Last updated: March 17, 2025
October in London showcases the city's transitional charm, with maximum temperatures reaching a pleasant 22°C (73°F), moderated by an average of 12°C (54°F) and dipping to a chilly 1°C (34°F). Visitors can expect light rain, as the month brings an average precipitation of 84 mm (3.3 in) over about 12 days. With humidity levels hovering around 90%, the air feels crisp and refreshing, perfect for enjoying the rich tapestry of autumn hues that envelop the city. Whether strolling through its historic parks or savoring a warm beverage, October in London offers a quintessentially British experience.
In October, London experiences a gentle transition from the warmth of late summer to the crispness of autumn. With minimum temperatures averaging around 1°C (34°F) and a comfortable maximum of 22°C (73°F), the city begins to cool, yet still offers balmy days suitable for outdoor adventures. The average temperature settles at 12°C (54°F), marking a significant dip from September's warmer days, yet still welcoming enough for locals and visitors alike to enjoy the changing foliage in the parks. As evenings draw in, the crisp air invites cozy gatherings, paving the way for the rich tapestry of autumn festivities that London is renowned for.
In October, London's weather takes a noticeable turn as the city experiences one of its wettest months of the year, with an average precipitation of 84 mm (3.3 in), shared over approximately 12 rainy days. This increase in rainfall is a significant uptick from the 45 mm (1.8 in) recorded in September, signaling the shift to the wetter autumn months. With its clouds and drizzles, October often lays the groundwork for the forthcoming winter chill, mirroring the heavy rain received in December. As the days grow shorter and the air turns crisp, Londoners can expect an atmosphere rich with the scent of wet leaves and the iconic charm of the city under gray skies.
In October, London experiences a noticeable spike in humidity, reaching 90%, which makes it one of the wetter months of the year. This increase follows a trend of gradual humidity decline from the summer's warmer months; July's 71% and August's 76% are markedly lower than October's levels. As autumn progresses, the city transitions from the drier conditions of the summer, with September's 82% serving as a precursor to October's moist embrace. Following October, humidity remains high through the late fall and winter, peaking in November and December, both at 92%. This shift highlights London's characteristic dampness as the year draws to a close, making October a bridge between the relative warmth of summer and the chill of winter.
In October, London experiences a moderate UV Index of 4, signaling a shift from the high levels of summer. As the days grow shorter and the sun's angle becomes less direct, the recommended burn time increases to 30 minutes—a reminder that while the seasons are changing, it's still important to protect your skin during outdoor activities. This marks a notable decrease from the very high UV levels seen in June and July, which were at 8, highlighting a seasonal trend of diminishing UV exposure as autumn unfolds. With the right precautions, Londoners can comfortably enjoy the crisp October air while staying sun-safe. For more information, check out the detailed London UV Index.
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As October graces London, the city enjoys a cozy 241 hours of sunshine, a delightful reprieve as summer fades into autumn. This month stands as a bridge between the sun-kissed days of September, which basked in 300 hours, and the more subdued light of November, offering only 144 hours. The trend showcases a steady decrease in sunlight from the vibrant hours of May and July, where Londoners soak in over 390 hours, to the mellow brightness of October. This seasonal shift not only paints the city in warm hues of amber and gold but also invites residents to relish the crisp air and enjoy the fleeting sunshine before winter's embrace sets in.
As autumn settles in, the likelihood of sunny weather in October in London tends to hover around 25%, mirroring the trends seen in the preceding months of September and August. While this percentage is modest compared to the brighter days of April, which enjoys nearly half of its days under the sun, it still holds its ground amid the cooler temperatures that characterize the late fall. This transitional month showcases a steady decrease in sunshine chances, marking a shift from the lingering warmth of summer. Although October may not be heralded for its sunny disposition, it offers a gentle reminder of the vibrant colors and crisp air that define the season, inviting us to embrace the beauty even on cloudier days.
