September Weather in Tintagel, United Kingdom

Last updated: March 17, 2025

In Tintagel, United Kingdom, September ushers in a delightful transition into autumn, characterized by a maximum temperature peaking at 25°C (78°F) and an average of 15°C (60°F). As the month progresses, temperatures can drop to a crisp minimum of 8°C (46°F), making it essential to layer up. While visitors can expect approximately 95 mm (3.8 in) of rainfall over 15 days during the month, the humidity rests at a moderately high 79%, creating a lush, vibrant atmosphere. This blend of mild temperatures and frequent showers offers an ideal backdrop for exploring the scenic landscapes and rich history that Tintagel has to offer.

September Temperature in Tintagel

In September, Tintagel experiences a delightful transition into autumn, with temperatures that still reflect the warmth of late summer. The minimum temperature hovers around 8°C (46°F), while the average reaches a comfortable 15°C (60°F), making it ideal for exploring the stunning coastal scenery. Daytime highs peak at a pleasant 25°C (78°F), allowing visitors to enjoy the last vestiges of sun before the season truly shifts. As the month progresses, a gradual coolness sets in, but the overall trend remains inviting, offering a perfect blend of mild weather and picturesque landscapes—perfect for those seeking a mix of adventure and relaxation.

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

The chart illustrates September temperature patterns in Tintagel, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec454646495359626159555048
Data source: Temperature data for Tintagel 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 Tintagel

In September, Tintagel, United Kingdom, experiences a distinctive shift in weather, with precipitation levels hitting 95 mm (3.8 in) over approximately 15 days. This amount aligns with the wetter summer months, suggesting that the transition into autumn begins to draw in increased rainfall. Compared to the previous months, September maintains a steady precipitation average seen in August, while hinting at the impending surge of autumn rains that October typically brings, known for its higher totals of 144 mm (5.7 in). This pattern showcases Tintagel’s gradual move from the drier spells of spring towards the more persistent rainfall of late autumn, marking September as a pivotal month in the seasonal weather cycle.

September Precipitation Trends in Tintagel

The chart displays monthly precipitation patterns in Tintagel, 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.
JanFebMarAprMayJunJulAugSepOctNovDec95106102517295829195144125165
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Tintagel

In September, humidity in Tintagel, United Kingdom, settles at a comfortable 79%, reflecting a transitional phase as summer gives way to autumn. After a dip in the hotter months, where July and August experienced their lowest humidity levels at 70% and 73%, respectively, September marks a slight increase. This rise hints at the return of the moist landscape typical of the region, setting the stage for the more humid months ahead, such as October and November, which peak at 89% and 90%. Overall, as the seasons shift from the warmth of summer to the cooler embrace of fall, September showcases an inviting balance in humidity, offering a pleasant atmosphere for both residents and visitors alike.

September Average Humidity in Tintagel

This chart illustrates the average monthly humidity levels in Tintagel, 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%84%80%80%70%73%79%89%90%89%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Tintagel

September in Tintagel, United Kingdom, sees a UV Index of 6, categorizing it as a high exposure month. This marks a slight decrease from the summer peak, illustrating a transition into autumn while still warranting caution. With a burn time of approximately 25 minutes, sun worshippers should be mindful of the heightened UV levels, which persist from the preceding months of intense sunlight. Following the energetic July and August, September retains enough strength in the sun's rays to encourage protective measures. As the season shifts, it’s essential to stay informed about conditions like those found in this data, ensuring safe and enjoyable outdoor experiences. For comprehensive insights on UV levels throughout the year, explore Tintagel UV Index.

Maximum UV Index Levels in Tintagel for September

The chart shows the monthly maximum UV Index (UVI) for Tintagel 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.
JanFebMarAprMayJunJulAugSepOctNovDec224679876421
Data source: Tintagel 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 Tintagel

September in Tintagel, United Kingdom, glows with 318 hours of sunshine, making it one of the sunniest months of the year. As summer gradually slips away, this charming coastal town still enjoys a generous dose of sunlight, significantly more than the winter months of October and November, which see a sharp decline in hours. Continuing the upward trend from late spring through summer, September benefits from lingering warmth, allowing visitors to bask in the remnants of summer while witnessing the stunning autumnal hues. With such vibrant sunshine, Tintagel invites you to explore its breathtaking landscapes and storied history before the gray clouds of winter take center stage.

Monthly Sunshine Duration in Tintagel: September Highlighted

The September sunshine duration represents the total number of hours Tintagel 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.
JanFebMarAprMayJunJulAugSepOctNovDec94h158h228h352h406h405h421h384h318h250h142h116h
Data source: Tintagel September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Tintagel During September

As September rolls in, Tintagel, United Kingdom experiences a subtle shift in sunny weather prospects, with a 29% chance of sunshine. This marks a slight dip from the brighter days of April, which boasts a peak of 55%, and reflects a trend where the summer months of June, July, and August offer higher odds of sun, averaging around 33-39%. As autumn approaches, the likelihood decreases gradually, mirroring the patterns seen in October and November. While September still enjoys some sunny days, it's wise to anticipate a mix of weather as the season transitions, reminding visitors that even with lower chances, a bit of sunshine can still brighten the coastal landscape.

