September Weather in Mablethorpe, United Kingdom

Last updated: March 17, 2025

In September, Mablethorpe experiences a delightful coastal climate characterized by a maximum temperature of 23°C (73°F) and an average of 15°C (59°F), providing a pleasant backdrop for outdoor activities. The minimum temperature dips to a cool 7°C (45°F) at night, ensuring a refreshing contrast. This month sees approximately 75 mm (3.0 in) of rainfall spread over 13 days, contributing to an average humidity level of 84%. Ideal for beach walks and seaside explorations, September in Mablethorpe offers a blend of warm days and crisp evenings, beckoning visitors to enjoy the charm of the picturesque seaside town.

September Temperature in Mablethorpe

In September, Mablethorpe experiences a refreshing transition into autumn, showcasing mild temperatures that invite outdoor exploration. With minimums around 7°C (45°F) and averages reaching 15°C (59°F), the weather is pleasantly cool, contrasting with the warmth of summer. The maximum temperatures climb to 23°C (73°F), offering a final taste of warmth before the chill of October sets in. This month marks a shift in the seasonal landscape, as the balmy days gradually give way to crisp, invigorating air. As summer enthusiasts enjoy the lingering sunshine, it's a perfect time for beach walks and coastal adventures, all while appreciating the beauty of nature as it begins to change.

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

The chart illustrates September temperature patterns in Mablethorpe, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec414244475259636359544743
Data source: Temperature data for Mablethorpe 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 Mablethorpe

In September, Mablethorpe experiences a notable shift in precipitation, with 75 mm (3.0 in) of rain falling over an average of 13 days. This marks a slight decrease from the previous month’s total of 84 mm, hinting at the transition from summer to autumn. Despite this reduction, September remains one of the wetter months of the year, reflecting the typical British climate. As the days grow shorter and temperatures begin to cool, the dampness sets the stage for the more substantial rainfalls that October brings, which averages 95 mm across 15 rainy days. This trend underscores the region's characteristic variability, as it navigates between the remnants of summer and the onset of fall.

September Precipitation Trends in Mablethorpe

The chart displays monthly precipitation patterns in Mablethorpe, 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.
JanFebMarAprMayJunJulAugSepOctNovDec506962326482738475956986
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Mablethorpe

As summer transitions into autumn, September in Mablethorpe experiences a notable shift in humidity, averaging 84%. This marks a slight uptick from the drier months of July and August, which boasted lower levels of 79% and 78%, respectively. The coastal climate maintains its characteristic moisture, with humidity gradually increasing as the year progresses toward the wetter autumn months, where it peaks at 89% in both November and December. This gradual rise reflects the end of summer's warmth and heralds the impending changes of the fall season, embodying the essence of Mablethorpe's maritime weather patterns.

September Average Humidity in Mablethorpe

This chart illustrates the average monthly humidity levels in Mablethorpe, 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%87%86%85%83%83%80%78%84%88%89%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Mablethorpe

In September, Mablethorpe experiences a moderate UV Index of 5, signaling a transition from the intense summer months to a more manageable sun exposure level. As the days grow shorter, the burn time also extends to 30 minutes, allowing residents and visitors some added flexibility for outdoor activities without the immediate risk of sunburn. This moderate rating follows a peak in the summer, where the UV Index soared to 8; thus, September presents a welcome relief while still necessitating mindful sun protection. For those planning outdoor adventures, it’s crucial to stay informed about UV levels, and you can find more details at Mablethorpe UV Index.

Maximum UV Index Levels in Mablethorpe for September

The chart shows the monthly maximum UV Index (UVI) for Mablethorpe 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.
JanFebMarAprMayJunJulAugSepOctNovDec124578875321
Data source: Mablethorpe 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 Mablethorpe

September in Mablethorpe, United Kingdom, enjoys a notable decline in sunshine hours compared to the peak summer months, yet it still boasts an impressive 303 hours of bright skies. This month marks a distinct transition as the days gradually shorten, moving from the summer zenith of July's 407 hours and August's 380 hours toward the autumnal hues of October with its 236 hours. While September signals the approach of fall, it retains a charming warmth, making it an ideal time for outdoor activities before the cooler months set in. This beautiful coastal town, with its blend of sun and sea, captures the essence of late summer, inviting visitors to revel in the lingering brightness.

Monthly Sunshine Duration in Mablethorpe: September Highlighted

The September sunshine duration represents the total number of hours Mablethorpe 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.
JanFebMarAprMayJunJulAugSepOctNovDec92h150h212h337h399h376h407h380h303h236h147h107h
Data source: Mablethorpe September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Mablethorpe During September

In September, Mablethorpe experiences a 31% chance of sunny weather, marking a slight increase from the cooler months preceding it. This rate, while modest, aligns closely with the summer's average chances of sunshine, suggesting that the transition into autumn still holds opportunities for pleasant, sunny days. Interestingly, September's likelihood of sun is more favorable than in both the deeper winter months and the grey skies of October. As summer bids farewell, those in Mablethorpe can still hope for golden rays interspersed among the early autumn chill, making the month a delightful time for outdoor activities.

