Last updated: March 17, 2025
In Islington, United Kingdom, September ushers in a blend of mild temperatures and occasional rain, making it a captivating month for locals and visitors alike. The maximum temperature peaks at a pleasant 28°C (83°F), while the average hovers around a comfortable 15°C (60°F), and nighttime can dip to a brisk 4°C (40°F). With precipitation totaling 45 mm (1.8 in) across 9 days, the month features a moderate level of humidity at 80%, contributing to a refreshing atmosphere. Whether enjoying sunny afternoons or cozy, drizzly days, September in Islington offers a unique charm that delights the senses.
As summer transitions to autumn in Islington, September showcases a delightful mix of mild temperatures and vibrant city life. With daily minimums around 4°C (40°F) and average highs reaching 28°C (83°F), this month strikes a comfortable balance, inviting both residents and visitors to enjoy the outdoors. The average temperature sits at a pleasant 15°C (60°F), making it an ideal time for leisurely strolls in the park or enjoying a meal al fresco. As the weather begins to cool down from the sweltering heights of summer, September provides a refreshing yet warm backdrop, perfectly capturing the essence of early autumn in the heart of the United Kingdom.
In September, Islington experiences a notable shift in its precipitation patterns, with a total of 45 mm (1.8 in) of rain spread over 9 days. This marks a decrease compared to the wetter summer months of June and August, which recorded 77 mm and 72 mm respectively. However, September's rainfall is still significant enough to maintain the lush greenery characteristic of the season. The relatively moderate precipitation acts as a gentle precursor to the more pronounced rainfall of autumn, as October typically sees a substantial increase, often peaking at 81 mm (3.2 in). As summer bids farewell, September serves as a transitional month, balancing refreshing rain with the vibrant hues of early autumn in Islington.
As summer transitions to autumn, September in Islington, United Kingdom, brings a humidity level of 80%—a slight uptick from the previous month's 73%. This increase hints at the lingering warmth of late summer, where the air retains a bit of moisture before the temperatures begin to drop. Notably, it signals a shift from the drier months of July and August, which recorded their lowest humidity levels at 76% and 73% respectively. As October approaches, the humidity is expected to rise once more, reflecting the trend of increasing moisture levels characteristic of the cooler months ahead, with November and December reaching as high as 92%. This rhythm of fluctuating humidity illustrates the changing seasons in Islington, where the air shifts from the vibrant warmth of summer to the crisp chill of winter.
As September rolls into Islington, the UV Index stands at a high level of 6, urging residents and visitors alike to take care during their outdoor activities. This marked decrease from August's peak of 7 signals the gradual transition towards autumn, yet the sun's intensity remains noteworthy, with a burn time of just 25 minutes. As the months progress, we witness a gentle decline in ultraviolet radiation, starting from January's minimal exposure of 1 to the high summer levels of 8 in June and July. While days may be getting shorter, it’s essential to stay vigilant, ensuring skin protection as we embrace the late summer warmth. For detailed information and ongoing updates, check out the Islington UV Index.
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As September arrives in Islington, the warmth of summer lingers with 300 hours of sunshine, marking a gentle decline from the sun-soaked days of July, which boasts 405 hours. This month, while transitioning into autumn, showcases a notable contrast with May's peak of 398 hours, reflecting the seasonal shifts that define this vibrant urban area. The gradual reduction remains consistent through October, which dips further to 240 hours, beckoning the cooler months ahead. Nevertheless, September offers a beautiful blend of sun, ideal for enjoying Islington's parks and outdoor cafes before the crisp autumn air takes hold.
In Islington, United Kingdom, the likelihood of sunny weather in September stands at 29%, mirroring the patterns seen in the summer months of June and August. While this percentage reflects a moderate chance of sunshine, it indicates a clear shift towards sunnier days as the year progresses, particularly from the dreary depths of winter through to the blossoming days of spring. Notably, September's sun chances remain consistent with the late summer averages, suggesting that while autumn approaches, the warmth and brightness of summer still linger. As the days shorten and temperatures begin to drop, it's a pleasant reminder that opportunities for enjoying outdoor activities may still abound before autumn fully takes hold.
