September Weather in Prestatyn, United Kingdom

Last updated: March 17, 2025

September in Prestatyn, United Kingdom, showcases a vibrant transition as summer wanes. With a maximum temperature reaching a pleasant 27°C (81°F) and an average of 14°C (57°F), the weather remains inviting for outdoor activities. However, nature prepares for autumn with 93 mm (3.7 in) of rain over 14 days, contributing to a high humidity level of 85%. This mix of warmth and moisture fosters a lush landscape, making September a unique time to experience the charm of Prestatyn's coastal scenery.

September Temperature in Prestatyn

September in Prestatyn, United Kingdom, marks a transition as summer gradually gives way to autumn. With minimum temperatures around 3°C (37°F) and average highs reaching 27°C (81°F), the month maintains a comfortable warmth reminiscent of the summer months, particularly when compared to the cooler temperatures that follow. As the average temperature stabilizes at 14°C (57°F), visitors can enjoy a pleasant mildness, making it an ideal time for outdoor activities before the chill sets in. While the maximum temperatures start to dip from the sweltering heights of August, September still offers plenty of warmth, embodying a lovely blend of late summer vibes and early autumn crispness.

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

The chart illustrates September temperature patterns in Prestatyn, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec424344485359616157524643
Data source: Temperature data for Prestatyn 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 Prestatyn

In September, Prestatyn experiences a notable uptick in precipitation, accumulating 93 mm (3.7 in) of rain over 14 days. This rainfall marks a slight increase from August, reinforcing the trend of the late summer transition into early autumn where the weather tends to become more unsettled. Interestingly, this month's precipitation is just ahead of the upcoming October average of 97 mm (3.8 in), indicating that the region is gearing up for its wetter season. As September unfolds, it serves as a reminder that the balmy days of summer are drawing to a close, making way for the more variable weather patterns that define the months ahead.

September Precipitation Trends in Prestatyn

The chart displays monthly precipitation patterns in Prestatyn, 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.
JanFebMarAprMayJunJulAugSepOctNovDec6683895467989291939782106
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Prestatyn

In September, Prestatyn experiences a noticeable shift in humidity, registering at 85%. This figure marks a slight rise from the drier summer months of July and August, which hovered around 78% to 79%. As the seasons transition towards autumn, humidity levels steadily climb again, approaching the peak levels typical of late autumn and winter. With October looming, where humidity spikes to 90%, September acts as a gentle precursor to the wetter months, providing a hint of the more humid conditions that will dominate the remainder of the year. This pattern highlights a clear trend of increasing moisture in the air as summer gives way to the cooler, damp days of fall.

September Average Humidity in Prestatyn

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

As summer draws to a close in September, Prestatyn experiences a shift in its UV Index to 5, indicating a moderate exposure category. This decrease from the high levels seen in July and August aligns with the onset of autumn, showcasing a gradual decline in sun intensity. With a burn time of 30 minutes, it's essential for residents and visitors alike to remain cautious, especially when engaging in outdoor activities. Compared to the preceding months, where the UV Index peaked at 8, September serves as a reminder of nature's changing rhythms. For detailed UV Index forecasts and safety tips, check out Prestatyn UV Index.

Maximum UV Index Levels in Prestatyn for September

The chart shows the monthly maximum UV Index (UVI) for Prestatyn 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.
JanFebMarAprMayJunJulAugSepOctNovDec124578875421
Data source: Prestatyn 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 Prestatyn

September in Prestatyn brings a delightful transition as summer begins to wane, showcasing 297 hours of sunshine. This is a substantial dip from the sun-drenched peak of July, which boasts 405 hours, yet it remains a vibrant month filled with the gentle warmth of early autumn. As the sun gradually fades, September's hours still exceed the dreary winter months, with January languishing at just 88 hours of light. This gradual decline is part of a larger trend; after the summer peak, sunshine hours steadily decrease, paving the way for cozy fall days and reflective evenings. Whether you're savoring the last glimpses of summer or welcoming the crisp air, September in Prestatyn is a beautiful blend of warmth and change.

Monthly Sunshine Duration in Prestatyn: September Highlighted

The September sunshine duration represents the total number of hours Prestatyn 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.
JanFebMarAprMayJunJulAugSepOctNovDec88h153h211h322h398h379h405h369h297h225h114h98h
Data source: Prestatyn September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Prestatyn During September

In Prestatyn, United Kingdom, September typically brings a 21% chance of sunny weather, reflecting a trend of decreasing sunshine as autumn approaches. This likelihood mirrors the cooler summer months of July and August, where sunshine chances linger around 24% and 36%, respectively. Notably, the transition from late summer to early autumn sees a significant drop in clear skies, as the sunniest months peak in April at 47%. As the days shorten and temperatures cool, residents and visitors alike may find September a bit overcast, setting the stage for the greyer months ahead.

