September Weather in Brixton, United Kingdom

Last updated: March 17, 2025

September in Brixton, United Kingdom, offers a delightful transition into autumn with pleasant temperatures, peaking at 21°C (69°F) and averaging around 15°C (60°F). Despite enjoying relatively mild conditions, residents can expect an average of 10 days of precipitation, totaling 66 mm (2.6 in) over the month. With humidity levels sitting at a comfortable 79%, this period is perfect for strolls through the vibrant streets or enjoying local parks, all while keeping an eye on the forecast for those inevitable rain showers.

September Temperature in Brixton

As summer transitions into autumn, September in Brixton brings a delightful balance of warmth and coolness, making it an inviting time to explore the area. With temperatures ranging from a minimum of 10°C (51°F) to a maximum of 21°C (69°F), the month showcases an average of 15°C (60°F)—a perfect climate for enjoying outdoor activities. This slight dip from the summer highs of August hints at the changing season, yet still offers plenty of pleasant days, encouraging locals and visitors alike to appreciate the vibrant atmosphere before the chill of October sets in.

September Weather in Brixton: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Brixton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec464747495359626260565149
Data source: Temperature data for Brixton generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Brixton

In September, Brixton experiences a relatively moderate level of precipitation, with 66 mm (about 2.6 inches) of rain spread across 10 days. This marks a slight decrease compared to the preceding months, reflecting a transition towards the dryer autumn season. Notably, while July and August saw slightly higher rainfall, September’s totals align closely with the overall trend of decreasing precipitation that begins as summer wanes. As October approaches, residents can expect a sharp increase in rainfall, making the early autumn an interesting bridge between the lingering warmth of summer and the more persistent downpours that characterize the upcoming months.

September Precipitation Trends in Brixton

The chart displays monthly precipitation patterns in Brixton, with values for each month alongside September's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec729591466970657366133111135
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Brixton

September in Brixton, United Kingdom, sees a noticeable shift in humidity levels as summer fades into autumn. With an average humidity of 79%, the month marks a transitional phase from the drier summer months, where July and August recorded 70% and 73%, respectively. This gradual increase reflects the approaching chill of October, which spikes back up to 89%. Overall, the trend highlights a steady decline in humidity from the 84% in April to September's moderate levels, ultimately paving the way for the dampness characteristic of the winter months ahead. As autumn sets in, Brixton residents can expect a refreshing blend of crisp air and lingering moisture, creating a unique atmosphere as the seasons change.

September Average Humidity in Brixton

This chart illustrates the average monthly humidity levels in Brixton, with September's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how September's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%86%84%80%80%70%73%79%89%90%89%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Brixton

As summer transitions into autumn, September in Brixton showcases a UV Index of 6, indicating a high level of sun exposure. This means that while you can still enjoy the outdoors, you’ll want to plan accordingly, with a burn time of around 25 minutes before needing to seek shade or apply sunscreen. This month trails slightly behind the peak heights of the summer months—June and July, which reached very high levels of 9 and 8, respectively. Despite the drop, the UV levels in September remain a reminder of the sun's strength; thus, it's essential to stay protected while basking in those last rays of summer. For continuous updates and insights, check out Brixton UV Index.

Maximum UV Index Levels in Brixton for September

The chart shows the monthly maximum UV Index (UVI) for Brixton in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec224679876421
Data source: Brixton September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

September Sunshine in Brixton

September in Brixton brings a delightful balance of sunshine, with 332 hours of golden rays illuminating the vibrant streets. As the summer fades, this month witnesses a gentle decline from the sun-kissed heights of July, which boasts 430 hours. The first hint of autumn whispers through the leaves, yet September still holds onto the warmth of summer, significantly outshining the darker, cooler months ahead, like January's mere 101 hours. This transitional month offers locals and visitors alike a perfect backdrop for enjoying outdoor activities, encapsulating the lingering spirit of summer before embracing the cozy hues of fall.

Monthly Sunshine Duration in Brixton: September Highlighted

The September sunshine duration represents the total number of hours Brixton experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec101h159h232h359h412h409h430h393h332h263h158h122h
Data source: Brixton September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Brixton During September

In September, Brixton experiences a 36% likelihood of sunny weather, marking a transition as summer yields to autumn. This percentage maintains a steady performance similar to July and August, suggesting that while the days may be growing shorter, there's still a fair chance to enjoy bright, sunlit afternoons. Notably, September's sun probability aligns closely with the month of March, hinting at an overall trend where late summer and early autumn flaunt a competitive chance for sunshine. As the year winds down, sunlight becomes less frequent, creating a picturesque backdrop poised to delight both residents and visitors alike during this enchanting month.