As summer transitions to autumn, September in Islington, United Kingdom, offers a gentle decline in daylight, averaging around 12 hours. This marks a gradual shift from the extended brightness of June and July, which basked in 16 hours of daylight, down to the increasingly shorter days of October with just 10 hours. The lingering warmth of late summer still graces the mornings and evenings, making September a delightful month for outdoor activities, even as the evenings begin to close in earlier. This rhythmic ebb and flow of daylight showcases the seasonal changes, hinting at the cozy autumn months ahead as daylight inches closer to the heart of winter.
In Islington, September heralds a gentle breeze with an average wind speed of 3.2 m/s (7 mph), marking a noticeable dip from the summer months. As the warm days of August transition into autumn, wind speeds tend to soften, reflecting a seasonal shift. This trend continues from the preceding summer months, where winds averaged between 3.3 m/s and 3.8 m/s, suggesting a calmness that complements the early fall's comforting atmosphere. Interestingly, with October just around the corner, Islington can expect a resurgence in wind activity, as the average climbs back to 4.3 m/s (10 mph), signaling a return to the more dynamic breezes typical of autumn. Overall, September offers a serene and tranquil wind experience, a gentle reminder of the shifting seasons in this vibrant part of the United Kingdom.
The weather in Islington 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 Islington and find detailed weather information for every month.
September and January present stark contrasts in weather. In September, temperatures range from a chilly 4°C (40°F) at night to a pleasant 28°C (83°F) during the day, with an average of 15°C (60°F). The month experiences moderate precipitation at 45 mm (1.8 in) over about 9 days, accompanied by a humidity level of 80%. In contrast, January brings significantly colder conditions, with temperatures dipping as low as -5°C (24°F) and peaking at only 14°C (58°F), averaging around 5°C (41°F). January also sees slightly higher precipitation at 54 mm (2.1 in) over the same number of days, but with increased humidity at 91%. For more details on the January weather, you can visit Islington weather in January.
September and February display striking contrasts in weather. September typically features a milder climate, 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 experiences about 45 mm (1.8 in) of precipitation over approximately 9 days, with humidity levels averaging 80%. In contrast, February is significantly colder, with temperatures dipping as low as -7°C (21°F) and averaging around 6°C (43°F), peaking at 18°C (65°F). It also sees slightly higher precipitation at 52 mm (2.0 in) over about 11 days, accompanied by increased humidity levels of 89%. For more detailed information, check out Islington weather in February.
September and March display notable differences in weather patterns. September typically enjoys milder temperatures, ranging from a minimum of 4°C (40°F) to a maximum of 28°C (83°F), with an average of 15°C (60°F). In contrast, March experiences cooler temperatures, with a minimum of -5°C (23°F) and a maximum of 22°C (72°F), averaging around 8°C (46°F). While September sees about 45 mm (1.8 in) of precipitation over 9 days, March slightly increases its precipitation to 52 mm (2.1 in) across 13 days. This also contributes to a higher humidity level in March, registering at 86% compared to September's 80%. For a more detailed look at March weather, you can visit Islington weather in March.
Comparing the weather in September and April reveals marked differences in temperature and precipitation. September boasts a larger temperature range, with minimums of 4°C (40°F) and maximums reaching 28°C (83°F), reflecting the transition from summer to autumn. In contrast, April starts cooler, with temperatures dipping as low as -2°C (29°F) and averaging around 10°C (49°F), but still may reach highs of 26°C (80°F). Precipitation is slightly higher in September, totaling 45 mm over about 9 days, compared to April's 32 mm over 7 days. Additionally, humidity in both months is quite high, with September at 80% and April slightly higher at 85%. For a detailed look at April's weather, you can visit Islington weather in April.
In comparing the weather between September and May, September typically features a broader temperature range, with minimums around 4°C (40°F) and maximums reaching up to 28°C (83°F). In contrast, May starts cooler, with minimum temperatures of around 1°C (34°F) and maximums peaking at 25°C (78°F). While September averages a comfortable 15°C (60°F), May has a slightly lower average of 13°C (55°F). Precipitation in May is also a bit higher, totaling 63 mm (2.5 in) over 10 days, compared to September's 45 mm (1.8 in) over 9 days. Humidity levels remain relatively similar in both months, hovering around 80% and 82%, respectively. For a detailed look at the weather specifics in May, you can visit Islington weather in May.
