September Weather in Muswell Hill, United Kingdom

Last updated: March 17, 2025

September in Muswell Hill, United Kingdom, offers a captivating blend of climate characteristics. The month welcomes a maximum temperature soaring up to 28°C (83°F), providing warm days ideal for outdoor activities. Meanwhile, the average temperature hovers around a mild 15°C (59°F), ensuring comfortable evenings. However, the season's charm is punctuated by cooler nights, with temperatures occasionally dipping to a crisp 4°C (39°F). Visitors can expect about 45 mm (1.8 in) of rainfall spread over 10 days, contributing to a relatively high humidity level of 82%. This combination of warmth, coolness, and frequent showers paints a dynamic picture of September’s weather, inviting exploration and appreciation of Muswell Hill's scenic beauty.

September Temperature in Muswell Hill

As September rolls into Muswell Hill, the temperatures begin to reflect the subtle transition from summer's warmth to autumn's embrace. With minimums settling around 4°C (39°F) and averages rising to a comfortable 15°C (59°F), the month offers a refreshing climate that still holds onto the remnants of summer. Daytime highs can reach 28°C (83°F), providing ample opportunity for outdoor activities before the colder months set in. This gradual cooling trend, compared to the peak heat of the previous months, signals a shift towards brisker days and cozy nights, making September a delightful time to enjoy the vibrant autumn scenery of the area.

September Weather in Muswell Hill: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Muswell Hill, 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 Muswell Hill 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 Muswell Hill

September in Muswell Hill marks a transitional period as summer wanes, bringing an average precipitation of 45 mm (1.8 in) over 10 days. This amount is a notable decrease compared to the wetter months of June and August, reflecting a shift towards drier conditions as autumn sets in. Despite this reduction, September still contributes to the overall trend of moderately frequent rain, following a summer characterized by relatively higher rainfall amounts. The 10 rainy days in September indicate that while the skies may be clearer on some days, residents can still expect occasional bursts of rain, reminding them that the English weather is ever-changing.

September Precipitation Trends in Muswell Hill

The chart displays monthly precipitation patterns in Muswell Hill, 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 Muswell Hill

As September ushers in the transition from summer to autumn in Muswell Hill, the average humidity rests at a comfortable 82%. This slight increase from August's 76% reflects the changing seasons, with the air becoming more saturated as we approach the wetter months of October and November, which boast humidity levels of 90% and 92% respectively. Interestingly, September's humidity is a noticeable dip from the lofty numbers seen in the heart of winter, where it peaks at 91% in January. Overall, the trend reveals a gradual rise through the late summer months into autumn, painting a picture of a region where the air remains rich and lively, yet begins to cool as the year progresses.

September Average Humidity in Muswell Hill

This chart illustrates the average monthly humidity levels in Muswell Hill, 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 Muswell Hill

As September unfolds in Muswell Hill, the UV Index signals a shift from the peak summer sun, averaging 6 on the scale, which classifies as a high exposure category. This indicates that while the intensity remains strong, it’s less severe than the sweltering highs of July and June, both of which had an 8. With a typical burn time of about 25 minutes, September encourages outdoor enthusiasts to enjoy the lingering warmth while still practicing sun safety. As the summer season fades into autumn, it's a reminder to stay vigilant about UV exposure during these transitional months. For a detailed understanding of the UV Index fluctuations throughout the year, visit Muswell Hill UV Index.

Maximum UV Index Levels in Muswell Hill for September

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

September in Muswell Hill offers a delightful transition into autumn, basking in 300 hours of sunshine. This month typically sees a significant dip from the peak summer months of July and August, where residents enjoyed a generous 404 and 368 hours respectively. However, September still outshines the early months of the year, showcasing a marked improvement from the chilly days of January, which recorded just 98 hours. As the crispness of fall begins to settle in, September stands as a pleasant bridge, promising both warmth and the anticipation of seasonal change, making it an ideal time for outdoor activities under the gently fading summer sun.

Monthly Sunshine Duration in Muswell Hill: September Highlighted

The September sunshine duration represents the total number of hours Muswell Hill 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: Muswell Hill September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Muswell Hill During September

In Muswell Hill, September offers a 29% chance of sunny weather, mirroring the fluctuating patterns observed throughout the year. As summer fades, the likelihood of sunshine dips slightly from the peak months of April and May, which enjoy sunny probabilities of 49% and 33%, respectively. Although September's chances are comparable to those in March and October, they trail notably behind the sunnier spring days. This month transitions from the warmth of summer, providing just enough sunny moments to savor before the autumn chill sets in. Overall, while not the sunniest month, September still holds the potential for delightful sunny days, perfect for enjoying the lingering warmth.