Percentage of Sunny Days in September in Prestatyn

The chart illustrates the percentage of sunny days in Prestatyn 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 Prestatyn experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec21%25%26%47%29%25%36%24%21%19%22%18%
Data source: Prestatyn September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Prestatyn in September

In September, Prestatyn enjoys a comforting 12 hours of daylight, marking a gentle transition from the vibrant, sun-drenched days of summer to the cooler embrace of autumn. This reduction in daylight follows a peak in June and July, when the sun graced the town with an impressive 16 hours. The days are still quite generous compared to the brisk winters ahead, providing a perfect opportunity to savor the last remnants of warmth before October shrinks daylight to just 10 hours. As the month unfolds, residents and visitors alike can relish the soft hues of early autumn, making the most of the dwindling light while preparing for the cozy nights to come.

Average Daylight Hours in Prestatyn for September

The chart illustrates the variation in daylight duration in Prestatyn throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 8m9h 50m11h 54m14h 1m15h 53m16h 53m16h 21m14h 40m12h 37m10h 30m8h 36m7h 35m
Data source: Prestatyn daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Prestatyn

September in Prestatyn heralds a gentle transition as the average wind speed settles at 2.9 m/s (approximately 7 mph). This marks a slight dip from the summer months, reflecting the region's shift toward cooler, calmer days. Following the balmy breezes of July and August, which featured the year's lightest winds, September's breeze is both refreshing and invigorating, setting the stage for autumn. While the wind picks up again in October, reaching 4.6 m/s, September serves as a tranquil pause, inviting residents and visitors alike to enjoy the coastal scenery amid a backdrop of serene skies.

Average September Wind Speed in Prestatyn

The chart displays monthly wind speed patterns in Prestatyn, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.04.94.53.03.63.02.53.22.9 m/s4.64.34.5
Data source: Prestatyn September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Prestatyn Compares to Other Months

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

In September, the weather in Prestatyn is generally warmer, with average temperatures ranging from a cool 3°C (37°F) to a comfortable 27°C (81°F), and the average temperature resting at 14°C (57°F). Though it experiences more precipitation, totaling 93 mm (3.7 inches) over 14 days, the humidity stands at a relatively high 85%, giving it a muggy feel. In contrast, January brings much colder conditions, with temperatures dropping to a minimum of -3°C (27°F) and averaging 5°C (42°F). Precipitation is lighter at 66 mm (2.6 inches) over 12 days, with humidity slightly higher at 89%. For a detailed look at January weather in Prestatyn, visit Prestatyn weather in January.

September and February present contrasting weather patterns, showcasing the transition from summer to winter. In September, temperatures range from a mild 3°C (37°F) at night to a warm 27°C (81°F) during the day, with an average of 14°C (57°F). Despite enjoying more pleasant warmth, it also sees substantial rainfall, with 93 mm (3.7 in) over 14 days and humidity at 85%.

Conversely, February brings cooler conditions, with temperatures dropping to a minimum of -4°C (25°F) and peaking at 18°C (64°F), averaging around 6°C (43°F). This month features slightly less precipitation at 83 mm (3.3 in) over the same number of rainy days but has a higher humidity level of 88%. For a more detailed view of February weather, check out Prestatyn weather in February.

September and March display distinct differences in weather patterns. In September, temperatures range from a mild 3°C (37°F) at night to a comfortable 27°C (81°F) during the day, with an average of 14°C (57°F). The month brings considerable rainfall, with about 93 mm (3.7 in) spread over 14 days, and humidity is relatively high at 85%.

In contrast, March features cooler temperatures, dipping as low as -6°C (22°F) and peaking at 19°C (67°F), resulting in an average of 7°C (45°F). Although March sees slightly less precipitation at 88 mm (3.5 in), it lasts over 15 days, with a similar humidity level of 86%. For more detailed information about March weather, you can check out Prestatyn weather in March.

In September, temperatures range from a minimum of 3°C (37°F) to a maximum of 27°C (81°F), with an average of 14°C (57°F), making it significantly warmer than April, which sees temperatures from -1°C (31°F) to a maximum of 22°C (72°F) and an average of 9°C (48°F). While September experiences more precipitation at 93 mm (3.7 in) over 14 days, April has less rain with 54 mm (2.1 in) across 10 days. Both months share high humidity levels, with September at 85% and April slightly lower at 84%. For more detailed information on April weather, you can visit Prestatyn weather in April.

