September Weather in Kensington, United Kingdom

Last updated: March 17, 2025

Kensington, United Kingdom, experiences a vibrant September, where temperatures can soar to a maximum of 28°C (83°F), providing a delightful contrast to the average of 15°C (59°F). While the month can start warm, evenings can be brisk, dipping to a minimum of 4°C (39°F). Rainfall is not uncommon, with about 45 mm (1.8 in) spread over 10 days, contributing to the lush greenery of the area. With humidity levels hovering around 82%, September showcases a dynamic interplay of warmth and refreshing autumn breezes, attracting both locals and visitors to enjoy the changing season in this charming locale.

September Temperature in Kensington

In September, Kensington experiences a pleasant transition from the warmth of summer to the crispness of autumn. With minimum temperatures averaging around 4°C (39°F) and averages reaching 15°C (59°F), the month offers a comfortable climate for outdoor activities. The maximum temperature can rise up to 28°C (83°F), providing a final taste of summer heat before the cooler months set in. This significant drop from the height of summer temperatures—peaking at 36°C (96°F) in July—highlights September as a month of change. As the days begin to shorten and leaves start their colorful transformation, it’s an ideal time to explore the beautiful parks and gardens that Kensington has to offer.

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

The chart illustrates September temperature patterns in Kensington, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec414345495562656459534643
Data source: Temperature data for Kensington generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Kensington

In September, Kensington experiences a moderate drop in precipitation, with rainfall totaling 45 mm (1.8 in) over 10 days. This marks a notable decline from the wetter months of summer, yet it remains consistent with the typical patterns of early autumn. The preceding August recorded 70 mm (2.7 in), while the anticipation of October's heavier 84 mm (3.3 in) suggests that the region is transitioning towards a more rain-drenched fall. Overall, September serves as a gentle bridge, ushering in the cooler and wetter days ahead without overwhelming the landscape, allowing for a respite from the mid-year deluges.

September Precipitation Trends in Kensington

The chart displays monthly precipitation patterns in Kensington, 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.
JanFebMarAprMayJunJulAugSepOctNovDec545354336277647045845284
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Kensington

In September, Kensington experiences a refreshing humidity level of 82%, which marks a slight uptick from the more comfortable 71% recorded in July and 76% in August. This transition reflects the shift from the milder summer months to the onset of autumn, with humidity levels gradually returning to the higher averages seen in the earlier months of the year. As the year progresses into October, humidity rises further to 90%, signaling the return of the characteristic dampness typical of British winters. Overall, the data illustrates the cyclical nature of Kensington's humidity, showcasing a summer decline followed by an autumnal increase that signals seasonal change.

September Average Humidity in Kensington

This chart illustrates the average monthly humidity levels in Kensington, 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.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%86%85%79%81%71%76%82%91%92%92%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Kensington

As September rolls into Kensington, the UV Index stands at 6, indicating a high exposure category. This marks a slight decline from the peak levels seen in the summer months of July and August, which both reached 8 on the index, categorized as very high. Despite this decrease, with a burn time of just 25 minutes, it's still essential to take precautions when enjoying outdoor activities. The trend shows a transition from summer intensity to more moderate levels as we head into autumn; October will see a further reduction to a moderate index of 4. For detailed information and daily updates, check the Kensington UV Index.

Maximum UV Index Levels in Kensington for September

The chart shows the monthly maximum UV Index (UVI) for Kensington 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.
JanFebMarAprMayJunJulAugSepOctNovDec124578876421
Data source: Kensington 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 Kensington

September in Kensington, United Kingdom, marks a delightful transition into autumn, boasting a robust 300 hours of sunshine. This amount reflects a gradual decline from the sun-drenched peaks of summer, where July and August each enjoyed over 400 hours. However, September still stands as a vibrant month full of golden light, outshining the shorter days of October, which dips to 241 hours. As the year progresses, the sunshine tends to dwindle, with the stark contrast arriving in the dimmer months of November and December, where hours drop to 144 and 109, respectively. This month encapsulates the tail end of sunny warmth, providing cherished moments of brightness before the onset of winter's chill.

Monthly Sunshine Duration in Kensington: September Highlighted

The September sunshine duration represents the total number of hours Kensington 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.
JanFebMarAprMayJunJulAugSepOctNovDec98h148h210h319h398h389h404h368h300h241h144h109h
Data source: Kensington September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Kensington During September

In Kensington, the likelihood of sunny weather in September hovers at around 29%, reflecting a trend that suggests slightly better prospects for sunshine compared to the summer months. Although this percentage falls short of the peak sunshine chances seen in April at 49%, it remains consistent with the variability of late-summer weather patterns. As the year winds down, September often serves as a transitional phase, where the warmth of summer begins to wane, yet the charm of occasional sunny days still lingers before autumn takes full hold. This combination of fluctuating sunshine offers hope for those looking to enjoy outdoor activities amidst the backdrop of falling leaves.