September and June offer 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, with an average of 15°C (60°F). The month sees about 45 mm (1.8 in) of precipitation spread over 9 days, and humidity hovers around 80%. In contrast, June tends to be milder, with minimum temperatures of 7°C (45°F) and maximums reaching 32°C (89°F), averaging 17°C (62°F). Rainfall in June is higher at 77 mm (3.0 in) but occurs on just 8 days, with slightly greater humidity at 81%. For more detailed information, check out Islington weather in June.
In comparing the weather between September and July, notable differences emerge in temperature and precipitation levels. July tends to be warmer, with minimum temperatures around 9°C (49°F) and highs reaching up to 36°C (97°F), while September cools down significantly, with a minimum of 4°C (40°F) and a maximum of 28°C (83°F). Additionally, July experiences more precipitation, totaling 64 mm (2.5 in) over 11 days, compared to September's 45 mm (1.8 in) spread over 9 days. Despite July's higher temperatures, September shows slightly increased humidity at 80%, while July maintains a humidity level of 76%. For more specific insights on July weather, you can visit Islington weather in July.
September generally brings cooler temperatures compared to August, with a minimum of 4°C (40°F) and an average of 15°C (60°F), in contrast to August's warmer minimum of 8°C (47°F) and average of 18°C (64°F). The maximum temperature in September reaches 28°C (83°F), quite a bit lower than August's maximum of 34°C (94°F). Additionally, September experiences more frequent precipitation, with rain occurring on 9 days and a total of 45 mm (1.8 in), while August has higher total rainfall of 72 mm (2.8 in) over 12 days. Humidity levels also shift, being higher in September at 80% compared to 73% in August. For a detailed look at August weather specifics, check out Islington weather in August.
In September, the weather features a mild average temperature of 15°C (60°F), with a range from a cool 4°C (40°F) to a warm 28°C (83°F). However, it experiences relatively low precipitation levels at 45 mm (1.8 in) over just 9 days. In contrast, October brings a noticeable drop in temperatures, with an average of 12°C (54°F) and highs reaching 23°C (73°F). Additionally, October is wetter, with 81 mm (3.2 in) of rain spread across 12 days, contributing to higher humidity at 89%. This shift marks the transition into more autumnal weather patterns. For more detailed insights, check Islington weather in October.
September and November present distinctly different weather experiences. In September, temperatures range from a mild 4°C (40°F) at night to a warm 28°C (83°F) during the day, averaging around 15°C (60°F). With 45 mm (1.8 in) of rain over about 9 days, humidity remains relatively high at 80%. In contrast, November brings cooler conditions, with temperatures dropping to a minimum of -2°C (28°F) and peaking at 17°C (62°F), averaging only 8°C (47°F). The month sees a slight increase in precipitation to 48 mm (1.9 in), spread over 10 days, and a boost in humidity to 92%. For more details on November weather, you can visit Islington weather in November.
September and December present distinctly different weather conditions. 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 around 15°C (60°F). The month sees approximately 45 mm (1.8 in) of precipitation over about 9 days, accompanied by a humidity level of 80%. In contrast, December is much colder, with temperatures dipping to a minimum of -4°C (25°F) and reaching a maximum of 14°C (58°F), averaging just 6°C (44°F). This month experiences heavier rainfall, totaling 84 mm (3.3 in) across 14 days, along with higher humidity at 92%. For more information, visit Islington weather in December.
As summer transitions into autumn, September in Islington brings a delightful mix of mild temperatures and occasional rain showers. With average temperatures settling around 15°C, this month offers a refreshing change, contrasting with the hotter summer months while still occasionally reaching into the upper twenties. However, humidity levels remain notable at 80%, adding to the cozy feel of the air. While nine days of precipitation contribute to the lushness of the season, it’s a time when residents can still enjoy outdoor activities under the softer sunlight of early autumn. For more detailed insights on the climate in this vibrant area, visit Islington Climate.