In comparing the weather between September and May, September generally offers a broader temperature range, with minimums around 3°C (37°F) compared to May's 0°C (33°F), while both months share a maximum temperature of 27°C (81°F). The average temperature in September is slightly warmer at 14°C (57°F) opposed to May's 12°C (53°F). Precipitation levels are higher in September at 93 mm (3.7 in) over 14 days, compared to May's 67 mm (2.6 in) over 13 days, making September feel wetter despite its warm temperatures. Additionally, September has a higher humidity level of 85%, contrasting with May's 79%. For more detailed insights on May weather, you can check Prestatyn weather in May.

In comparing the weather of September and June, we observe some notable differences. September experiences a wider temperature range, with minimums dipping to 3°C (37°F) and maximums reaching 27°C (81°F), while June boasts slightly higher minimums of 6°C (44°F) and maximums of 28°C (83°F). Precipitation levels are somewhat comparable; September sees 93 mm (3.7 in) over 14 days, whereas June has a slightly higher total of 98 mm (3.9 in) over 13 days. Interestingly, September has higher humidity at 85%, compared to June's 81%. For more detailed information, you can check Prestatyn weather in June.

Comparing the weather in September and July reveals notable differences in temperature and humidity. September experiences a wider temperature range, with a minimum of 3°C (37°F), an average of 14°C (57°F), and a maximum of 27°C (81°F), while July maintains milder temperatures with a minimum of 7°C (45°F), an average of 16°C (62°F), and a maximum of 29°C (85°F). Precipitation is quite similar between the two months, with September receiving 93 mm (3.7 in) over 14 days and July experiencing 92 mm (3.6 in) over 15 days. The humidity level also varies, as September has a higher average of 85%, compared to July's 78%. For more details on July weather specifics, check out Prestatyn weather in July.

In comparing the weather between August and September, September tends to be cooler overall, with temperatures ranging from a minimum of 3°C (37°F) to a maximum of 27°C (81°F), compared to August’s milder range of 7°C (45°F) to 28°C (83°F). While both months see a similar amount of precipitation—93 mm (3.7 in) in September versus 91 mm (3.6 in) in August—September has slightly more rainy days at 14 compared to August’s 17 days. Additionally, September experiences higher humidity levels at 85%, while August has a lower average humidity of 79%. For more detailed insights, you can refer to this link: Prestatyn weather in August.

September typically experiences milder temperatures compared to October, with minimums around 3°C (37°F) and an average high of 27°C (81°F). In contrast, October brings cooler conditions, with minimums dropping to -1°C (30°F) and an average high of 21°C (70°F). Both months see significant rainfall, with September receiving 93 mm (3.7 in) over 14 days and October slightly higher at 97 mm (3.8 in) over 16 days. Humidity also rises in October, reaching 90% compared to September's 85%. For more detailed insights, check Prestatyn weather in October.

September weather is characterized by milder temperatures, with a minimum of 3°C (37°F) and an average of 14°C (57°F), reaching a maximum of 27°C (81°F). In contrast, November brings cooler conditions, featuring a minimum temperature of -2°C (29°F) and an average of 8°C (47°F), with a maximum of 16°C (61°F). While September experiences about 93 mm (3.7 in) of precipitation over 14 days, November sees slightly less rain at 82 mm (3.2 in) across 17 days. Humidity levels also rise from 85% in September to 91% in November, indicating a transition towards damper conditions as winter approaches. For a more detailed look at weather patterns, check out Prestatyn weather in November.

September and December showcase distinctly different weather patterns. In September, temperatures range from a cool 3°C (37°F) to a warm 27°C (81°F), with an average of 14°C (57°F) and relatively high humidity at 85%. The month sees about 93 mm (3.7 in) of precipitation over approximately 14 days. In contrast, December is characterized by lower temperatures, with a minimum of -4°C (26°F), an average of 6°C (44°F), and a maximum of only 13°C (56°F). The month experiences slightly more precipitation, totaling 106 mm (4.2 in) across 17 days, and humidity rises to 89%. For a more detailed look at December weather, you can visit Prestatyn weather in December.

Compare Prestatyn's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Prestatyn

As September rolls in, Prestatyn experiences a notable transition in weather that sets it apart from the summer months. While the maximum temperatures can still reach a warm 27°C, the average cools down significantly to a more temperate 14°C, inviting a refreshing change after the hotter days of August. With an increase in precipitation, totaling 93 mm over about half the month, rain becomes a common occurrence, making this time of year feel more humid, with levels often reaching around 85%. This shift not only influences outdoor plans but also showcases the region's lush, vibrant aesthetics shaped by the late summer rains. For a deeper dive into what to expect weather-wise throughout the year, check out Prestatyn Climate.