Percentage of Sunny Days in September in Mablethorpe

The chart illustrates the percentage of sunny days in Mablethorpe 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 Mablethorpe experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec25%22%27%44%34%31%37%28%31%23%30%19%
Data source: Mablethorpe September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Mablethorpe in September

As summer gives way to autumn in Mablethorpe, September sees a notable shift in daylight duration, with the sun gracing the skies for 12 hours each day. This reduction in light follows the peak summer months of June and July, when daylight extended to a generous 16 hours. As we transition from the vibrancy of summer into the softer hues of fall, daylight decreases, yet remains abundant compared to the early months of the year. October will further see a dip to 10 hours, but for now, September offers a balanced blend of daylight that invites both outdoor adventures and cozy evenings indoors.

Average Daylight Hours in Mablethorpe for September

The chart illustrates the variation in daylight duration in Mablethorpe throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 9m9h 50m11h 54m14h 1m15h 52m16h 51m16h 19m14h 39m12h 37m10h 31m8h 37m7h 36m
Data source: Mablethorpe daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Mablethorpe

In September, Mablethorpe experiences a gentle average wind speed of 5.1 m/s (11 mph), marking a slight increase from the quieter summer months of July and August. This transitional period sees a gradual rise in wind activity, hinting at the approaching autumn as the winds pick up again in October. Throughout the year, wind speeds fluctuate significantly, peaking in February at 6.9 m/s (16 mph) and demonstrating the seasonal shift as summer's calm breezes give way to the invigorating gusts of fall. As Mablethorpe's winds begin to stir in September, they offer a refreshing reminder of nature's rhythm, bridging the warmth of summer with the crispness of autumn.

Average September Wind Speed in Mablethorpe

The chart displays monthly wind speed patterns in Mablethorpe, 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.
JanFebMarAprMayJunJulAugSepOctNovDec6.36.96.04.95.24.74.55.55.1 m/s6.96.46.2
Data source: Mablethorpe September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Mablethorpe Compares to Other Months

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

September and January present a striking contrast in weather patterns. In September, temperatures range from a mild 7°C (45°F) at night to a warm peak of 23°C (73°F) during the day, accompanied by an average of 15°C (59°F). This month sees about 75 mm (3.0 in) of precipitation over 13 rainy days, with a humidity level of 84%. In contrast, January experiences much colder temperatures, with a minimum of -1°C (30°F) and a maximum of only 13°C (56°F), averaging at a brisk 5°C (41°F). The precipitation decreases slightly to 50 mm (2.0 in) over 9 days, while humidity remains high at 89%. Overall, September offers a warmer and wetter climate, whereas January is characterized by its frigid temperatures and slightly drier conditions. For more details, you can check out Mablethorpe weather in January.

When comparing the weather in September and February, we see distinct differences in temperature and conditions. September tends to be much milder, with average temperatures ranging from a minimum of 7°C (45°F) to a maximum of 23°C (73°F), while February sees much cooler conditions, with average temperatures between -2°C (28°F) and 13°C (56°F). Precipitation levels are relatively similar, with September receiving 75 mm over 13 days and February 69 mm over 12 days. Furthermore, the humidity in February is slightly higher at 87%, compared to 84% in September. For more insights into February weather, check out Mablethorpe weather in February.

In comparing the weather of September and March, September generally presents milder temperatures, with an average of 15°C (59°F) and maximums reaching up to 23°C (73°F), while March remains much cooler, averaging only 7°C (44°F) and peaking at 15°C (60°F). Precipitation in September occurs over 13 days, totaling 75 mm (3.0 in), which is slightly higher than March's 62 mm (2.4 in) over 12 days. Additionally, humidity remains relatively high in both months, with September at 84% and March slightly higher at 86%. For a more detailed look at March weather, you can check Mablethorpe weather in March.

September generally boasts milder temperatures compared to April, with average highs reaching 23°C (73°F) and lows around 7°C (45°F). In contrast, April experiences cooler temperatures, with averages peaking at 18°C (65°F) and minimums dipping to 0°C (32°F). Additionally, September sees higher precipitation levels at 75 mm (3.0 in) over roughly 13 days, while April is considerably drier with only 32 mm (1.2 in) over 6 days. Humidity levels remain fairly similar, with September at 84% and April slightly higher at 85%. For a closer look at April's specific conditions, check out Mablethorpe weather in April.

