Last updated: March 17, 2025
In October, the City of London experiences a delightful transition into autumn, characterized by a maximum temperature reaching 23°C (73°F) and an average of 12°C (54°F). As the month progresses, temperatures can dip as low as 1°C (34°F), offering a crisp contrast that highlights the season's shift. Rainfall is common, with an average precipitation of 81 mm (3.2 in) over 12 days, contributing to the city's lush fall landscape. With humidity levels at 89%, October in London invites residents and visitors alike to embrace the cozy atmosphere, perfect for enjoying the iconic sites wrapped in vibrant autumn hues.
As autumn deepens, October in the City of London reveals a transition in its temperatures, with daily highs average at 12°C (54°F) and peaking at 23°C (73°F) on warmer days. The cooler nights usher in temperatures as low as 1°C (34°F), a notable shift from the previous month, emphasizing the arrival of true fall. Glancing back at the year, October's average warmth represents a sharp contrast to the chillier winter months ahead, while still maintaining a pleasant mildness reminiscent of early autumn. This balance of cool and comfortable weather makes London an inviting destination for those looking to enjoy the charm of the city amidst changing leaves and cozy atmospheres.
October in the City of London marks a notable increase in precipitation, with an average rainfall of 81 mm (3.2 in) spread over 12 days. This surge makes October one of the wetter months of the year, surpassing September's more modest 45 mm (1.8 in). As autumn takes hold, the city's landscape transforms, often drenched in rain, which contributes to the vibrant colors of the season. Interestingly, this month serves as a precursor to the rainiest months ahead, such as December, which sees an even higher total of 84 mm (3.3 in), hinting at a trend where the latter part of the year consistently delivers increased rainfall. Overall, October’s precipitation signals a true transition into the heart of autumn, preparing both the city and its residents for the winter months ahead.
As October arrives in the City of London, the air becomes noticeably more humid, with levels rising to 89%. This marks a return to higher humidity after the summer months, which saw a dip to a minimum of 73% in August. The trend throughout the year reveals that London experiences its highest humidity at the beginning and end of the year, peaking in January at 91% and November at 92%. While October's moisture level indicates a transition into the wetter autumn, it also serves as a reminder of the city's generally high humidity, which fluctuates between 73% and 92% across the seasons.
As October unfolds in the City of London, the UV Index typically settles at a moderate level of 4, indicating that while sun exposure is manageable, precautions are still advised. Compared to the intense summer months where indices soared to 8, this autumn month brings a notable decrease in UV radiation, paralleling the gradual transition into winter. With a burn time of approximately 30 minutes, it's essential for Londoners to remain vigilant, especially during sunny days. Overall, the trend reveals a shift from high to moderate exposure, emphasizing the importance of adapting sun safety practices as the seasons change. For more detailed insights, check out the City of London UV Index.
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In October, the City of London enjoys a substantial 240 hours of sunshine, marking a vibrant transition as autumn settles in. This month brings a mix of golden hues and crisp air, showcasing a notable decline in sunshine compared to the sun-soaked summer peak of July with 405 hours. As days shorten, October’s sunshine is still more generous than the dreariness that follows in the colder months of November and December, which witness a mere 142 and 106 hours, respectively. This period stands out as a delightful culmination of the year’s brighter days, a gentle farewell before winter envelops the city in its chill.
In October, the City of London experiences a 25% chance of sunny weather, a figure that aligns closely with the trends seen in late summer. Following the slightly warmer and sunnier months of April and May, which peak at nearly 50%, October's sunshine likelihood dips down to a level on par with the cooler months of February and September. This suggests that while there are still opportunities for bright days, autumn's arrival often ushers in cloudier skies. Interestingly, October’s sunshine probability is similar to several other months, indicating that while there might still be room for pleasant days, residents should be prepared for the typical unpredictability of British weather as winter draws near.
As the vibrant tapestry of the year unfolds, October in London marks a subtle shift in daylight, offering around 10 hours of sunlit hours each day. Following the bright and lengthy days of summer, this month embraces the onset of autumn, gracefully transitioning from 16 hours of daylight in July to a cozy ambiance as the leaves begin to change. While October enjoys a longer stretch of daylight compared to the shorter days of winter, it reflects the gradual decline seen from the summer peak, leading into the darker months of November and December, which offer only 8 and 7 hours, respectively. This pattern highlights a rhythm of increasing darkness as nature prepares for the dormancy of winter, inviting residents to savor the last golden hues of the autumn skies before the days get shorter still.
