September Weather in Buckingham, United Kingdom

Last updated: March 17, 2025

In Buckingham, United Kingdom, September ushers in a shift in weather, with daily temperatures ranging from a comfortable 15°C (59°F) average to a maximum of 29°C (84°F). The chill creeps in during the nights, dipping as low as 3°C (37°F). This month sees 56 mm (2.2 in) of rainfall over approximately 10 days, resulting in a notable humidity level of 82%. Ideal for those who appreciate a blend of warm days and cooler evenings, September encapsulates the transition into autumn while still holding onto the remnants of summer.

September Temperature in Buckingham

September in Buckingham offers a delightful transition from the sweltering summer to the coolness of autumn. With minimum temperatures averaging around 3°C (37°F) and maximums reaching up to 29°C (84°F), this month presents a warm and pleasant environment perfect for outdoor activities. The average temperature hovers at a comfortable 15°C (59°F), allowing residents and visitors alike to bask in the mild sunshine while enjoying the beautiful fall foliage. As the season shifts, September stands out as a time when the warmth lingers just before the cooler months take hold, making it an ideal period for exploring the charming landscapes of Buckingham.

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

The chart illustrates September temperature patterns in Buckingham, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec404245485461646358524543
Data source: Temperature data for Buckingham 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 Buckingham

September in Buckingham presents a familiar transition into autumn, with precipitation averaging 56 mm (2.2 in) over the month. This marks a slight reduction from the heavier summer rains in August, which saw 71 mm (2.8 in), yet September maintains a consistent pattern with 10 rainfall days. As the season shifts, the weather typically becomes more unpredictable, anticipating the increased rainfall that October, with its 92 mm (3.6 in), is known for. Despite the overall decrease in precipitation from the preceding months, Buckingham’s weather remains dynamic, reflecting the subtle changes in climate as summer gives way to the crispness of fall. Through these transitions, the landscape begins to embrace a tapestry of autumn hues, nourished by the steady September showers.

September Precipitation Trends in Buckingham

The chart displays monthly precipitation patterns in Buckingham, 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.
JanFebMarAprMayJunJulAugSepOctNovDec535060376574657156925881
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Buckingham

As summer draws to a close, September in Buckingham experiences a notable rise in humidity, settling at 82%. This marks a slight increase from the preceding months, where July and August saw lower levels of 71% and 76%, respectively. The air begins to feel more humid as the sweltering heat of summer fades, creating a transitional atmosphere that hints at the upcoming autumn. Interestingly, this September figure is still lower than the strikingly high levels of 90% in October and 92% in both November and December, suggesting that while humidity is on the rise, there remains a seasonal ebb and flow that brings both relief and anticipation of the dampness that characterizes the later months of the year.

September Average Humidity in Buckingham

This chart illustrates the average monthly humidity levels in Buckingham, 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 Buckingham

As September arrives in Buckingham, the UV Index remains elevated at 6, indicating a high level of sun exposure risk, with a burn time of just 25 minutes for unprotected skin. This decrease from the peak summer months reflects a transition towards milder autumn weather, yet care is still essential when spending time outdoors. Notably, the UV levels experience a gradual decline from June's peak of 8, but with September still classified as high, it serves as a reminder that careful sun protection is vital in this time of the year. For more insights and data on sun safety, explore the detailed Buckingham UV Index.

Maximum UV Index Levels in Buckingham for September

The chart shows the monthly maximum UV Index (UVI) for Buckingham 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: Buckingham 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 Buckingham

September in Buckingham, United Kingdom, brings a gentle transition from the vibrant summer months as daylight hours begin to wane. With 287 hours of sunshine, September reflects a noticeable decline from the sun-drenched peak of July's 388 hours, yet still offers a commendable amount of bright days compared to the winter months. As the days shorten, there's a beautiful interplay between light and the rich autumnal colors that start to emerge. This month stands out not only as a marker of seasonal change but also as a reminder of summer's lingering warmth before the chill of October descends with its 230 hours of sunlight.

Monthly Sunshine Duration in Buckingham: September Highlighted

The September sunshine duration represents the total number of hours Buckingham 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.
JanFebMarAprMayJunJulAugSepOctNovDec92h146h197h300h377h360h388h344h287h230h134h106h
Data source: Buckingham September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Buckingham During September

In Buckingham, United Kingdom, the chance of enjoying sunny weather in September stands at 28%, indicating a gradual transition from the more promising sunshine of late spring and early summer. This figure is slightly higher than the sunniest months of June and August, which fall at 24% and 22%, respectively, but lags behind the more favorable conditions seen in April and May, where chances soared to nearly 50%. As autumn approaches, September marks a potential turning point, offering glimpses of sunshine before the cloudier days of October set in with a 22% likelihood. Overall, while the sunny days may be fewer, there is still ample opportunity to savor the fading warmth of summer.

