Last updated: March 17, 2025
September in Walthamstow, United Kingdom, offers a pleasant mix of temperatures and weather patterns. With a maximum temperature reaching 28°C (83°F), the month showcases warmth that provides a welcome transition into autumn. The average temperature settles comfortably at 15°C (60°F), while the minimum drops to 4°C (40°F), reminding residents of the cooler nights ahead. Rainfall is moderate, with 45 mm (1.8 in) spread over 9 rain-soaked days, contributing to a humidity level of approximately 80%. This combination creates a unique climate that captures the essence of late summer while hinting at the beauty of fall.
September in Walthamstow, United Kingdom, heralds the gentle transition into autumn, offering a refreshing reprieve from the summer heat. With minimum temperatures settling around 4°C (40°F) and average highs reaching 28°C (83°F), the month showcases a delightful mix of warmth and coolness. This month often serves as a bridge, as temperatures start to dip from the summer highs seen in July and August, which frequently touch the mid-30s in Celsius. As the season shifts, Walthamstow experiences crisp, pleasant days that invite walks in the local parks, making it an ideal time for outdoor activities before the chill of October sets in. Whether you're enjoying a sunny afternoon or a cooler evening, September's climate perfectly encapsulates the beauty of early autumn in this vibrant borough.
September in Walthamstow marks a transition as summer fades, bringing a more moderate precipitation pattern. With 45 mm (1.8 in) of rain over 9 days, the month serves as a gentle reminder of the approaching autumn. This rainfall is notably less than the rainy peaks of the preceding months, like June and August, which saw more robust totals of 77 mm (3.0 in) and 72 mm (2.8 in) respectively. Despite this decrease, September's precipitation is consistent with the overall trends of the year, where late summer and early autumn typically usher in a mix of wet days amidst refreshing cooler weather. As the landscape dons its autumn hues, Walthamstow residents can expect an increasingly unpredictable mix of sun and rain ahead.
In September, Walthamstow experiences a slight increase in humidity, reaching 80% after the summer months. This marks a shift from the drier conditions of July and August, which recorded 76% and 73% respectively, indicating a trend towards higher moisture levels as autumn approaches. Following the warmest months, this uptick in humidity serves as a precursor to the wetter conditions of October and November, where humidity levels soar back to 89% and 92%, respectively. Overall, the gradual transition in September hints at the impending seasonal change, balancing the lingering warmth with the characteristic dampness of the fall in the United Kingdom.
As summer transitions into autumn, September in Walthamstow maintains a high UV Index of 6, necessitating care during sun exposure, with a burn time of just 25 minutes. This month marks a slight drop from the peak UV levels experienced in July and June, where values soared to 8, indicating very high exposure risks. The lingering high UV conditions in September encourage residents and visitors alike to remain vigilant and protect their skin, particularly as outdoor activities continue in the pleasant early fall weather. As you navigate this seasonal shift, staying informed is key—check out the detailed insights at Walthamstow UV Index to ensure you're well-prepared for sun exposure.
UV Risk Categories
As September rolls into Walthamstow, the days continue to bask in a generous 300 hours of sunshine, a delightful contrast to the winter months that follow. This month reflects a gradual decline from the summer peak of July's impressive 405 hours, yet it still shines brightly compared to the early winter, making it one of the more luminous points in the year. The sunny spell of late summer promises a vibrant transition into autumn, with sunlight slowly tapering off as October's 240 hours draws near. This seasonal shift highlights how Walthamstow enjoys a splendid summer glow, often lingering into September, inviting residents to savor the warming rays before the colder months settle in.
When considering the likelihood of sunny weather in September in Walthamstow, the chance stands at 29%, placing it in line with several summer months like June and August, but lower than the vibrant spring of April with its 49%. This trend suggests that while September marks the transition to autumn, there is still a fair chance for sunny days, reminiscent of late summer. However, as the year progresses, the likelihood of sunshine diminishes, dropping to 25% in both October and November. Overall, September offers a blend of closing summer warmth and the onset of autumn, giving residents a decent chance to enjoy the last bits of sun before the cooler months set in.