Percentage of Sunny Days in September in Muswell Hill

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

Daylight Hours in Muswell Hill in September

As summer gracefully transitions to autumn in Muswell Hill, United Kingdom, September brings a gentle decline in daylight hours, averaging around 12 hours of sunlight. Following the peak brightness of June and July, which bask in 16 hours of daylight, September serves as a soft reminder of the shorter days ahead. This month witnesses a shift from the vibrant 15 hours of daylight in May, marking a gradual retreat into the cozy embrace of autumn. The pattern of diminishing daylight is part of the natural rhythm, foreshadowing the impending shorter days of October, which will offer just 10 hours of light. Embracing these changes can enhance the appreciation for the shifting seasons and the unique beauty each month brings.

Average Daylight Hours in Muswell Hill for September

The chart illustrates the variation in daylight duration in Muswell Hill 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: Muswell Hill daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Muswell Hill

As September unfolds in Muswell Hill, the gentle whispers of the wind paint a serene backdrop, with the average wind speed settling at 3.3 m/s (7 mph). This shift marks a continuation of the subtle decline in wind strength observed from the summer months, reflecting a natural transition as this vibrant borough eases into autumn. Notably, the breezy days of earlier months give way to a calmer season, suggesting a diplomatic dance between the remnants of summer warmth and the approaching chill of fall. This pattern, where September's winds are among the softest of the year, resonates with a tranquil charm, inviting residents and visitors alike to savor the soft rustling of leaves and the cozy atmosphere that defines this picturesque time of year.

Average September Wind Speed in Muswell Hill

The chart displays monthly wind speed patterns in Muswell Hill, 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: Muswell Hill September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Muswell Hill Compares to Other Months

The weather in Muswell Hill 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 Muswell Hill and find detailed weather information for every month.

September and January present stark contrasts in weather. In September, temperatures range from a mild 4°C (39°F) at night to a warm 28°C (83°F) during the day, with an average of 15°C (59°F). The month experiences a total precipitation of 45 mm (1.8 in) spread over about 10 days, accompanied by a comfortable humidity level of 82%. In contrast, January is significantly colder, with temperatures dipping as low as -5°C (24°F) and only reaching a high of 14°C (58°F), resulting in an average of 5°C (41°F). Precipitation in January increases slightly to 54 mm (2.1 in), also over about 10 days, but the humidity rises to 91%, contributing to a notably chillier atmosphere. For a more detailed outlook on January's weather, visit Muswell Hill weather in January.

September and February present stark contrasts in weather conditions. September sees milder temperatures, with a minimum of 4°C (39°F) and an average of 15°C (59°F), peaking at a pleasant 28°C (83°F). This month also experiences moderate precipitation of 45 mm (1.8 in) over approximately 10 days, accompanied by a humidity level of 82%. In contrast, February is decidedly cooler, featuring a minimum temperature of -5°C (23°F) and an average of 6°C (43°F), with a maximum reaching only 18°C (65°F). This month tends to be a bit wetter, with 53 mm (2.1 in) of precipitation spread over 11 days, and humidity levels rise to 89%. For a closer look at February weather patterns, you can visit Muswell Hill weather in February.

Comparing the weather in September and March reveals notable differences that reflect the changing seasons. In September, temperatures range from a cool 4°C (39°F) at night to a pleasantly warm average of 15°C (59°F) and can reach a high of 28°C (83°F) during the day. With an average precipitation of 45 mm (1.8 in) over about 10 days, September has a relatively moderate humidity level of 82%.

In contrast, March experiences chillier temperatures, with a minimum of -5°C (23°F) and an average of only 7°C (46°F), though it can rise to a maximum of 22°C (71°F). The month sees slightly more precipitation at 54 mm (2.1 in) over 13 days and a higher humidity of 86%. For more detailed insights about the weather during this time, check out Muswell Hill weather in March.

When comparing the weather in September and April, we notice distinct differences that reflect the transition from late summer to early spring. September generally offers warmer temperatures, with an average of 15°C (59°F) and a maximum that can reach up to 28°C (83°F). In contrast, April has cooler conditions, averaging around 10°C (49°F) and peaking at 26°C (80°F). Additionally, while both months experience a fair amount of precipitation, September sees slightly more rain (45 mm over 10 days) compared to April's 33 mm across 8 days. Humidity levels are also similar, with September at 82% and April slightly higher at 85%. For more detailed information on April weather, visit Muswell Hill weather in April.

