September Weather in Blackpool, United Kingdom

Last updated: March 17, 2025

In September, Blackpool, United Kingdom, showcases a vibrant meteorological profile that balances warmth and moisture. The maximum temperature can reach a pleasant 24°C (75°F), while the average hovers around 15°C (59°F), making the climate enjoyable yet refreshing. However, visitors should be prepared for a fair amount of rainfall, with 146 mm (5.8 in) spread over 17 days, resulting in a humidity level of 85%. This combination creates an atmosphere that is both invigorating and rich, perfect for those looking to explore the charm of this seaside town.

September Temperature in Blackpool

In September, Blackpool experiences a delightful transition into autumn, marked by mild temperatures that make it an appealing time to visit. With minimums of 8°C (47°F) and averages around 15°C (59°F), the weather is still warm enough to enjoy outdoor activities. The maximum temperature climbs to 24°C (75°F), offering pleasant days that are ideal for exploring the scenic coast or indulging in local attractions. Compared to the preceding summer months, September maintains a comfortable warmth, while subtly hinting at the cooler days of fall ahead. As the sun sets earlier, the vibrant atmosphere of Blackpool remains, inviting visitors to relish in its charms before the chilly winter months draw near.

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

The chart illustrates September temperature patterns in Blackpool, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec434344485359616158544845
Data source: Temperature data for Blackpool 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 Blackpool

September in Blackpool sees a notable shift in precipitation, with an average of 146 mm (5.8 in) of rain falling over approximately 17 days. This marks a decline from the peak of 162 mm (6.4 in) in August, yet still mirrors the wet conditions characteristic of the autumn season. The transition from the summery downpours of August to the more frequent but moderate rainfall of September reflects a gradual shift in weather patterns as the year progresses. As autumn sets in, September's precipitation continues to pave the way for the wetter months ahead, hinting at the 169 mm (6.7 in) expected in October and reinforcing the importance of this month as a bridge between summer's humidity and winter's drizzles.

September Precipitation Trends in Blackpool

The chart displays monthly precipitation patterns in Blackpool, 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.
JanFebMarAprMayJunJulAugSepOctNovDec981211185264110117162146169134159
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Blackpool

As summer fades into autumn in Blackpool, September experiences a notable rise in humidity to 85%, offering a transition from the drier conditions typical of July and August. This shift signals the onset of fall's moisture-laden air, echoing the wetter humidity levels of the preceding months. Notably, humidity remains consistently high throughout the year, with January and October peaking at around 89% and 90% respectively. However, September uniquely balances the lingering warmth of summer with the increased moisture, creating a refreshing yet slightly damp atmosphere that heralds the change of the seasons.

September Average Humidity in Blackpool

This chart illustrates the average monthly humidity levels in Blackpool, 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%85%79%81%78%79%85%90%91%89%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Blackpool

In September, the UV Index in Blackpool, United Kingdom, is moderate at 5, suggesting that while sun exposure is manageable, it's still wise to take precautions. This marks a gentle decline from the summer months, where the index peaked at 8 during June and July, prompting swift outdoor activities to be cut short to avoid sunburn in as little as 15 minutes. As the autumn approaches, the burn time increases back to 30 minutes, giving sunseekers a bit more leeway while enjoying the milder weather. In this transitional month, it's essential to remain aware of sun safety even as temperatures begin to cool. For a detailed outlook, check out Blackpool UV Index.

Maximum UV Index Levels in Blackpool for September

The chart shows the monthly maximum UV Index (UVI) for Blackpool 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.
JanFebMarAprMayJunJulAugSepOctNovDec123578875321
Data source: Blackpool 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 Blackpool

In September, Blackpool enjoys a generous 299 hours of sunshine, marking a delightful transition from the sun-drenched summer months. This figure, while lower than the peak of 410 hours in July, still reflects a significant amount of daylight, especially compared to the gloomier winter months ahead. The sunshine in September tends to be of a softer quality, with crisp, clear days perfect for seaside strolls and enjoying the last of the warm weather before autumn sets in. As the summer fades, the city continues to bask in pleasant conditions, making it an ideal time for visitors to soak up the remaining rays while they can.

Monthly Sunshine Duration in Blackpool: September Highlighted

The September sunshine duration represents the total number of hours Blackpool 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.
JanFebMarAprMayJunJulAugSepOctNovDec86h154h215h333h405h383h410h370h299h229h117h100h
Data source: Blackpool September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Blackpool During September

In Blackpool, September brings a 25% chance of sunny weather, a slight dip compared to the summer months, where July peaks at 39% and August sits at 30%. As the season shifts, the likelihood of sunshine begins to wane, mirroring the trends observed from the vibrant spring months, particularly April, which boasts a much more optimistic 54% chance. While the sun may not be quite as prominent in September, it still offers a fair opportunity for sunny days, making it a pleasant time to explore the coastline before autumn sets in. The transition into fall sees a continuing decline, with October's forecast dropping even further to 19%, suggesting that those hoping to catch some late-summer rays should aim for early in the month.