Percentage of Sunny Days in September in Tintagel

The chart illustrates the percentage of sunny days in Tintagel 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 Tintagel experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec22%25%33%55%33%26%39%33%29%22%21%21%
Data source: Tintagel September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Tintagel in September

As September unfolds in Tintagel, the days begin to subtly shorten, offering approximately 12 hours of daylight. This month marks a gentle decline from the longer, sun-drenched days of summer, where June boasted a peak of 16 hours. As autumn approaches, you can observe a noticeable shift in the daylight hours, transitioning from the vibrant warmth of 15 hours in July and 14 hours in August to the crisper, shorter days of September. The steady tapering of sunlight not only signals the changing seasons but also invites the breathtaking beauty of Tintagel's coastal landscapes, as nature prepares for the rich hues of autumn to blanket the land.

Average Daylight Hours in Tintagel for September

The chart illustrates the variation in daylight duration in Tintagel throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 31m10h 2m11h 55m13h 50m15h 31m16h 23m15h 55m14h 25m12h 34m10h 39m8h 56m8h 2m
Data source: Tintagel daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Tintagel

As September rolls in at Tintagel, the wind takes a gentle turn, with an average speed of 4.2 m/s (9 mph), showcasing a subtle calmness compared to the bustling winds of earlier months. It marks a notable dip from the stronger breezes felt in the earlier summer months, where speeds lingered around 5.0 m/s in August. This shift mirrors a seasonal transition, as the winds begin to prepare for the crispness of autumn, which reintroduces more robust gusts in October at 6.2 m/s. While September’s breezes may feel softer, they carry with them the whispers of change, weaving a tranquil backdrop for the stunning coastal scenery of Tintagel.

Average September Wind Speed in Tintagel

The chart displays monthly wind speed patterns in Tintagel, 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.
JanFebMarAprMayJunJulAugSepOctNovDec6.57.36.04.65.84.14.25.04.2 m/s6.25.67.2
Data source: Tintagel September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Tintagel Compares to Other Months

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

September and January offer contrasting weather conditions. In September, temperatures range from a minimum of 8°C (46°F) to a maximum of 25°C (78°F), with an average of 15°C (60°F), creating a mild and pleasant atmosphere. The month sees around 95 mm (3.8 in) of precipitation over approximately 15 days and boasts a humidity level of 79%. In contrast, January experiences much cooler temperatures, with a minimum of 0°C (32°F), an average of 7°C (46°F), and a maximum of only 14°C (58°F). This winter month also totals 95 mm (3.8 in) of precipitation, though slightly fewer rainy days at 14, and higher humidity at 88%. For a more detailed look at January conditions, check out Tintagel weather in January.

September and February showcase contrasting weather patterns. In September, temperatures range from a pleasant minimum of 8°C (46°F) to a maximum of 25°C (78°F), with an average of 15°C (60°F). The month experiences about 95 mm (3.8 in) of precipitation over approximately 15 days, accompanied by a humidity level of 79%. In stark contrast, February brings much colder conditions, with temperatures dipping to a minimum of -2°C (29°F) and averaging just 8°C (46°F), peaking at 14°C (58°F). It sees slightly higher precipitation at 105 mm (4.2 in) spread over 16 days, along with a higher humidity of 88%. For a detailed look at what to expect, consider checking Tintagel weather in February.

In comparing the weather between September and March, one can observe notable differences in temperature and climate conditions. September typically enjoys milder temperatures, with a range from a minimum of 8°C (46°F) to a maximum of 25°C (78°F), creating a comfortable average of 15°C (60°F). In contrast, March experiences colder weather, with minimum temperatures dropping to -3°C (26°F) and a maximum of 17°C (63°F), resulting in a much chillier average of 8°C (47°F). Precipitation levels are relatively high in both months, with September receiving 95 mm (3.8 in) over 15 days, while March sees slightly more rain at 102 mm (4.0 in) over 17 days. Additionally, humidity levels are higher in March, reaching 86%, compared to 79% in September. For more specific details on March weather, you can visit Tintagel weather in March.

In comparing the weather of September and April, one can observe distinct differences in temperature and precipitation. September tends to be warmer, with average temperatures ranging from a minimum of 8°C (46°F) to a maximum of 25°C (78°F), while April has cooler temperatures, averaging between 2°C (36°F) and 20°C (68°F). Additionally, September experiences higher precipitation levels, totaling 95 mm (3.8 in) over approximately 15 days, compared to April’s 51 mm (2.0 in) spread over about 10 days. Humidity is also notable, with September averaging 79% and April slightly higher at 84%. For more detailed insights, you can visit Tintagel weather in April.