As October arrives in the City of London, the winds begin to pick up, with an average speed of 4.3 m/s (10 mph), mirroring the intensity of both January and December. This surge contrasts sharply with the gentler breezes of summer, where speeds lingered around 3.3 m/s to 3.8 m/s. The month stands out as a transition, where the last whispers of autumn embrace the city, brushing past as tree leaves turn vibrant hues. Interestingly, October's winds are slightly stronger than those of the preceding month, reflecting a seasonal shift that prepares the city for the colder months ahead. With these refreshing gusts, Londoners can expect a blend of brisk air and the unmistakable charm of autumn, setting the stage for cozy gatherings and spirited walks through the city's historic streets.
The weather in City of 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 City of London and find detailed weather information for every month.
In October, temperatures range from a chilly 1°C (34°F) at night to a pleasant maximum of 23°C (73°F) during the day, making it a month of transition as autumn settles in. With an average precipitation of 81 mm (3.2 in) over about 12 rainy days, the humidity remains relatively high at 89%. In contrast, January brings colder conditions, with nightly lows dipping to -5°C (24°F) and daytime highs reaching only 14°C (58°F). The month experiences less rain, averaging 54 mm (2.1 in) over 9 days, and the humidity rises slightly to 91%. For more detailed information about the weather, check out this link: City of London weather in January.
October and February present significantly different weather conditions. In October, the temperatures range from a chilly 1°C (34°F) to a warm 23°C (73°F), with an average of 12°C (54°F) and a higher level of precipitation at 81 mm (3.2 in) over 12 days. The humidity remains high at 89%, contributing to a damp atmosphere as autumn progresses. Conversely, February experiences colder temperatures, with a minimum of -7°C (21°F) and a maximum of 18°C (65°F) while averaging at 6°C (43°F). The precipitation is more moderate at 52 mm (2.0 in) across 11 days, yet the humidity remains steady at 89%. For more details on February weather, visit City of London weather in February.
In comparing the weather between October and March, we see notable differences in temperature and precipitation. October typically has a milder climate with average temperatures around 12°C (54°F) and a maximum of 23°C (73°F), while March is cooler, averaging 8°C (46°F) with nights dipping to as low as -5°C (23°F). Precipitation is more abundant in October, with 81 mm (3.2 in) over 12 days, compared to March, which sees 52 mm (2.1 in) over 13 days. Humidity levels are quite similar, slightly higher in October at 89% compared to March’s 86%. For more detailed weather insights, visit City of London weather in March.
When comparing the weather in October and April, one can notice distinct contrasts. October experiences a milder range of temperatures, with a minimum of 1°C and an average of 12°C, peaking at 23°C. It also tends to be wetter, with 81 mm of precipitation over 12 days and higher humidity at 89%. In contrast, April sees slightly cooler temperatures, ranging from a minimum of -2°C to a maximum of 26°C, but with significantly less precipitation—only 32 mm over 7 days—and a slightly lower humidity level of 85%. This variation in weather makes each month unique in its own right. For more information, you can visit City of London weather in April.
Comparing October and May weather reveals notable differences in temperature and precipitation patterns. In October, the temperature ranges from a chilly minimum of 1°C (34°F) to a comfortable maximum of 23°C (73°F), with an average of 12°C (54°F). This month also sees significant rainfall, totaling 81 mm (3.2 in) over 12 days, accompanied by high humidity levels at 89%. In contrast, May offers slightly warmer conditions, with temperatures ranging from the same minimum of 1°C (34°F) but reaching up to 25°C (78°F) on the warmer end, averaging 13°C (55°F). Precipitation is less prevalent in May, totaling 63 mm (2.5 in) over 10 days, and the humidity is marginally lower at 82%. For more specific details about the weather in May, you can explore this link: City of London weather in May.