Percentage of Sunny Days in September in Brixton

The chart illustrates the percentage of sunny days in Brixton throughout the year, with September highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Brixton experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec24%25%36%55%34%31%41%32%36%27%32%20%
Data source: Brixton September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Brixton in September

In September, Brixton, United Kingdom experiences a delightful transition as daylight begins to wane, offering approximately 12 hours of light. This marks a gradual descent from the summer peak of 16 hours in June, highlighting the shift from the vibrant brightness of summer to the cooler tones of autumn. The month serves as a bridge, showcasing slightly diminishing daylight while still basking in the remnants of summer's warmth. As daylight hours decrease, the scene is set for the beautiful hues of fall to emerge, a gentle reminder of nature's cyclical rhythm as the year approaches its cooler months.

Average Daylight Hours in Brixton for September

The chart illustrates the variation in daylight duration in Brixton throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 33m10h 3m11h 55m13h 49m15h 28m16h 20m15h 52m14h 23m12h 33m10h 40m8h 58m8h 5m
Data source: Brixton daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Brixton

As summer gently fades into autumn, September in Brixton experiences a mild shift in wind patterns, with an average speed of 5.2 m/s (12 mph). Compared to the breezy heights of earlier winter months, this month brings a slightly calmer atmosphere, echoing the transitional nature of the season. Notably, July and August enjoy similar light winds, but as the days grow shorter, a subtle increase in gustiness can typically be noted in October, where winds pick up to 6.6 m/s (15 mph). This gradual progression illustrates Brixton’s characteristic cooling, moving from the warmth of summer's embrace into the refreshingly crisp air of early autumn.

Average September Wind Speed in Brixton

The chart displays monthly wind speed patterns in Brixton, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec7.58.46.55.36.84.35.15.45.2 m/s6.65.98.2
Data source: Brixton September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Brixton Compares to Other Months

The weather in Brixton 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 Brixton and find detailed weather information for every month.

In comparing the weather between September and January, there is a notable shift in temperatures and conditions. September tends to be milder, with average temperatures ranging from a low of 10°C (51°F) to a high of 21°C (69°F), while January is considerably cooler, with temperatures averaging between 2°C (35°F) and 14°C (57°F). Both months experience similar precipitation levels, with September receiving 66 mm (2.6 in) over about 10 days and January seeing slightly higher rainfall at 72 mm (2.8 in) over 12 days. Additionally, humidity is higher in January at 88%, compared to 79% in September, contributing to an overall chillier feel during the winter month. For a closer look at January weather specifics, you can visit Brixton weather in January.

September and February present contrasting weather patterns. In September, temperatures range from a minimum of 10°C (51°F) to a maximum of 21°C (69°F), with an average of 15°C (60°F). The month is relatively mild, with around 66 mm (2.6 in) of precipitation spread over approximately 10 days and a humidity level of 79%. In contrast, February is much cooler, with temperatures ranging from -1°C (31°F) at night to a maximum of 13°C (55°F), averaging around 8°C (47°F). Precipitation increases to 95 mm (3.7 in) over about 15 days, and humidity rises to 88%. For more detailed insights on February's weather, you can visit Brixton weather in February.

In comparing the weather of September and March, one can observe notable differences in temperature and precipitation patterns. September typically enjoys milder temperatures, with averages around 15°C (60°F) and a maximum of 21°C (69°F), while March is considerably colder, featuring an average temperature of 8°C (48°F) and maximums reaching only 13°C (56°F). Additionally, March experiences higher humidity at 86% compared to September's 79%. Precipitation is also more frequent in March, totaling 91 mm (3.6 in) over 15 days, which is higher than September's 66 mm (2.6 in) spread over just 10 days. For detailed insights about weather conditions in March, you can check Brixton weather in March.

September presents a more temperate climate compared to April, with average temperatures ranging from a minimum of 10°C (51°F) to a maximum of 21°C (69°F). In contrast, April is cooler, with temperatures dipping as low as 3°C (38°F) and peaking at 16°C (62°F). Despite September's increased warmth, it also records a higher average precipitation level of 66 mm (2.6 in) over about 10 days, while April sees 46 mm (1.8 in) over 9 days. Additionally, September's humidity stands at 79%, slightly lower than April's 84%, contributing to a different overall feel for each month. For a more detailed look at April's weather, visit Brixton weather in April.

