September Weather in Tobermory, United Kingdom

Last updated: March 17, 2025

September in Tobermory, United Kingdom, presents a mix of mild temperatures and significant rainfall. With maximum highs reaching 20°C (68°F) and an average temperature of 13°C (56°F), the weather offers a comfortable, yet changeable climate. Visitors can expect cooler evenings, with minimum temperatures dipping to 4°C (39°F). Rain is a frequent visitor, as evidenced by 184 mm (7.2 inches) of precipitation spread over 21 days, resulting in a high humidity level of 89%. This month showcases Tobermory's lush landscapes, making it a stunning time to explore the region, albeit with an umbrella in hand.

September Temperature in Tobermory

As September arrives in Tobermory, temperatures begin to cool slightly from the summer warmth, yet remain pleasantly mild. With minimums around 4°C (39°F) and maximums peaking at 20°C (68°F), the weather offers a comfortable transition into autumn. The average temperature settles at 13°C (56°F), reflecting a steady decrease from the vibrant highs of August. The crisp air is invigorating, inviting locals and visitors alike to explore the scenic beauty of this coastal gem. As nature begins to change with the season, September's mild climate makes it an ideal time for outdoor adventures amidst the stunning landscapes.

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

The chart illustrates September temperature patterns in Tobermory, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec434344465054575755524744
Data source: Temperature data for Tobermory 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 Tobermory

In September, Tobermory experiences a significant uptick in precipitation, with 184 mm (7.2 inches) of rain over approximately 21 days, making it one of the wetter months of the year. This trend follows a pattern of increasing rainfall, as August's 163 mm (6.4 inches) sets the stage for the soaking that September delivers. The transition into autumn brings not only more frequent rain but also prepares the region for the even more intense downpours of October, which averages 266 mm (10.5 inches). This gradual escalation in precipitation showcases the coastal town's shift into the wetter seasons, where the wet, dramatic skies complement the stunning natural scenery, marking a vibrant time for both local flora and visitors looking to witness the rugged beauty of the landscape.

September Precipitation Trends in Tobermory

The chart displays monthly precipitation patterns in Tobermory, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1561911616383116127163184266193215
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Tobermory

As September unfolds in Tobermory, the coastal town experiences a noticeable rise in humidity, reaching 89%—the highest mark since the onset of summer. This increase follows a trend seen throughout the warmer months, where humidity gently escalates from 82% in May to 88% in August. The shift from summer's warmth to early autumn brings with it a sense of moisture-laden air, creating a feeling of coziness that prepares residents and visitors alike for the forthcoming shifts of the season. As October approaches, the humidity stabilizes at 89%, hinting at a pattern where the late summer's embrace lingers just a bit longer before the chill of autumn sets in.

September Average Humidity in Tobermory

This chart illustrates the average monthly humidity levels in Tobermory, 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.
JanFebMarAprMayJunJulAugSepOctNovDec86%85%85%84%82%84%88%88%89%90%90%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Tobermory

In September, Tobermory, United Kingdom experiences a UV Index of 5, indicating a moderate level of sun intensity. This represents a slight decrease from the peak summer months of July and August, where the UV Index reached a high of 8. As the days begin to shorten, the burn time extends to 30 minutes, allowing for enjoyable outdoor activities while still emphasizing the need for sun protection. Notably, this seasonal transition reveals a pattern where the UV levels gradually drop from the summer highs, making September a pleasant month to explore the beautiful scenery of Tobermory while being mindful of solar exposure. For more information on UV changes throughout the year, visit the Tobermory UV Index.

Maximum UV Index Levels in Tobermory for September

The chart shows the monthly maximum UV Index (UVI) for Tobermory 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.
JanFebMarAprMayJunJulAugSepOctNovDec123568865311
Data source: Tobermory 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 Tobermory

September in Tobermory brings a gentle transition into autumn, showcasing 274 hours of sunshine. This month's sunshine hours, while notably lower than the peak summer months of June and July with 379 and 394 hours respectively, still offer a vibrant backdrop as the landscape begins to shift. As the warmth of summer fades, September's sunlight provides a soft glow, gently illuminating the rich colors of early fall. The gradual decrease in daylight sets the stage for the cooler months ahead, with October dipping to 210 hours. Nonetheless, September remains a delightful time to experience Tobermory's natural beauty, making it a charming month for visitors to enjoy the waning warmth of summer.

Monthly Sunshine Duration in Tobermory: September Highlighted

The September sunshine duration represents the total number of hours Tobermory 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.
JanFebMarAprMayJunJulAugSepOctNovDec60h128h184h320h394h379h394h351h274h210h104h66h
Data source: Tobermory September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Tobermory During September

September in Tobermory, United Kingdom, brings a modest 18% chance of sunny weather, marking it as one of the less favorable months for sunshine in the region. In a year where April shines at 48% with its blossoming spring vibe, the summer months of June through August exhibit a slightly higher propensity for sun than September, albeit hovering in the low twenties. As the days grow shorter and autumn approaches, sunshine begins to wane further, with only October and December showing lower probabilities than September. Therefore, while there are glimmers of sun to enjoy, visitors should be prepared for more cloud cover as the season transitions.