September and May present a notable contrast in weather patterns. In September, temperatures range from a minimum of 7°C (45°F) to a comfortable maximum of 23°C (73°F), with an average of 15°C (59°F). This month experiences 75 mm (3.0 in) of precipitation over 13 days, maintaining a humidity level of 84%. In contrast, May tends to be cooler, with minimum temperatures at 3°C (37°F) and maximum temperatures reaching 21°C (70°F), resulting in an average of 11°C (53°F). Furthermore, May has less precipitation, totaling 64 mm (2.5 in) over 12 days, with slightly lower humidity at 83%. For more detailed information, you can check Mablethorpe weather in May.

In September, the weather features a minimum temperature of 7°C (45°F) and an average of 15°C (59°F), peaking at 23°C (73°F). The month experiences approximately 75 mm (3.0 in) of precipitation over 13 days, and humidity levels are relatively high at 84%. In contrast, June showcases slightly warmer temperatures, with a minimum of 8°C (47°F) and a maximum of 24°C (76°F), while maintaining the same average temperature of 15°C (59°F). June also sees a bit more rainfall, totaling 82 mm (3.2 in) across 11 days, and a slightly lower humidity of 83%. For more detailed insights, check Mablethorpe weather in June.

In comparing the weather patterns of September and July, September tends to be cooler, with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 23°C (73°F) and an average of 15°C (59°F). In contrast, July is slightly warmer, featuring a minimum temperature of 10°C (51°F) and reaching up to 26°C (80°F) on average. Precipitation levels are quite similar, with September recording 75 mm (3.0 in) over 13 days, while July has 73 mm (2.9 in) over 12 days. Additionally, September has a higher humidity level of 84%, compared to July's 79%. For more information on July weather specifically, you can visit Mablethorpe weather in July.

September brings cooler temperatures compared to August, with a minimum of 7°C (45°F) compared to August's warmer minimum of 11°C (51°F). While the average temperature in September is 15°C (59°F), August enjoys a higher average of 17°C (63°F). The maximum temperatures also range lower in September, peaking at 23°C (73°F) versus August's maximum of 25°C (77°F). Precipitation is slightly less in September, with 75 mm (3.0 in) over 13 days, compared to 84 mm (3.3 in) over 14 days in August. Additionally, September exhibits a higher humidity level at 84%, compared to August’s 78%. For more details on August weather, check out Mablethorpe weather in August.

September and October exhibit notable differences in weather patterns. September boasts a slightly warmer temperature range, with minimums around 7°C (45°F) and maxes reaching up to 23°C (73°F), while October sees a cooler minimum of 5°C (42°F) and a maximum of 21°C (71°F). Additionally, October experiences increased precipitation, averaging 95 mm (3.8 in) over 15 days compared to September's 75 mm (3.0 in) across 13 days. Humidity also rises in October, peaking at 88% compared to September's 84%. For a detailed look at October's weather, visit Mablethorpe weather in October.

September and November present contrasting weather patterns typical of the transition into autumn. In September, temperatures are more moderate, with a minimum of 7°C (45°F) and an average of 15°C (59°F), peaking at 23°C (73°F). The month experiences about 75 mm of precipitation over 13 days, and humidity levels sit at 84%. In contrast, November sees a drop in temperatures, with a minimum of 2°C (35°F) and an average of only 9°C (48°F), reaching a maximum of 16°C (62°F). Although rainfall decreases slightly to 69 mm over 14 days, humidity climbs to 89%, making the air feel damper. For those interested in exploring November weather specifics, more detailed information can be found here: Mablethorpe weather in November.

In comparing the weather between September and December, it’s clear that December is significantly cooler, with average temperatures dropping from 15°C (59°F) in September to just 6°C (43°F). September experiences a maximum of 23°C (73°F), providing a more temperate climate, whereas December peaks at only 13°C (56°F). Both months see a notable amount of rainfall, but December has slightly higher precipitation at 86 mm (3.4 in) over 17 days compared to September's 75 mm (3.0 in) over 13 days. Humidity levels also rise in December to 88%, up from 84% in September. For a closer look at what to expect, you can check out Mablethorpe weather in December.

Compare Mablethorpe's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Mablethorpe

As summer transitions into autumn, September in Mablethorpe showcases a unique blend of warmth and moisture. With temperatures showcasing a comfortable average and occasional highs reaching a pleasant 23°C, the month creates an inviting backdrop for beach walks and seaside adventures. However, the increased precipitation—averaging about 75 mm over 13 days— serves as a reminder that autumn is approaching, resulting in a more humid atmosphere at 84%. This combination of warmth and rain sets September apart from the drier and hotter summer months, making it a distinctive period for enjoying the coastal charm of this picturesque town. For a deeper dive into what to expect throughout the year, check out Mablethorpe Climate.