleasant maximum of 26°C (79°F), with an average of 11°C (53°F). The month is relatively wetter, experiencing about 78 mm (3.1 in) of precipitation over 14 days, coupled with a high humidity level of 88%. In contrast, January is much colder, with temperatures dipping as low as -13°C (9°F) and a maximum of 12°C (53°F), averaging around 3°C (37°F). Precipitation in January is slightly lower at 66 mm (2.6 in) over 11 days, and the humidity remains high at 90%. For more detailed information, check out the Innerleithen weather in January.
September and February present a stark contrast in weather conditions. In September, temperatures range from a minimum of 1°C (35°F) to a maximum of 26°C (79°F), with an average of 11°C (53°F) and generally some pleasant days. The month sees around 78 mm (3.1 in) of precipitation over approximately 14 days, while humidity remains high at 88%. In contrast, February experiences colder temperatures, with a minimum of -11°C (12°F) and a maximum of 14°C (58°F), averaging just 3°C (38°F). Precipitation is higher at 115 mm (4.5 in), occurring on around 16 days, yet humidity holds steady at 88%. For more detailed information, you can check Innerleithen weather in February.
In comparing the weather of September and March, September typically presents a warmer climate, with average temperatures ranging from 1°C (35°F) at night to a maximum of 26°C (79°F) during the day. In contrast, March is noticeably colder, with temperatures varying from a minimum of -7°C (20°F) to a maximum of 16°C (61°F). Precipitation in March is slightly higher, totaling 98 mm (3.9 in) over 17 days, compared to September's 78 mm (3.1 in) across 14 days. Both months maintain high humidity levels, with March at 86% and September at 88%. For more specific insights into March weather, you can check Innerleithen weather in March.
September and April present contrasting weather conditions. In September, temperatures range from a minimum of 1°C (35°F) to a comfortable average of 11°C (53°F), peaking at a pleasant 26°C (79°F). This month also experiences higher precipitation, totaling 78 mm (3.1 in) over about 14 days, accompanied by relatively high humidity at 88%. In contrast, April begins with cooler temperatures, with a minimum of -5°C (24°F) and an average of just 6°C (44°F), reaching a maximum of 21°C (69°F). This month is drier, with only 43 mm (1.7 in) of rainfall across about 9 days and a slightly lower humidity of 85%. For a more detailed look at conditions in April, check out Innerleithen weather in April.
When comparing the weather in September and May, we observe notable differences in temperature and precipitation. September usually experiences a wider temperature range, with minimums around 1°C (35°F), averages of 11°C (53°F), and maximums reaching 26°C (79°F). In contrast, May is typically cooler, with minimums dipping to -3°C (28°F), average temperatures at 10°C (49°F), and maximums slightly lower at 25°C (77°F). Both months see significant rainfall, but September has slightly more precipitation at 78 mm (3.1 in) over 14 days, compared to May's 68 mm (2.7 in) over 15 days. Humidity levels are also a bit higher in September at 88%, compared to May's 80%. For more detailed weather information, you can check Innerleithen weather in May.
In comparing the weather between September and June, it's evident that both months experience a similar maximum temperature, peaking at around 26°C (79°F) in September and 26°C (80°F) in June. However, September tends to be cooler overall, with an average temperature of 11°C (53°F) compared to June's warmer average of 13°C (55°F). Additionally, September sees slightly higher humidity at 88% and lower minimum temperatures, dipping as low as 1°C (35°F), whereas June has a minimum of 4°C (39°F). Rainfall is notable in both months; however, June experiences more precipitation with 99 mm (3.9 in) compared to September’s 78 mm (3.1 in), and both months report rainfall on approximately 14 days. For a more detailed look at June weather, you can check this link: Innerleithen weather in June.
When comparing the weather in September and July, September tends to be cooler with average temperatures ranging from 1°C (35°F) to 26°C (79°F), while July offers slightly warmer conditions with temperatures ranging from 5°C (42°F) to 28°C (83°F). Additionally, September experiences more consistent precipitation, with 78 mm (3.1 in) falling over 14 days, compared to July's 94 mm (3.7 in) spread over 16 days. Humidity levels also differ slightly, with September at 88% and July at 82%. For a detailed look at July's climate, visit Innerleithen weather in July.
In September, temperatures range from a cool minimum of 1°C (35°F) to a pleasant maximum of 26°C (79°F), with an average of 11°C (53°F). This month experiences slightly less precipitation than August, totaling 78 mm (3.1 in) across 14 days of rain, while the humidity is notably high at 88%. In contrast, August sees warmer temperatures, with a minimum of 5°C (41°F), an average of 14°C (57°F), and the same maximum of 26°C (78°F). However, it is wetter, receiving 121 mm (4.8 in) over 18 days, with humidity levels at a lower 82%. For a more detailed comparison, check out the Innerleithen weather in August.
September and October showcase a notable transition in weather patterns. September typically experiences a wider temperature range, with minimums around 1°C (35°F) and maximums peaking at 26°C (79°F), leading to an average of 11°C (53°F). This month sees about 78 mm (3.1 in) of precipitation over 14 days, with humidity levels at a high 88%. In contrast, October brings cooler temperatures, with minimums dropping to -4°C (25°F) and a lower average of 9°C (48°F). The month also tends to be wetter, accumulating 108 mm (4.3 in) of rain over 17 days, along with slightly increased humidity at 90%. For a detailed look at October weather in Innerleithen, you can check out Innerleithen weather in October.
September and November showcase a significant shift in weather conditions. In September, temperatures range from a mild 1°C (35°F) at night to a warm 26°C (79°F) during the day, with an average of 11°C (53°F). The month sees about 78 mm (3.1 in) of precipitation over 14 days, accompanied by high humidity at 88%. In contrast, November's weather is markedly cooler, with temperatures dipping from a minimum of -5°C (24°F) to a maximum of 13°C (55°F), averaging just 5°C (42°F). The precipitation rises slightly to 79 mm (3.1 in) across 16 days, and humidity increases to 92%. For a closer look at November's weather, check out Innerleithen weather in November.
Comparing the weather in September and December reveals notable differences. In September, temperatures range from a minimum of 1°C (35°F) to a maximum of 26°C (79°F), with an average temperature of 11°C (53°F). The month experiences 78 mm (3.1 in) of precipitation over about 14 days, accompanied by high humidity at 88%. Conversely, December features much colder conditions, with temperatures ranging from a brisk -7°C (19°F) to a maximum of 11°C (53°F) and an average of 3°C (38°F). Precipitation in December increases slightly to 84 mm (3.3 in) over 15 days, and humidity remains similar at 89%. This shift indicates a transition from the mild and variable weather of early autumn to the cold and damp conditions typical of winter. For more details, you can explore Innerleithen weather in December.
As September unfolds in Innerleithen, the weather showcases a captivating transition from the summer warmth to the crispness of autumn. With maximum temperatures reaching a pleasant 26°C, the month begins with mild days, but as it progresses, nights can dip significantly, often dropping to chilly 1°C. Consistent rainfall marks the month, with 14 days experiencing precipitation, resulting in an average of 78 mm—making it one of the wetter months of the year. Coupled with high humidity levels around 88%, September embodies a unique blend of late summer warmth and early autumn freshness. For more insights on how Innerleithen's weather shapes the seasons, visit Innerleithen Climate.