In comparing the weather of September and May, September tends to be warmer, with average temperatures reaching 15°C (60°F) and maximums of 25°C (78°F), while May offers cooler averages at 12°C (54°F) and a peak of 22°C (71°F). September also sees higher precipitation levels, totaling 95 mm (3.8 in) over approximately 15 days, compared to May's 72 mm (2.8 in) across 13 days. Humidity remains relatively high in both months, with September at 79% and May slightly higher at 80%. For more details on May weather, you can visit Tintagel weather in May.

In comparing the weather between September and June, you'll find some notable similarities and slight variances. Both months feature average temperatures around 15°C (59°F), with maximum temperatures peaking at 25°C (78°F). September has a slightly cooler minimum temperature of 8°C (46°F), compared to June's 9°C (48°F). Precipitation levels are almost identical, with September recording 95 mm (3.8 in) over 15 days and June showing 95 mm (3.7 in) over 16 days. Humidity levels are also quite close, at 79% in September and 80% in June, creating a comparable sense of mugginess. For a more detailed look at June weather specifics, check out Tintagel weather in June.

When comparing the weather in September and July, we can see notable differences in temperature and precipitation. September tends to have a slightly wider temperature range with minimums dropping to 8°C (46°F) and maximums reaching 25°C (78°F), compared to July's temperatures which range from a minimum of 10°C (51°F) to a maximum of 26°C (79°F). Additionally, September experiences higher precipitation, accumulating 95 mm (3.8 in) over 15 days, while July records 82 mm (3.2 in) across 13 days. The humidity is also higher in September at 79%, compared to 70% in July. For more detailed insights into July's weather, visit Tintagel weather in July.

In comparing the weather between August and September, we see a slight decrease in average temperatures as September features a minimum of 8°C (46°F) and a maximum of 25°C (78°F), compared to August's minimum of 11°C (53°F) and a maximum of 24°C (76°F). The average temperature in September hovers around 15°C (60°F), which is slightly cooler than August's average of 16°C (62°F). Additionally, both months experience similar precipitation levels, with September seeing 95 mm (3.8 in) over 15 days and August recording 90 mm (3.6 in) over 18 days. Humidity levels are higher in September at 79%, compared to 73% in August, indicating a more humid atmosphere as summer transitions into autumn. For more details on August weather patterns, you can check Tintagel weather in August.

September typically offers milder temperatures, ranging from a minimum of 8°C (46°F) to a maximum of 25°C (78°F), with an average of about 15°C (60°F). The month experiences around 95 mm (3.8 in) of precipitation over approximately 15 days, with a humidity level of 79%. In contrast, October sees a drop in temperatures, with minimums of 3°C (37°F) and maximums reaching only 20°C (68°F), averaging 13°C (55°F). This month also brings increased rainfall, totaling 144 mm (5.7 in) across about 18 days, along with higher humidity at 89%. For those looking to plan their activities, details can be found in this article about Tintagel weather in October.

September and November present a stark contrast in weather patterns. In September, temperatures range from a minimum of 8°C (46°F) to a pleasant maximum of 25°C (78°F), with an average temperature of 15°C (60°F). The month sees about 95 mm (3.8 in) of precipitation spread over 15 days, accompanied by a relatively moderate humidity level of 79%. Conversely, November ushers in cooler conditions, with temperatures ranging from a chilly minimum of 2°C (35°F) to a maximum of 16°C (61°F) and an average of just 10°C (51°F). Precipitation increases to 125 mm (4.9 in) over 20 days, and humidity rises to 90%, creating a much wetter and more humid atmosphere. For a closer look at what to expect, check out Tintagel weather in November.

In September, the weather is generally milder, with temperatures ranging from a minimum of 8°C (46°F) to a comfortable maximum of 25°C (78°F) and an average of 15°C (60°F). The month experiences moderate precipitation, totaling 95 mm (3.8 in) over about 15 days, and a relative humidity of 79%.

In contrast, December brings significantly cooler conditions, with temperatures dropping to a minimum of 3°C (37°F) and a maximum of only 13°C (57°F), averaging around 9°C (48°F). Rainfall increases to 165 mm (6.5 in), spread over 23 days, and humidity rises to 89%. For those interested in a detailed look at the December climate, check out Tintagel weather in December.

Compare Tintagel's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Tintagel

September in Tintagel greets visitors with a gentle transition from the warm embrace of summer to the cooler whispers of autumn. While daytime temperatures can still reach a pleasant 25°C, the average drops to a comfortable 15°C, allowing for enjoyable outdoor activities. However, this month is also characterized by increased precipitation, with nearly half the month experiencing some rainfall, contributing to the region's lush landscapes. With humidity hovering around 79%, it’s a time when the air feels fragrant and fresh. For those planning a visit or curious about how this coastal climate shifts throughout the year, more detailed insights can be found at Tintagel Climate.