As autumn settles in, October in London sees a moderate shift in daylight duration, offering approximately 10 hours of sunlight each day. This is a noticeable dip from the summer's peak of 16 hours in June and July, signaling the onset of shorter days. Following the trend of diminishing daylight, October provides a gentle transition into the more subdued November and December months, where sunlight dwindles to just 8 hours and 7 hours, respectively. This gradual reduction emphasizes the changing seasons and invites Londoners to embrace the cozy charm of fall as the vibrant colors of the foliage complement the crisp air.
As October arrives in London, the city's winds pick up slightly, averaging 4.4 m/s (10 mph)—a refreshing shift from the calmer breezes of late summer. This uptick in wind speed aligns with the trend of autumn's blustery embrace, reminiscent of the gusts seen in January and December, which also register at 4.4 m/s. Interestingly, following a series of milder months—where June and July recorded their lowest averages of 3.1 m/s and 3.3 m/s, respectively—October’s wind provides a sense of energizing transition. The brisk air offers Londoners a vibrant backdrop as foliage transforms, making it the perfect time for crisp walks through the city's iconic parks, alive with autumn's hues.
The weather in London changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of October's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in London and find detailed weather information for every month.
October and January exhibit stark contrasts in weather. In October, temperatures range from a mild 1°C (34°F) at night to a pleasant 22°C (73°F) during the day, with an average of 12°C (54°F). This month experiences around 84 mm (3.3 in) of rainfall over 12 days, and humidity remains high at 90%. Conversely, January brings cooler conditions, with temperatures dipping to a minimum of -5°C (24°F) and peaking at 14°C (58°F), averaging 5°C (41°F). January sees less precipitation, totaling 54 mm (2.1 in) over about 10 days, while humidity slightly increases to 91%. For more detailed insights, check out London weather in January.
October and February present distinct contrasts in weather conditions. October ushers in milder temperatures, with an average high of 12°C (54°F) and a maximum reaching up to 22°C (73°F), while February remains chillier, featuring an average high of just 6°C (43°F) and a minimum dropping to -5°C (23°F). Both months experience a similar level of humidity, hovering around 90%, but October sees more precipitation at 84 mm (3.3 in) over 12 days compared to February's 53 mm (2.1 in) across 11 days. For a detailed look at February's weather, you can explore London weather in February.
October and March present distinct weather patterns, each with its own charm. October experiences a milder average temperature of 12°C (54°F), with highs reaching up to 22°C (73°F), while March has a cooler average of 7°C (46°F) with similar maximum temperatures. Precipitation is more frequent in October, with 84 mm (3.3 in) over 12 days, compared to March's 54 mm (2.1 in) across 13 days. Notably, October has higher humidity levels at 90%, whereas March sees a slightly lower humidity of 86%. For more detailed insights into March's climate, visit London weather in March.
In comparing the weather between October and April, October tends to be milder with average temperatures ranging from 1°C (34°F) to 22°C (73°F) and a higher overall humidity of 90%. It also experiences more precipitation, with 84 mm (3.3 in) falling over approximately 12 days. In contrast, April shows a broader temperature range, with minimums dipping to -2°C (29°F) and maximums reaching 26°C (80°F), though it is typically drier, receiving only 33 mm (1.3 in) across about 8 days. Additionally, April's humidity is slightly lower at 85%. For a detailed overview, you can refer to London weather in April.
October and May present contrasting weather patterns, despite similar minimum temperatures of around 1°C (34°F). In October, average temperatures reach 12°C (54°F), peaking at 22°C (73°F), while May enjoys a slightly warmer average of 13°C (55°F) with maximum temperatures climbing to 25°C (78°F). Precipitation is heavier in October, with 84 mm (3.3 in) across 12 days, compared to May's 62 mm (2.5 in) over 11 days. Additionally, October's humidity at 90% creates a damp atmosphere, which is noticeably higher than May's more comfortable 79%. For those interested in exploring the May climate further, you can check London weather in May.