Percentage of Sunny Days in September in Blackpool

The chart illustrates the percentage of sunny days in Blackpool 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 Blackpool experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec24%31%27%54%35%27%39%30%25%19%28%16%
Data source: Blackpool September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Blackpool in September

As summer gracefully gives way to autumn, September in Blackpool showcases a delightful transition in daylight duration. With an average of 12 hours of daylight, this month marks a gentle decline from the peak of 16 hours experienced in June and July. The lingering warmth and extended evenings invite residents and visitors alike to savor the last whispers of summer sunshine, before the shorter days of October, with just 10 hours of daylight, settle in. This gradual shift reflects the natural rhythm of the seasons, highlighting how Blackpool's daylight ebbs and flows, enriching the experience of time spent outdoors.

Average Daylight Hours in Blackpool for September

The chart illustrates the variation in daylight duration in Blackpool throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 3m9h 47m11h 54m14h 4m15h 58m16h 59m16h 26m14h 43m12h 37m10h 29m8h 32m7h 29m
Data source: Blackpool daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Blackpool

September in Blackpool experiences a gentle breeze with an average wind speed of 4.7 m/s (11 mph), slightly higher than the calmer summer months of July and August. As the year transitions into autumn, the winds remain relatively mild, continuing the trend seen in July (4.0 m/s) and August (4.9 m/s). This consistent wind pattern offers a refreshing experience for coastal walks, while hinting at the brisker conditions that will soon dominate as October approaches, bringing a notable increase to 7.2 m/s (16 mph). Such changes signal nature’s gradual shift, creating a beautiful tapestry of wind-driven moments along Blackpool’s iconic shoreline.

Average September Wind Speed in Blackpool

The chart displays monthly wind speed patterns in Blackpool, 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.
JanFebMarAprMayJunJulAugSepOctNovDec6.37.06.44.45.34.24.04.94.7 m/s7.26.96.8
Data source: Blackpool September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Blackpool Compares to Other Months

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

In September, the weather tends to be milder with temperatures ranging from a minimum of 8°C (47°F) to a maximum of 24°C (75°F) and an average of 15°C (59°F). The month sees about 146 mm (5.8 in) of precipitation spread over 17 days, and humidity levels are around 85%. In contrast, January brings colder temperatures, with a minimum of -1°C (31°F), averaging at 6°C (43°F) and peaking at 13°C (55°F). Precipitation in January is lighter, totaling 98 mm (3.9 in) over 13 days, while humidity climbs slightly to 89%. For a more detailed look at January conditions, visit Blackpool weather in January.

September and February present striking contrasts in weather. In September, temperatures range from a mild 8°C (47°F) to a comfortable maximum of 24°C (75°F), with an average of 15°C (59°F). The month sees considerable rainfall at 146 mm (5.8 in) over 17 days, accompanied by high humidity at 85%. In contrast, February experiences colder temperatures, with a minimum of -1°C (30°F) and a maximum of 13°C (56°F), averaging just 6°C (43°F). Although February has slightly less precipitation at 121 mm (4.8 in) over the same number of days, humidity rises to 88%. For more insights into the typical conditions in February, you can check Blackpool weather in February.

In September, the weather is generally milder, with temperatures ranging from a minimum of 8°C (47°F) to a pleasant maximum of 24°C (75°F), and an average of 15°C (59°F). This month experiences significant rainfall, totaling 146 mm (5.8 in) over approximately 17 days, and humidity levels remain high at around 85%. In contrast, March brings colder conditions, with temperatures dipping to a minimum of -3°C (26°F) and peaking at 15°C (59°F), averaging only 7°C (45°F). Although March has slightly less precipitation at 118 mm (4.6 in) and the same number of rainy days, the humidity remains comparable at 86%. For more specific insights into Blackpool weather in March, additional details are available.

When comparing the weather between September and April, September tends to be warmer, with average temperatures ranging from a minimum of 8°C (47°F) to a maximum of 24°C (75°F), while April's temperatures are cooler, averaging between 2°C (35°F) and 19°C (67°F). Additionally, September experiences significantly more precipitation, with 146 mm (5.8 in) over 17 wet days, compared to April's 52 mm (2.0 in) across just 10 days. Despite the slight difference in humidity, which is 85% in September and 84% in April, the overall weather in September is marked by milder temperatures and heavier rainfall. For more specific insights on the weather in April, you can visit Blackpool weather in April.