As September rolls in, Walthamstow experiences a gentle shift in daylight, with about 12 hours of sunlight illuminating the days. Following the radiant 16 hours enjoyed in the height of summer, the month marks a gradual retreat into shorter days, yet there's still a vibrant warmth reminiscent of late summer. This decline continues into October, dropping to 10 hours of daylight, heralding the approach of autumn. September, with its lingering brightness, offers a perfect balance between the fading exuberance of summer and the cozy embrace of fall, making it a delightful time to relish outdoor activities before the days grow shorter.
As September unfolds in Walthamstow, the gentle embrace of autumn begins to signal a change in the air, bringing with it an average wind speed of 3.2 m/s (7 mph). This marks a noticeable drop from the bustling breezes of summer, where wind speeds hovered around 3.8 m/s in August. The transition is evident as the vibrant energy of the earlier months gives way to a softer, more subdued atmosphere. While January through March often see brisk winds above 4 m/s, the fall months tend to embrace a calmer, more reflective pace. With the winds tapering off in September, Walthamstow's landscape transforms, inviting residents to relish the crispness of early autumn and the slower rhythms that come with it.
The weather in Walthamstow 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 Walthamstow and find detailed weather information for every month.
September and January present contrasting weather patterns. In September, temperatures range from a mild 4°C (40°F) at night to a warm 28°C (83°F) during the day, with an average of 15°C (60°F) and relatively moderate humidity at 80%. On the other hand, January experiences much colder conditions, with temperatures dipping as low as -5°C (24°F) at night and reaching a maximum of only 14°C (58°F), resulting in an average of 5°C (41°F) and a higher humidity of 91%. Both months receive precipitation on about nine days, though January has a slightly higher total at 54 mm (2.1 in) compared to September's 45 mm (1.8 in). For more detailed information, you can refer to Walthamstow weather in January.
When comparing the weather in September and February, notable differences emerge. September typically sees milder temperatures, with a minimum of 4°C (40°F) and an average of 15°C (60°F), peaking at 28°C (83°F). In contrast, February is considerably chillier, experiencing minimum temperatures of -7°C (21°F) and an average of 6°C (43°F), with a maximum of 18°C (65°F). Precipitation is relatively similar, with September receiving 45 mm over 9 days and February slightly higher at 52 mm over 11 days. Additionally, February tends to be more humid, with levels around 89%, compared to September's 80%. For those interested in more details, check out Walthamstow weather in February.
When comparing the weather in September and March, September generally boasts warmer temperatures, with an average of 15°C (60°F) ranging from a minimum of 4°C (40°F) to a maximum of 28°C (83°F). In contrast, March tends to be cooler, with an average temperature of 8°C (46°F) and lows that can dip to -5°C (23°F). Although both months experience some rain, March sees slightly higher precipitation levels at 52 mm (2.1 in) over 13 days, compared to September's 45 mm (1.8 in) over 9 days. Additionally, March has higher humidity at 86%, slightly more than September's 80%. For more detailed information, you can explore Walthamstow weather in March.
September and April present distinct weather experiences. In September, temperatures range from a chilly 4°C (40°F) at night to a warm 28°C (83°F) during the day, leading to an average of 15°C (60°F). With 45 mm (1.8 in) of precipitation over about 9 days, the humidity rests at a comfortable 80%. In contrast, April typically starts cooler, with temperatures dipping to -2°C (29°F) at night and climbing to a pleasant 26°C (80°F) during the day, averaging around 10°C (49°F). The month sees slightly lower precipitation at 32 mm (1.3 in) and around 7 rainy days, while humidity is a bit higher at 85%. For more detailed insights into the weather in April, check out Walthamstow weather in April.
In September, the weather transitions into a warmer ambiance, with temperatures ranging from a minimum of 4°C (40°F) to a maximum of 28°C (83°F) and an average of 15°C (60°F). Precipitation during this month measures around 45 mm (1.8 in) over approximately 9 days, coupled with a humidity level of 80%. In contrast, May tends to be slightly cooler, with temperatures from 1°C (34°F) to 25°C (78°F), and an average of 13°C (55°F). This month sees greater precipitation at 63 mm (2.5 in) across 10 days and a similar humidity level of 82%. For more detailed information, you can check Walthamstow weather in May. Overall, while both months have their cloudy and rainy days, September offers higher daytime temperatures, while May starts to invigorate the spring season.