In October, the weather tends to be cooler and more unpredictable compared to June, with temperatures ranging from a minimum of 1°C (34°F) to a maximum of 22°C (73°F) and an average of 12°C (54°F). The month experiences significant precipitation, with about 84 mm (3.3 in) of rain over approximately 12 days, leading to a high humidity level of 90%. In contrast, June boasts warmer temperatures, with a minimum of 7°C (45°F) and a peak of 31°C (89°F), averaging around 16°C (62°F). Precipitation is slightly lower at 77 mm (3.0 in) over 9 days, and humidity is also more moderate at 80%. For more details on the pleasant conditions typical of June, visit London weather in June.
When comparing the weather of October and July, the stark differences in temperature and humidity are evident. October features much cooler temperatures, with lows dipping to 1°C (34°F) and an average high of 22°C (73°F), whereas July boasts comfortably warm days, with a minimum of 9°C (49°F) and maximum highs reaching up to 36°C (96°F). Precipitation is slightly higher in October, totaling 84 mm (3.3 in) over 12 days, compared to July's 64 mm (2.5 in) across 11 days. Additionally, October's humidity is significantly higher at 90%, making the cooler temperatures feel damp, whereas July enjoys a lower humidity of 71%, contributing to a more enjoyable summer atmosphere. For a closer look at July's conditions, check out London weather in July.
In October, the weather significantly cools down compared to August, with average temperatures dropping from 18°C (64°F) in August to just 12°C (54°F). The maximum temperature in October reaches only 22°C (73°F), while August can soar up to 34°C (93°F). Additionally, October experiences higher humidity levels at 90%, in contrast to August's 76%, making it feel more damp. Precipitation also increases in October with 84 mm (3.3 in) over 12 days, slightly more than the 70 mm (2.7 in) that typically falls in August, also over a similar number of days. For more detailed insights into August's weather, you can check London weather in August.
In comparing the weather between September and October, October experiences a noticeable drop in temperatures, with average highs of 22°C (73°F) compared to September’s warmer 28°C (83°F). Minimum temperatures also lower, dropping from 4°C (39°F) in September to 1°C (34°F) in October. Rainfall becomes more frequent in October, as it sees 84 mm (3.3 in) of precipitation over 12 days, surpassing September’s 45 mm (1.8 in) over 10 days. Additionally, October's humidity increases to 90%, slightly higher than September's 82%, contributing to a chillier feel as the month progresses. For more details on September's weather, you can visit London weather in September.
October tends to be milder than November, with average temperatures ranging from a minimum of 1°C to a maximum of 22°C, while November sees lower averages, with temperatures dropping to a minimum of -2°C and peaking at 16°C. Although October experiences higher precipitation, at 84 mm over 12 days, November has slightly less with 52 mm over 11 days. Both months feature high humidity levels, with October at 90% and November slightly higher at 92%. For more detailed information, you can check London weather in November.
In October, the weather tends to be milder, with average temperatures ranging from a chilly 1°C (34°F) at night to a pleasant 22°C (73°F) during the day. The month experiences about 84 mm (3.3 in) of precipitation over approximately 12 days, with humidity levels sitting around 90%. In contrast, December ushers in significantly colder weather, featuring lower temperatures that drop to a minimum of -4°C (24°F) at night and only reach a maximum of 14°C (58°F) during the day. Surprisingly, December also sees similar precipitation levels of 84 mm (3.3 in) but slightly more rainy days, totaling 13, and humidity rises to 92%. For more detailed insights, you can check out London weather in December.
As October arrives in London, the city experiences a noticeable transition from the warmer days of summer to the crispness of autumn. Temperatures begin to dip, with refreshing cool winds sweeping through its iconic streets, while the average daytime temperature settles comfortably. Unlike the summer months, which boast prolonged sunshine, October brings increased rainfall, contributing to a higher humidity level that can make the air feel heavier. Visitors will find themselves reaching for layers, as chilly evenings starkly contrast the warmer afternoons. To learn more about how London’s climate evolves, explore London Climate.