When comparing the weather in September and May, September generally features warmer temperatures, with an average of 15°C (59°F) and highs reaching up to 28°C (83°F). In contrast, May tends to be cooler, averaging 13°C (55°F) and peaking at 25°C (78°F). Both months experience a similar level of humidity, with September at 82% and May slightly lower at 79%. Precipitation is more frequent in May, with 62 mm (2.5 in) over 11 days, compared to September's 45 mm (1.8 in) across 10 days. For more detailed insights about May weather, check Muswell Hill weather in May.

When comparing the weather in September and June, we see some notable differences. September tends to have a wider temperature range, with minimums dropping to 4°C (39°F) and maximums reaching up to 28°C (83°F), resulting in an average temperature of 15°C (59°F). In contrast, June starts off warmer, with minimums around 7°C (45°F) and maximums peaking at 31°C (89°F), giving it a slightly higher average of 16°C (62°F).

In terms of precipitation, June experiences more rain, with 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, with September slightly higher at 82% compared to June's 80%. For a more detailed look at the weather specific to June, check out Muswell Hill weather in June.

When comparing the weather in September to July, notable differences emerge in temperature and precipitation. July typically boasts warmer temperatures, with a minimum of 9°C (49°F) and a maximum that can reach up to 36°C (96°F). In contrast, September offers a cooler range with minimums dropping to 4°C (39°F) and maximums around 28°C (83°F). While July records higher overall temperatures, it also experiences more humidity at 71% compared to September's 82%. Additionally, July sees more rain at 64 mm (2.5 in) across 11 days, whereas September has slightly less precipitation at 45 mm (1.8 in) over 10 days. For a deeper dive into the specifics, you can check Muswell Hill weather in July.

In comparing the weather between September and August, September experiences a notable drop in temperatures, with a minimum of 4°C (39°F) compared to August's minimum of 8°C (47°F). The average temperature in September is 15°C (59°F), which is significantly cooler than August's 18°C (64°F), and while September can reach a maximum of 28°C (83°F), it rarely matches August's peak of 34°C (93°F). Precipitation decreases slightly in September to 45 mm (1.8 in) over 10 days, as opposed to August's 70 mm (2.7 in) over 12 days, and humidity remains relatively high in both months, with September at 82% and August at 76%. For more details, you can check Muswell Hill weather in August.

September and October present a noticeable shift in weather patterns. In September, temperatures range from a minimum of 4°C to a maximum of 28°C, averaging around 15°C, with a relatively low precipitation of 45 mm over 10 days and humidity at 82%. In contrast, October sees a drop in temperatures, with minimums of 1°C and maximums reaching 22°C, averaging 12°C. The month is also wetter, recording 84 mm of precipitation over 12 days and a higher humidity level of 90%. For a detailed look at October’s weather, you can check Muswell Hill weather in October.

In September, the weather is generally milder, 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). While there are about 10 days of precipitation, totaling approximately 45 mm (1.8 in), the humidity is a comfortable 82%. In contrast, November brings a significant drop in temperature, with lows reaching -2°C (29°F) and highs only reaching 16°C (62°F), resulting in an average temperature of 8°C (47°F). November experiences slightly more precipitation, with 52 mm (2.0 in) over 11 days, and the humidity increases to a notable 92%. For more detailed information, you can visit Muswell Hill weather in November.

September and December present contrasting weather conditions. In September, temperatures range from a minimum of 4°C (39°F) to a pleasant average of 15°C (59°F), peaking at 28°C (83°F). The month sees around 45 mm (1.8 in) of precipitation over about 10 days, with humidity levels at a moderate 82%. In contrast, December experiences much colder temperatures, with a minimum of -4°C (24°F), an average of 6°C (44°F), and a maximum of 14°C (58°F). Precipitation increases to 84 mm (3.3 in) spread over 13 days, with humidity rising to 92%. For a more detailed overview, check out Muswell Hill weather in December.

Compare Muswell Hill's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Muswell Hill

As September rolls in, Muswell Hill experiences a delightful transition, marked by mild temperatures that provide a welcome escape from the summer heat. With an average temperature around 15°C (59°F), the month balances warmer days that can reach up to 28°C (83°F) with cooler nights dipping to 4°C (39°F). This period is characterized by increased humidity at 82%, contributing to a refreshing atmosphere, though occasional showers are not uncommon, with about 10 days of precipitation totaling around 45 mm (1.8 in). This blend of warmth, moisture, and a touch of crispness sets September apart from the typically warmer summer months. For more insights into the area's overall weather patterns, check our detailed overview at Muswell Hill Climate.