Percentage of Sunny Days in September in Buckingham

The chart illustrates the percentage of sunny days in Buckingham 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 Buckingham experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec23%25%26%49%30%24%36%22%28%23%31%16%
Data source: Buckingham September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Buckingham in September

In September, daylight in Buckingham, United Kingdom, begins to soften as the summer months fade away, offering around 12 hours of daylight. This marks a gentle decline from the extended brightness of July and August, where days stretched to a maximum of 16 and 14 hours, respectively. As we transition into autumn, the daylight duration decreases steadily, signaling a shift towards shorter, crisper days as October approaches. Observing this gradual ebb, one can appreciate the rhythm of the seasons, where the vibrant warmth of summer gives way to the cozy hues of fall.

Average Daylight Hours in Buckingham for September

The chart illustrates the variation in daylight duration in Buckingham throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 20m9h 56m11h 55m13h 55m15h 41m16h 36m16h 7m14h 32m12h 35m10h 35m8h 47m7h 50m
Data source: Buckingham daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Buckingham

As September unfolds in Buckingham, the wind begins to settle into a gentle rhythm, averaging 3.5 m/s (8 mph)—a notable decline from the summer’s breezy heights. The month follows a pattern of diminishing wind speeds that started as early as July, where the winds dipped to their lowest at 3.2 m/s. This gradual decrease seems to create a serene atmosphere, offering a tranquil contrast to the lively gusts of spring and the earlier summer days. By October, however, residents and visitors can expect a resurgence, with wind speeds climbing back up to 4.7 m/s (11 mph), hinting at the shifting seasons ahead. Overall, September serves as a comforting transition, with soft breezes gently heralding the approaching autumn.

Average September Wind Speed in Buckingham

The chart displays monthly wind speed patterns in Buckingham, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.45.14.63.54.23.43.23.93.5 m/s4.74.24.7
Data source: Buckingham September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Buckingham Compares to Other Months

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

In comparing the weather of September and January, we see distinct seasonal contrasts. September typically enjoys milder temperatures with a minimum of 3°C (37°F) and an average of 15°C (59°F), reaching a maximum of 29°C (84°F). In contrast, January sees much colder conditions, with temperatures ranging from a minimum of -4°C (25°F) to a maximum of 14°C (58°F) and an average of only 5°C (40°F). Precipitation levels are relatively similar, with September receiving 56 mm (2.2 in) over 10 days, while January has slightly less at 53 mm (2.1 in) spread over 9 days. Additionally, January tends to be more humid at 91%, compared to September's 82%. For a detailed look at the specifics, you can refer to Buckingham weather in January.

When comparing the weather in September and February, notable differences arise in temperature and humidity levels. September experiences a milder climate with average temperatures ranging from a cool 15°C (59°F) to a warm 29°C (84°F), while February presents a much colder environment, with averages between -6°C (22°F) and 18°C (65°F). Precipitation is similar, as both months receive considerable rainfall, with September totaling 56 mm (2.2 in) across approximately 10 days and February slightly lower at 50 mm (2.0 in) over about 11 days. Humidity is higher in February at 89%, compared to September’s 82%, contributing to a more damp and chilly feel during the winter month. For further details on the winter weather, check out Buckingham weather in February.

Comparing the weather between September and March reveals distinct seasonal differences. In September, temperatures range from a minimum of 3°C (37°F) to a maximum of 29°C (84°F), with an average of 15°C (59°F) and relatively lower humidity at 82%. On the other hand, March experiences chillier conditions, with temperatures dipping as low as -6°C (21°F) and averaging around 7°C (45°F), but peaking at a comfortable 21°C (71°F). The precipitation in March is slightly higher at 60 mm (2.4 in) over 13 days compared to September's 56 mm (2.2 in) over 10 days, and humidity is marginally higher in March at 86%. For more detailed insights, check out Buckingham weather in March.

In comparing the weather between September and April, we find notable differences in temperature and precipitation. September boasts a wider temperature range, with minimums of 3°C (37°F) and maximums soaring to 29°C (84°F), resulting in an average of 15°C (59°F). The month sees higher precipitation levels of 56 mm (2.2 in) spread over about 10 days, while humidity sits at 82%. In contrast, April features cooler conditions, with minimums dipping to -3°C (28°F) and maximums reaching 26°C (79°F), yielding a lower average of 9°C (49°F). April experiences less rain, at 37 mm (1.5 in) over roughly 9 days, but slightly higher humidity at 85%. For more specific details about rain patterns, you can check Buckingham weather in April.