Percentage of Sunny Days in September in Kensington

The chart illustrates the percentage of sunny days in Kensington 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 Kensington experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec19%25%29%49%33%28%38%25%29%25%32%17%
Data source: Kensington September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Kensington in September

As summer gradually gives way to autumn, September in Kensington, United Kingdom, brings a shift in daylight duration, with the sun gracing the skies for about 12 hours each day. This is a gentle decline from the vibrant 16 hours experienced in June and July, reflecting nature’s transition towards shorter days. While the daylight hours remain significantly more abundant than the minimal 8 hours of January and November, September serves as a bridge, showcasing the last glimmers of summer’s splendor before the evening shadows lengthen further into autumn. As the month progresses, residents can savor the warming sunlight, all while being reminded of the seasonal change ahead.

Average Daylight Hours in Kensington for September

The chart illustrates the variation in daylight duration in Kensington throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 23m9h 58m11h 55m13h 54m15h 38m16h 32m16h 3m14h 30m12h 35m10h 36m8h 50m7h 53m
Data source: Kensington daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Kensington

As September unfolds in Kensington, UK, the average wind speed settles at a gentle 3.3 m/s (7 mph), reflective of a calm transition from the bustling summer months. This slight dip follows the slightly higher winds of August, which averaged 3.8 m/s (8 mph), indicating a trend towards more tranquil weather as autumn sets in. Interestingly, this wind speed is on par with July's conditions, hinting at a stable breeze that invites leisurely strolls through the park under the crisp, clear skies. With October approaching, one can expect a gradual increase in wind velocity, returning to 4.4 m/s (10 mph), as the seasonal shift begins to assert itself more prominently. Overall, September in Kensington is marked by a soothing wind, perfect for enjoying the changing colors of the season.

Average September Wind Speed in Kensington

The chart displays monthly wind speed patterns in Kensington, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.24.74.43.54.23.13.33.83.3 m/s4.43.84.4
Data source: Kensington September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Kensington Compares to Other Months

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

In September, temperatures range from a chilly 4°C (39°F) at night to a pleasant 28°C (83°F) during the day, with an average of 15°C (59°F). The month sees about 45 mm (1.8 in) of precipitation spread over 10 days, accompanied by high humidity at 82%. In stark contrast, January is considerably colder, with temperatures dipping as low as -5°C (24°F) and averaging around 5°C (41°F). The maximum temperature reaches only 14°C (58°F), and despite slightly higher precipitation at 54 mm (2.1 in) over the same number of rainy days, the humidity rises to a damp 91%. For more detailed insights into winter weather, check out Kensington weather in January.

September and February present contrasting weather patterns. In September, temperatures generally range from a minimum of 4°C (39°F) to a maximum of 28°C (83°F), with an average of 15°C (59°F). The month experiences around 45 mm (1.8 in) of precipitation over approximately 10 days. The humidity is relatively high at 82%, making the air feel mild and comfortable. In stark contrast, February sees colder temperatures with a minimum of -5°C (23°F) and a maximum of 18°C (65°F), averaging only 6°C (43°F). This month brings slightly more rain, totaling 53 mm (2.1 in) over 11 days, and higher humidity at 89%. For a detailed look at what February weather entails, you can check Kensington weather in February.

In September, the weather is generally warmer with an average temperature of 15°C (59°F) and maximum highs reaching 28°C (83°F). This month experiences around 45 mm (1.8 in) of precipitation over approximately 10 days, with humidity at 82%. In contrast, March is cooler, with average temperatures dipping to 7°C (46°F) and maximums reaching only 22°C (71°F). Additionally, March sees slightly higher precipitation at 54 mm (2.1 in) over about 13 days, with humidity rising to 86%. For more details on the weather during this month, check out Kensington weather in March.

September and April showcase distinct weather characteristics, marking the transition between summer and autumn, and winter to spring, respectively. In September, temperatures range from a minimum of 4°C (39°F) to a maximum of 28°C (83°F), with an average of 15°C (59°F), while April presents cooler conditions, with temperatures dipping as low as -2°C (29°F) and reaching a high of 26°C (80°F), averaging 10°C (49°F). Both months experience moderate precipitation, with September receiving 45 mm (1.8 in) over 10 days and April seeing slightly less at 33 mm (1.3 in) over 8 days. Humidity levels are similar, with September at 82% and April slightly higher at 85%. For more detailed insights into April weather, check out Kensington weather in April.