September and May present distinct weather patterns. In September, temperatures range from a minimum of 8°C (47°F) to a maximum of 24°C (75°F), with an average of 15°C (59°F). The month experiences higher precipitation at 146 mm (5.8 in) over 17 days, combined with a humidity level of 85%. In contrast, May features cooler conditions, with temperatures spanning from 4°C (40°F) to 23°C (74°F) and an average of 12°C (53°F). This month sees significantly less rainfall at 64 mm (2.5 in) over 12 days, and a slightly lower humidity of 79%. For more detailed information, check out Blackpool weather in May.

When comparing the weather in September and June, we see some notable differences. September experiences slightly lower minimum temperatures with a minimum of 8°C (47°F), while June starts at a minimum of 9°C (49°F). Both months have an average temperature of 15°C (59°F), but June can peak slightly higher at a maximum of 25°C (76°F) compared to September's 24°C (75°F). Precipitation is more frequent in September, with 146 mm (5.8 in) over 17 days, whereas June sees less rain, totaling 110 mm (4.3 in) but over 15 days. Additionally, humidity is higher in September at 85%, compared to 81% in June. For more detailed insights, check out Blackpool weather in June.

In comparing the weather between July and September, we observe notable differences in temperature and precipitation patterns. July tends to be slightly warmer, with an average temperature of 16°C (62°F), compared to September's 15°C (59°F). Additionally, July boasts higher maximum temperatures, peaking at 26°C (79°F) versus September's 24°C (75°F). However, September experiences more rainfall overall, with 146 mm (5.8 in) over 17 days, compared to July's 116 mm (4.6 in) over 16 days. Humidity levels are also higher in September at 85%, compared to 78% in July, making September feel more muggy despite the average temperatures being close. For more details on July weather, you can visit Blackpool 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 8°C (47°F) to a maximum of 24°C (75°F), while August sees higher temperatures from a minimum of 10°C (51°F) to a maximum of 25°C (77°F). Both months experience notable precipitation, but September receives 146 mm (5.8 in) over 17 days, whereas August has a slightly higher total of 162 mm (6.4 in) across 21 days. Interestingly, September is also more humid, averaging 85% compared to August's 79%. For those interested in the details of August weather, you can find more information here: Blackpool weather in August.

September generally features milder temperatures with a minimum of 8°C (47°F) and an average of 15°C (59°F), peaking at 24°C (75°F). In contrast, October sees a drop in temperatures, with the minimum reaching only 3°C (38°F) and an average of 12°C (54°F), maxing out at 19°C (67°F). Precipitation increases slightly from September to October, rising from 146 mm (5.8 in) over 17 days to 169 mm (6.7 in) over 22 days. Additionally, October experiences a higher humidity level at 90%, compared to September's 85%. For more detailed information, you can check out Blackpool weather in October.

September typically enjoys milder temperatures compared to November, with daily averages around 15°C (59°F) and maximums reaching 24°C (75°F). In contrast, November sees a notable drop in temperatures, averaging just 9°C (49°F) and peaking at 15°C (60°F). While both months experience significant precipitation, September averages 146 mm (5.8 in) over 17 days, whereas November has slightly less at 134 mm (5.3 in) but more rainy days, totaling 20. The humidity also rises in November, reaching 91% compared to September's 85%, reflecting the chillier and wetter conditions. For more detailed information, you can check out Blackpool weather in November.

September in Blackpool presents a more moderate climate, with temperatures ranging from a minimum of 8°C (47°F) to a maximum of 24°C (75°F), making it a pleasant month for outdoor activities. However, it also experiences substantial rainfall, averaging 146 mm (5.8 in) over 17 days, coupled with relatively high humidity at 85%. In contrast, December brings colder temperatures, with averages dropping to a minimum of 0°C (33°F) and a maximum of 12°C (54°F). While December sees slightly increased precipitation at 159 mm (6.2 in) over 20 days, the humidity rises modestly to 89%. This shift in weather reflects the transition from the warm, wetter days of September to the chilly, damp conditions typical of late autumn and early winter. For more details on December weather in Blackpool, you can visit Blackpool weather in December.

Compare Blackpool's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Blackpool

As summer gently transitions into autumn, September in Blackpool brings a notable change in weather compared to the preceding months. With a comfortable average temperature of 15°C, days can still be pleasantly warm, occasionally reaching up to 24°C, but the evenings grow cooler, dipping to around 8°C. Rainfall becomes more frequent, with over half the month experiencing precipitation, resulting in a humid atmosphere that adds to the changing season's charm. This unique blend of warmth and moisture creates a dynamic coastal experience—perfect for those who adore the beauty of nature's shifts. For a comprehensive overview of Blackpool's climate throughout the year, visit Blackpool Climate.