In comparing the weather between September and May, September typically exhibits a wider temperature range, with minimums of 3°C (37°F) and maximums reaching up to 29°C (84°F), resulting in a comfortable average of 15°C (59°F). This month experiences an average precipitation of 56 mm (2.2 in) over about 10 days, along with relatively high humidity at 82%. In contrast, May is slightly cooler, with minimum temperatures as low as 0°C (32°F) and maximums capping at 26°C (79°F), leading to a lower average temperature of 12°C (55°F). While May has a slightly higher total precipitation of 65 mm (2.5 in) across 10 days, its humidity level is marginally lower at 79%. For more detailed information on the weather in May, you can explore Buckingham weather in May.

When comparing the weather in September to that of June, several notable differences emerge. September experiences a broader temperature range with a minimum of 3°C (37°F) and a maximum of 29°C (84°F), while June has a slightly higher minimum of 6°C (43°F) and a maximum of 31°C (88°F). Rainfall is more prevalent in June, with 74 mm (2.9 in) over 12 days, compared to September's 56 mm (2.2 in) over 10 days. Humidity levels are similar in both months, with September at 82% and June at 80%. For a more detailed look at June's weather patterns, you can visit Buckingham weather in June.

In comparing the weather between September and July, September tends to be cooler with temperatures ranging from a minimum of 3°C (37°F) to a maximum of 29°C (84°F), averaging around 15°C (59°F). In contrast, July experiences warmer temperatures, with a minimum of 7°C (44°F), an average of 18°C (65°F), and a high of 36°C (98°F). July also sees slightly more precipitation, totaling 65 mm (2.6 in) over 12 days compared to September's 56 mm (2.2 in) over 10 days. Additionally, humidity levels in September are higher at 82%, while July has a more comfortable 71% humidity. For more detailed insights on July weather, you can check out Buckingham weather in July.

In comparing the weather between August and September, we can see significant differences in both temperature and precipitation. August typically experiences warmer temperatures, with a minimum of 8°C (46°F) and a maximum of 34°C (93°F), averaging around 17°C (63°F). In contrast, September cools down, featuring a minimum of 3°C (37°F), an average of 15°C (59°F), and a maximum of 29°C (84°F).

Precipitation levels also differ slightly, with August recording 71 mm (2.8 in) over 12 days, while September sees 56 mm (2.2 in) across 10 days, reflecting a slightly drier month. Humidity levels are higher in September at 82%, compared to August's 76%. For more detailed insights on August weather, you can check Buckingham weather in August.

September weather is generally milder, with average temperatures ranging from a minimum of 3°C (37°F) to a maximum of 29°C (84°F), and an average of 15°C (59°F). During September, precipitation is relatively moderate at 56 mm (2.2 in) over approximately 10 days, and humidity stands at 82%. In contrast, October marks a shift towards cooler conditions, with temperatures dipping further to a minimum of 0°C (32°F) and a maximum of 23°C (73°F), averaging 11°C (52°F). October is also wetter, featuring 92 mm (3.6 in) of rainfall across about 13 days, coupled with increased humidity at 90%. For a more detailed look at the weather specifics, you can check out Buckingham weather in October.

September and November exhibit notable differences in weather patterns. In September, temperatures range from a minimum of 3°C (37°F) to a pleasant maximum of 29°C (84°F), with an average of 15°C (59°F). The month sees a total precipitation of 56 mm (2.2 in) spread over about 10 days, accompanied by a humidity level of 82%. In contrast, November presents a cooler climate, with temperatures dipping to a minimum of -2°C (28°F) and averaging 7°C (46°F), while the maximum reaches 17°C (62°F). Precipitation slightly increases to 58 mm (2.3 in) over 12 days, alongside a higher humidity of 92%. For a more detailed look at the weather patterns, you can visit Buckingham weather in November.

In September, the weather is generally milder, with temperatures ranging from a minimum of 3°C (37°F) to a pleasant maximum of 29°C (84°F), and an average around 15°C (59°F). The month experiences around 56 mm (2.2 in) of precipitation over approximately 10 days, accompanied by a relatively high humidity of 82%. In contrast, December brings significantly cooler temperatures, with lows dipping to -6°C (22°F) and a peak of just 14°C (58°F), averaging at 6°C (43°F). This month sees increased precipitation, totaling 81 mm (3.2 in) across 14 days, and a slightly higher humidity level at 92%. For a more detailed look at the December weather in Buckingham, you can check out Buckingham weather in December.

Compare Buckingham's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Buckingham

As September unfolds in Buckingham, the weather begins to transition, offering a unique blend of warmth and coolness that sets it apart from the sweltering summer months. While temperatures can reach a pleasant 29°C (84°F) during the day, the average drops to a crisp 15°C (59°F) at night, signaling the approach of autumn. Humidity levels hover around 82%, contributing to a refreshing atmosphere, but with rainfall occurring on about 10 days, expect some moisture in the air. This balance of warmth and coolness makes September a delightful time to experience the changing seasons. For a deeper dive into how September compares to other months, check out Buckingham Climate.