Percentage of Sunny Days in September in Tobermory

The chart illustrates the percentage of sunny days in Tobermory 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 Tobermory experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec31%31%16%48%34%24%26%25%18%15%20%15%
Data source: Tobermory September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Tobermory in September

As summer fades into autumn, September in Tobermory, United Kingdom, offers a pleasant transition with around 12 hours of daylight. This month marks a gentle decline from the long, sun-drenched days of July and August, where daylight peaked at 17 hours. The gradually shortening days reflect a rhythmic shift in the seasons, as the vibrant summer warmth gives way to the crispness of fall. Following September, October welcomes even shorter days, with daylight dropping to 10 hours. This trend of diminishing light not only highlights the changing seasons but also sets the stage for the cozy, reflective months ahead, inviting locals and visitors alike to savor the beautiful, autumnal landscape.

Average Daylight Hours in Tobermory for September

The chart illustrates the variation in daylight duration in Tobermory throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec7h 33m9h 31m11h 53m14h 18m16h 28m17h 39m17h15h 2m12h 41m10h 18m8h 7m6h 54m
Data source: Tobermory daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Tobermory

In September, Tobermory experiences a gentle breeze with an average wind speed of 5.0 m/s (11 mph), aligning closely with the calm summer months of July and August. As the seasons shift, this slight increase from the summer's dulcet winds hints at the approaching autumnal gusts. Compared to the blustery winter months, where winds can peak at 7.9 m/s (18 mph) in November, September serves as a transitional period, balancing the tranquility of summer's end with the anticipation of autumn's vigor. This moderate wind creates an inviting atmosphere, perfect for enjoying the scenic beauty of Tobermory's coastal charm before the more turbulent winds of the later months set in.

Average September Wind Speed in Tobermory

The chart displays monthly wind speed patterns in Tobermory, 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.
JanFebMarAprMayJunJulAugSepOctNovDec5.88.56.34.95.15.13.23.85.0 m/s6.77.96.5
Data source: Tobermory September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Tobermory Compares to Other Months

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

September and January present distinctly different weather patterns. In September, temperatures range from a cool 4°C (39°F) at night to a mild 20°C (68°F) during the day, averaging around 13°C (56°F). The month is also characterized by high humidity at 89% and considerable rainfall, with 184 mm (7.2 in) spread over 21 days. In contrast, January sees cooler temperatures, with a minimum of -1°C (30°F) and a maximum of 12°C (55°F), averaging just 6°C (44°F). This winter month has slightly less precipitation at 156 mm (6.2 in) over 19 days, with humidity slightly lower at 86%. To learn more about the specific weather conditions in January, check out this link: Tobermory weather in January.

September and February in Tobermory showcase distinct seasonal contrasts in weather. September typically enjoys milder temperatures, with averages around 13°C (56°F) and maximums reaching up to 20°C (68°F), while February is much colder, averaging only 6°C (43°F) and peaking at 11°C (52°F). Precipitation levels are notably high in both months, with September recording 184 mm (7.2 in) over 21 days and February slightly higher at 191 mm (7.5 in) over 20 days. Humidity levels remain high throughout the year, but September experiences a slightly higher average at 89%, compared to February's 85%. For more detailed insights on winter conditions, you can check Tobermory weather in February.

September and March present contrasting weather patterns. In September, temperatures range from a minimum of 4°C (39°F) to a maximum of 20°C (68°F), with an average of 13°C (56°F). It is a relatively wet month, experiencing 184 mm (7.2 in) of precipitation over 21 days and high humidity at 89%. In contrast, March sees colder conditions, with temperatures dipping as low as -3°C (27°F) and peaking at 13°C (56°F), averaging just 6°C (44°F). It receives slightly less precipitation, totaling 161 mm (6.3 in) over the same number of days, and features a marginally lower humidity level of 85%. For more insights into the weather specifics, check out Tobermory weather in March.

When comparing the weather in September and April, it's clear that September is generally warmer, with average temperatures ranging from a low of 4°C (39°F) to a high of 20°C (68°F), while April sees a more modest range of temperatures from 0°C (33°F) to 17°C (63°F). September also experiences significantly more precipitation, with 184 mm (7.2 in) falling over 21 days, compared to April's 63 mm (2.5 in) across 14 days. Humidity levels are slightly higher in September at 89% compared to 84% in April. For more detailed information on April weather, you can check out Tobermory weather in April.