September and May present somewhat contrasting weather patterns. In September, temperatures range from a minimum of 4°C (39°F) to a maximum of 28°C (83°F), offering an average of 15°C (59°F). The month sees precipitation of 45 mm (1.8 in) over about 10 days, with humidity levels around 82%. In comparison, May experiences slightly cooler temperatures, with a minimum of 1°C (35°F) and a maximum of 25°C (78°F), averaging 13°C (55°F). It also has higher rainfall, totaling 62 mm (2.5 in) across 11 days, while maintaining a slightly lower humidity of 79%. For more detailed insights, you can check Kensington weather in May.

When comparing the weather in September and June, we notice some distinct differences. September experiences a wider range of temperatures, with minimums dropping to 4°C (39°F) and maximums reaching up to 28°C (83°F). In contrast, June starts warmer, with minimum temperatures at 7°C (45°F) and maximums escalating to 31°C (89°F). Additionally, June sees more precipitation, averaging 77 mm (3.0 in) over 9 days, compared to September's 45 mm (1.8 in) over 10 days. Humidity levels are fairly similar, at 82% in September and 80% in June, indicating a somewhat muggy feel during both months. For a detailed look at June weather patterns, check out Kensington weather in June.

In comparing the weather between September and July, significant differences emerge in temperature and humidity levels. July boasts warmer temperatures, with a minimum of 9°C (49°F) and a maximum reaching 36°C (96°F), while September's temperatures range from a cooler minimum of 4°C (39°F) to a maximum of 28°C (83°F). Additionally, July experiences higher humidity at 71%, compared to September's 82%. Precipitation is also a factor, with July recording 64 mm (2.5 in) over 11 days, slightly more than September's 45 mm (1.8 in) spread across 10 days. For a closer look at the July climate, you can check out Kensington weather in July.

In comparing the weather between August and September, it becomes evident that August is generally warmer, with average temperatures ranging from a minimum of 8°C (47°F) to a maximum of 34°C (93°F), while September experiences cooler averages, fluctuating between 4°C (39°F) and 28°C (83°F). August also typically has higher humidity at 76% compared to September's 82%, contributing to a more humid feel during the warmer days. Additionally, August receives more precipitation, with 70 mm (2.7 in) falling over 12 days, as opposed to September's 45 mm (1.8 in) over 10 days. For those curious about the specifics of August weather, you can check out Kensington weather in August.

September and October showcase a noticeable shift in weather patterns. In September, temperatures generally range from a minimum of 4°C (39°F) to a maximum of 28°C (83°F), with an average of 15°C (59°F) and relatively moderate precipitation of 45 mm (1.8 in) over about 10 days. Humidity levels hover around 82%, creating a warm and somewhat comfortable atmosphere. In contrast, October sees cooler temperatures, with a minimum of 1°C (34°F) and a maximum of 22°C (73°F), resulting in an average of 12°C (54°F). This month experiences increased precipitation at 84 mm (3.3 in) across 12 days and a rise in humidity to 90%, contributing to a more damp and chilly feel. For more details about October weather specifically, you can check Kensington weather in October.

September typically features milder temperatures, with a minimum of 4°C (39°F) and an average of 15°C (59°F), peaking at a warm 28°C (83°F). This month experiences relatively lower precipitation, with 45 mm (1.8 in) falling over about 10 days and humidity levels around 82%. In contrast, November sees a notable drop in temperatures, reaching a minimum of -2°C (29°F) and averaging 8°C (47°F), with a high of 16°C (62°F). Although November is slightly wetter with 52 mm (2.0 in) of precipitation across 11 days, it also brings higher humidity levels at 92%. For more detailed insights on November weather, you can visit Kensington weather in November.

September and December exhibit distinct differences in weather patterns. September experiences a milder climate, with temperatures ranging from a minimum of 4°C (39°F) to a maximum of 28°C (83°F) and an average of 15°C (59°F). The month typically sees around 45 mm (1.8 in) of precipitation over about 10 days, coupled with a humidity level of 82%. In contrast, December's chill is marked by lower temperatures, with a minimum of -4°C (24°F) and a maximum of 14°C (58°F), averaging only 6°C (44°F). This month is notably wetter, with 84 mm (3.3 in) of precipitation over 13 days and higher humidity at 92%. For more details on December weather, you can check Kensington weather in December.

Compare Kensington's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Kensington

As September unfolds in Kensington, the weather shows a delightful transition from the warmth of summer to the crispness of autumn. With average temperatures settling around a comfortable 15°C, it’s a month that balances the lingering heat of summer—where highs can reach 28°C—with the cooler breezes that remind us of the changing season. The humidity remains quite high, at 82%, and with about 45 mm of precipitation spread over 10 days, occasional showers are common, adding to the freshness of the air. This blend of warmth and occasional rain sets September apart from the hotter summer months, making it a unique time to savor the beauty of Kensington. For more insights on how the weather shapes life here, explore Kensington Climate.