In September, temperatures tend to be slightly warmer than in May, with minimums around 10°C (51°F) and maximums reaching up to 21°C (69°F), compared to May's lower minimum of 6°C (43°F) and maximum of 19°C (67°F). While both months experience a similar amount of rainfall—66 mm (2.6 in) in September and 69 mm (2.7 in) in May—the number of rainy days is nearly the same, with September seeing rain on about 10 days and May on 11 days. Humidity is fairly consistent between the two months, with September at 79% and May slightly higher at 80%. For those interested in details specific to May, you can check Brixton weather in May.

In comparing the weather of September and June, we see that both months share a similar temperature range, with minimums around 10°C (50°F-51°F) and maximums peaking at about 21°C (69°F-70°F). The average temperatures are also quite comparable, hovering around 15°C (59°F-60°F). However, June experiences slightly higher precipitation, with 70 mm (2.8 in) over 11 days, compared to September's 66 mm (2.6 in) over 10 days. Humidity levels are similarly high, with September at 79% and June slightly higher at 80%. For more detailed information, you can check out Brixton weather in June.

In comparing the weather of September and July, September tends to be slightly cooler and more humid. The average temperature in September hovers around 15°C (60°F), with maximums reaching 21°C (69°F), while July offers somewhat warmer conditions with an average of 17°C (63°F) and highs of 23°C (74°F). Both months experience similar levels of precipitation, with September receiving 66 mm (2.6 in) across 10 days, compared to July's 65 mm (2.6 in) over the same number of days. However, September's humidity is noticeably higher at 79%, compared to July's 70%. For more detailed information on July weather, you can refer to Brixton weather in July.

In comparing the weather of September and August, September tends to be slightly cooler, with average temperatures ranging from a minimum of 10°C (51°F) to a maximum of 21°C (69°F), while August typically sees warmer temperatures, with minimums at 13°C (55°F) and maximums reaching 23°C (74°F). Additionally, September experiences a bit more rainfall, accumulating around 66 mm (2.6 in) over 10 days, compared to August's 73 mm (2.9 in) over 11 days. The humidity also shows a slight increase in September, averaging 79% compared to 73% in August. For a more detailed breakdown, you can refer to Brixton weather in August.

September generally offers a milder climate with average temperatures ranging from 10°C (51°F) at night to a pleasant 21°C (69°F) during the day. The month experiences about 66 mm (2.6 in) of rain over approximately 10 days, accompanied by a humidity level of 79%. In contrast, October shows a notable drop in temperatures, with minimums dipping to 5°C (41°F) and an average of 13°C (56°F). Rainfall increases significantly during this month, accumulating to 133 mm (5.2 in) across 16 days, while humidity rises to 89%. For more specific insights, check out this link: Brixton weather in October.

September experiences milder temperatures, with a minimum of 10°C (51°F), an average of 15°C (60°F), and a maximum reaching 21°C (69°F). In contrast, November sees a more pronounced drop in temperature, with a minimum of 4°C (39°F), an average of 11°C (52°F), and a maximum of 16°C (60°F). Additionally, September receives around 66 mm (2.6 in) of precipitation over approximately 10 days, while November has significantly more rainfall at 111 mm (4.4 in) across 16 days, contributing to a higher humidity level of 90%. For more detailed insights into the weather during this time, you can check Brixton weather in November.

September and December present distinctly different weather patterns. In September, temperatures peak at a mild 21°C (69°F) and average around 15°C (60°F), making it a generally pleasant month for outdoor activities. However, it experiences a fair amount of precipitation, with about 66 mm (2.6 in) over approximately 10 days and a humidity level of 79%. In contrast, December is considerably cooler, with maximum temperatures reaching only 14°C (57°F) and an average of 9°C (49°F). This month sees increased rainfall, totaling 134 mm (5.3 in) over 19 days, and a higher humidity level of 89%. For a closer look at what to expect in December, check out Brixton weather in December.

Compare Brixton's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Brixton

As summer gracefully transitions into autumn, Brixton's September weather brings a delightful change in atmosphere. With its mild temperatures and a notable drop in both heat and humidity, this month offers a refreshing respite from the sweltering summer days. While occasional rain makes its presence felt, the increased greenery contrasts beautifully against the urban landscape, creating a picturesque setting. With about ten days of precipitation, September is a time when the city flourishes, both in nature and in the vibrant community life that evolves with the cooler season. For a deeper dive into the nuances of Brixton's weather patterns, explore Brixton Climate.