When comparing the weather in September and May, both months share similar maximum temperatures reaching around 20°C (68°F). However, September typically experiences a warmer average temperature of 13°C (56°F) compared to May's average of 10°C (51°F). Precipitation levels are significantly higher in September, with 184 mm (7.2 in) over 21 days, while May sees only 83 mm (3.3 in) across 14 days. Additionally, humidity in September is typically higher at 89%, compared to 82% in May. For more details on May weather, you can visit Tobermory weather in May.

When comparing the weather in September to June, notable differences emerge. In September, temperatures range from a low of 4°C (39°F) to a comfortable high of 20°C (68°F), with an average temperature of 13°C (56°F). The month also experiences substantial precipitation, totaling 184 mm (7.2 in) over 21 days, contributing to a higher humidity level of 89%. In contrast, June enjoys slightly warmer temperatures, with a minimum of 7°C (45°F) and an average of 12°C (55°F), while still reaching a maximum of 20°C (68°F). Rainfall is lower during June, with 116 mm (4.5 in) spread across 17 days, and humidity levels are a bit more moderate at 84%. For more information on Tobermory's weather during this period, please see Tobermory weather in June.

In comparing the weather patterns of September and July, September experiences noticeably cooler temperatures, with a minimum of 4°C (39°F) compared to July's 9°C (49°F). While both months see a similar average temperature, September can reach a maximum of 20°C (68°F) compared to July's 22°C (71°F). Precipitation is more frequent in September, accumulating to 184 mm (7.2 in) over 21 days, while July records lower precipitation levels at 127 mm (5.0 in) over 16 days. Humidity is slightly higher in September at 89% compared to 87% in July. For a closer look at July's weather, visit Tobermory weather in July.

In September, the weather transitions to cooler conditions, with temperatures ranging from a minimum of 4°C (39°F) to an average of 13°C (56°F) and a maximum of 20°C (68°F). In comparison, August enjoys a milder climate, with temperatures starting at a minimum of 10°C (50°F) and averaging 14°C (58°F), reaching the same maximum of 20°C (69°F). Additionally, September experiences a higher precipitation level of 184 mm (7.2 in) over 21 days, compared to 163 mm (6.4 in) in August, which also spans 21 days of rainfall. The humidity remains fairly similar, with September at 89% and August at 88%. For more detailed insights on the weather during this period, check out Tobermory weather in August.

In September, temperatures in Tobermory range from a minimum of 4°C (39°F) to a maximum of 20°C (68°F), with an average of 13°C (56°F). The month experiences 184 mm (7.2 in) of precipitation over 21 days, while humidity levels remain high at 89%. In contrast, October sees a slight drop in average temperature to 11°C (52°F), with a maximum of 17°C (64°F). Additionally, October is significantly wetter, with 266 mm (10.5 in) of rain falling on 25 days, maintaining the same high humidity level of 89%. For more detailed information, you can check Tobermory weather in October.

In September, temperatures in Tobermory range from a minimum of 4°C (39°F) to a maximum of 20°C (68°F), with an average of 13°C (56°F). The month sees significant rainfall as well, with 184 mm (7.2 in) of precipitation spread over 21 days and humidity levels at a high 89%. In contrast, November offers a cooler climate, with temperatures dipping to a minimum of 1°C (33°F) and rising to a maximum of 14°C (57°F), averaging at 8°C (47°F). Precipitation increases slightly to 193 mm (7.6 in) over the same 21 days, accompanied by a marginally higher humidity at 90%. For more details on what to expect, check out Tobermory weather in November.

September and December exhibit notable differences in weather patterns. In September, temperatures range from a minimum of 4°C (39°F) to a maximum of 20°C (68°F), with an average of 13°C (56°F). The month experiences a significant amount of rainfall, totaling 184 mm (7.2 in) across 21 days, coupled with high humidity levels at 89%. In contrast, December presents much colder conditions, with temperatures dropping to a minimum of -2°C (28°F) and peaking at 12°C (54°F), yielding an average of 7°C (45°F). This month records even higher precipitation, reaching 215 mm (8.5 in) over 23 days, while maintaining slightly lower humidity at 86%. For those interested in exploring more about December's weather, you can check out Tobermory weather in December.

Compare Tobermory's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Tobermory

As summer fades, September in Tobermory brings a noticeable shift in weather, characterized by cooler temperatures and increased rainfall. While the maximum is still a comfortable 20°C, the average dips to a brisk 13°C, making sweater weather a requirement for outdoor adventures. With a high humidity of 89% and precipitation spanning over 21 days, the month often feels damp and can surprise visitors with sudden showers. Unlike the dry, warm days of summer, September invites a cozy atmosphere perfect for enjoying the stunning fall foliage. To learn more about how these conditions fit into the larger picture, explore the Tobermory Climate.