In comparing the weather of September and June, June tends to be slightly warmer, with average temperatures around 17°C (62°F), while September's average is cooler at 15°C (60°F). Both months experience a range of temperatures, with June reaching a maximum of 32°C (89°F) compared to September's max of 28°C (83°F). Interestingly, June has more precipitation, totaling 77 mm (3.0 in) over 8 days, while September sees less rain at 45 mm (1.8 in) over 9 days. Humidity levels are quite similar in both months, with June at 81% and September at 80%. For a more detailed look at June's weather, you can visit Walthamstow weather in June.
In comparing the weather between September and July, September features a cooler temperature range, with minimums dropping to 4°C (40°F) and average highs around 28°C (83°F), while July boasts higher temperatures, starting from a minimum of 9°C (49°F) and soaring to maximums of 36°C (97°F). While July is generally hotter, it also sees a bit more precipitation—64 mm (2.5 in) over 11 days compared to September's 45 mm (1.8 in) over 9 days. Humidity levels are relatively similar, with September at 80% and July slightly lower at 76%. For more specific details about July weather, you can visit Walthamstow weather in July.
In September, the weather tends to cool down compared to August, with minimum temperatures dropping to 4°C (40°F) and average temperatures around 15°C (60°F), whereas August sees higher minimums of 8°C (47°F) and an average of 18°C (64°F). The maximum temperature in September reaches 28°C (83°F), significantly lower than August's peak of 34°C (94°F). Additionally, September experiences slightly less precipitation, totaling 45 mm (1.8 in) over 9 days, compared to August's 72 mm (2.8 in) spread across 12 days. Humidity also differs, as September maintains a higher level at 80%, compared to August's 73%. For more details on August's weather, visit Walthamstow weather in August.
September weather is generally warmer and marked by a wider temperature range, with minimums around 4°C (40°F) and maximums reaching up to 28°C (83°F). In contrast, October brings cooler temperatures, with minimums dropping to 1°C (34°F) and maximums peaking at 23°C (73°F). Additionally, October experiences higher precipitation levels, averaging 81 mm (3.2 in) over 12 rainy days, compared to September's 45 mm (1.8 in) over 9 days. The humidity also increases in October, reaching 89% compared to September's 80%. For more details, check out Walthamstow weather in October.
September and November present quite a contrast in weather conditions. In September, temperatures range from a minimum of 4°C (40°F) to a pleasant maximum of 28°C (83°F), with an average of 15°C (60°F). The humidity sits at 80%, and the month sees about 45 mm (1.8 in) of precipitation over approximately 9 days. In stark contrast, November experiences much cooler temperatures, with a minimum of -2°C (28°F) and an average of only 8°C (47°F), peaking at 17°C (62°F). The humidity rises to 92%, and the month typically receives slightly more rainfall, at 48 mm (1.9 in) over 10 days. For a detailed overview of what to expect, you can visit Walthamstow 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 28°C (83°F) and an average of 15°C (60°F). The month typically sees around 45 mm (1.8 in) of precipitation over 9 days, accompanied by a humidity level of 80%. In contrast, December brings a much colder climate, with temperatures dipping to a minimum of -4°C (25°F) and reaching a maximum of 14°C (58°F), averaging at 6°C (44°F). Rainfall increases to 84 mm (3.3 in) over 14 days, with humidity rising to 92%. For more detailed information on December weather, you can check Walthamstow weather in December.
As September unfolds in Walthamstow, a distinct transformation in weather occurs, marking the transition from summer's warmth to autumn's cool embrace. With temperatures peaking at a pleasant 28°C (83°F) before settling to an average of 15°C (60°F), this month offers a delightful blend of lingering warmth and crisp air. However, it also introduces increased humidity at 80% and sporadic rain, with about nine days of precipitation accumulating to 45 mm (1.8 in). This unique mix of conditions can be a refreshing change from the hotter summer months, beckoning residents to enjoy the vibrant natural displays of early autumn. For more details on the overall weather patterns, visit Walthamstow Climate.