In comparing the weather between October and June, notable differences emerge. October experiences cooler temperatures with a minimum of 1°C (34°F) and an average of 12°C (54°F), while June offers warmer conditions, starting at a minimum of 7°C (45°F) and averaging 17°C (62°F). The maximum temperature in October peaks at 23°C (73°F), significantly lower than June's maximum of 32°C (89°F). Precipitation levels are relatively similar, with October receiving 81 mm (3.2 in) over 12 days and June slightly less at 77 mm (3.0 in) over 8 days. Additionally, October is more humid, with a humidity level of 89% compared to June's 81%. For more detailed insights on June weather, you can check the City of London weather in June.
When comparing the weather in October and July, it's evident that July offers much warmer temperatures, with an average of 18°C (65°F) and highs reaching up to 36°C (97°F). In contrast, October's temperatures are significantly cooler, averaging 12°C (54°F) and peaking at 23°C (73°F). Additionally, October experiences higher humidity levels at 89%, compared to July's 76%, giving it a more damp feel. Rainfall is also more frequent in October, with 81 mm (3.2 in) over 12 days, while July sees 64 mm (2.5 in) across 11 days. For more details, visit City of London weather in July.
When comparing the weather in October and August, it’s clear that October brings cooler temperatures, with a minimum of 1°C (34°F) and an average of 12°C (54°F), compared to August's milder minimum of 8°C (47°F) and an average of 18°C (64°F). August typically sees warmer maximums, reaching up to 34°C (94°F), while October's maximum is a more moderate 23°C (73°F). Additionally, October has a slightly higher precipitation level of 81 mm (3.2 in) over approximately 12 days, while August experiences 72 mm (2.8 in) of rain across the same number of days. The humidity also contrasts, with October averaging 89%, significantly higher than August's 73%. For more details on August weather specifically, you can check City of London weather in August.
In comparing the weather between September and October, we observe a noticeable shift in temperatures and precipitation patterns. October's weather features a broader temperature range, with minimums dipping to 1°C (34°F) and maximums reaching 23°C (73°F), whereas September remains warmer, with minimums at 4°C (40°F) and maximums reaching up to 28°C (83°F). Additionally, October experiences higher precipitation with 81 mm (3.2 in) over 12 days, compared to September's 45 mm (1.8 in) across 9 days. Humidity also increases in October, averaging 89% compared to September's 80%. This transition highlights October's cooler, wetter climate as autumn sets in. For more detailed insights into September's weather, you can check out the City of London weather in September.
October and November showcase a notable shift in weather patterns. October enjoys mild temperatures with averages around 12°C (54°F), reaching a maximum of 23°C (73°F), while November cools down significantly, with an average of 8°C (47°F) and a maximum of 17°C (62°F). Precipitation is more frequent in October, totaling 81 mm (3.2 in) over 12 days, compared to November's 48 mm (1.9 in) over 10 days. Additionally, humidity slightly increases in November to 92%, compared to 89% in October, contributing to a more damp and chilly atmosphere. For a detailed look at the weather trends in November, you can explore City of London weather in November.
In comparing the weather between October and December, we see a notable shift in temperatures and conditions. October typically features milder temperatures, with averages around 12°C (54°F) and highs reaching up to 23°C (73°F). In contrast, December is chillier, with average temperatures plummeting to about 6°C (44°F) and maximums hitting only 14°C (58°F). Both months experience significant precipitation, with October receiving 81 mm (3.2 in) over 12 days, while December sees a slight increase to 84 mm (3.3 in) across 14 days. Furthermore, December exhibits higher humidity levels at 92%, compared to October’s 89%. For more specific details, you can check the City of London weather in December.
As October unfolds in the City of London, the weather presents a noticeable shift from the lingering warmth of summer to the crispness of autumn. With an average temperature hovering around a cool 12°C (54°F), this month marks a transition characterized by vibrant foliage and occasional rainfall, leading to a total precipitation of 81 mm spread over approximately 12 days. The high humidity levels of 89% can make the air feel damp, as the city prepares for the chillier months ahead. Compared to the warmer and drier summer period, October's weather invites residents and visitors alike to embrace the cozy charm of the changing season. To learn more about the weather patterns throughout the year, visit City of London Climate.