September Weather in Oban, United Kingdom

Last updated: March 17, 2025

In September, Oban, United Kingdom, experiences a blend of cool and mild weather characterized by an average temperature of 12°C (54°F), peaking at a maximum of 22°C (72°F). The chilly nights can dip as low as 1°C (34°F), reminding residents of the autumnal transition. Rain is a significant player this month, with 217 mm (8.5 in) of precipitation spread over approximately 20 days, resulting in high humidity levels of 89%. As the season shifts, the picturesque views of Oban are often shrouded in mist, evoking a serene yet dynamic coastal charm that captures the essence of this Scottish gem.

September Temperature in Oban

In September, temperatures in Oban begin to show the first signs of autumn, providing a pleasant transition from the warmth of summer. With morning lows around 1°C (34°F) and an average of 12°C (54°F), visitors can expect crisp air perfect for outdoor activities. The days still boast a comfortable maximum of 22°C (72°F), allowing for late-season exploration of the stunning coastal landscapes. This month, while cooler than the preceding summer months, retains a mild charm that beckons travelers to enjoy the lingering sun before the chill of autumn fully sets in. As the weather shifts, it's a time to embrace layered outfits and enjoy the vibrant scenery of Oban.

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

The chart illustrates September temperature patterns in Oban, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec404042455055575754494441
Data source: Temperature data for Oban generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Oban

September in Oban, United Kingdom, showcases a significant shift in precipitation as summer transitions into autumn. With an average rainfall of 217 mm (8.5 in) spread across 20 days, this month not only marks a continuation of the wetter patterns established in August but also sets the stage for October's peak precipitation. This increase from August's 200 mm indicates that September is often a precursor to the more intense downpours characteristic of the coming months. As the days grow shorter, inhabitants can expect a more frequent interplay of clouds and rain, further establishing Oban's reputation for its lush, green landscapes fueled by abundant moisture.

September Precipitation Trends in Oban

The chart displays monthly precipitation patterns in Oban, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1812292037798152151200217305212232
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Oban

September in Oban, United Kingdom, ushers in a noticeable rise in humidity, reaching 89%—a slight increase from the already moist summer months. As the season transitions, the atmospheric moisture remains high, reflecting a broader trend of elevated humidity levels that persist into the autumn. From April's 84% to November's 90%, the gradual incline showcases not just the lingering warmth of summer but also the inviting embrace of cooler, damp conditions. This peak in September marks a pivotal moment in the year, where the air feels particularly heavy, heralding the onset of fall while maintaining the characteristic lushness of the region.

September Average Humidity in Oban

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

In Oban, United Kingdom, the September UV Index settles at 5, indicating a moderate exposure category with a burn time of 30 minutes. This marks a slight decline from the peak levels seen in the summer months, particularly July and August, where the UV Index reached heights of 8. As the sun’s intensity wanes toward autumn, September maintains a balance, allowing residents and visitors to enjoy outdoor activities while still taking precautions against UV exposure. Remember, even as the warmth begins to fade, it’s wise to stay informed about the changing UV levels. For detailed insights and updates, check out Oban UV Index.

Maximum UV Index Levels in Oban for September

The chart shows the monthly maximum UV Index (UVI) for Oban 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: Oban 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 Oban

As summer draws to a close in Oban, September shines brightly with 256 hours of sunshine, marking a notable transition from the sun-drenched days of July and August. While the month may witness a dip from peak summer, it still offers a substantial amount of sun compared to the dreariness of the fall and winter months. The trend shows that this coastal town benefits from a gradual increase in sunlight from the bleak January low of 55 hours up to June's peak, with September providing a delightful lingering glow before the onset of shorter days. The warm, golden rays of early autumn invite locals and visitors alike to savor the scenic beauty and vibrant atmosphere of this stunning Scottish locale.

Monthly Sunshine Duration in Oban: September Highlighted

The September sunshine duration represents the total number of hours Oban 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.
JanFebMarAprMayJunJulAugSepOctNovDec55h116h163h309h374h365h369h328h256h192h98h58h
Data source: Oban September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Oban During September

In September, the likelihood of sunny weather in Oban, United Kingdom drops to a modest 15%, making it one of the less sunlit months of the year. A noticeable trend emerges as we transition from the peak summer months; while the chance of sunshine in April stands at a more promising 48%, the summer months of June to August hover around the low twenties. This gradual decline culminates in September, where the lingering remnants of summer give way to the more unpredictable autumn weather. Therefore, if you're hoping for golden rays and clear skies during this month, it’s wise to prepare for a blend of sun and clouds.

Percentage of Sunny Days in September in Oban

The chart illustrates the percentage of sunny days in Oban 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 Oban experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec29%28%13%48%30%22%22%23%15%14%21%15%
Data source: Oban September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Oban in September

In September, Oban, United Kingdom, enjoys approximately 12 hours of daylight, marking a gradual shift from the sun-drenched days of summer into the early whispers of autumn. After reaching its peak in June with 17 hours of light, the daylight hours begin to taper off as the year progresses. This month strikes a balance between the long, bright summer days—characterized by May's 16 hours and July's 16 hours—and the shorter, cooler months ahead, such as October's 10 hours. As the days shorten, the vibrant hues of autumn foliage emerge, inviting residents and visitors alike to revel in the seasonal transformation while still enjoying ample sunlight.

Average Daylight Hours in Oban for September

The chart illustrates the variation in daylight duration in Oban throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec7h 35m9h 32m11h 53m14h 17m16h 26m17h 36m16h 58m15h12h 41m10h 19m8h 8m6h 56m
Data source: Oban daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Oban

As summer gives way to autumn in Oban, September ushers in a gentle breeze with an average wind speed of 3.5 m/s (8 mph). This marks a slight uptick from the calmer months of July and August, where winds lingered at their lowest, around 2.3 m/s (5 mph) and 2.8 m/s (6 mph) respectively. The transition into fall is characterized by an overall increase in wind speed, hinting at the brisker conditions that lie ahead. Typically, September's winds offer a refreshing balance, allowing for enjoyable coastal strolls without the harsh gales of winter that follow soon after. Observing the shifting patterns, it's clear that while September may bring milder gusts compared to the more gusty months of late autumn and early winter, it stands as a gentle reminder of the seasonal change.

Average September Wind Speed in Oban

The chart displays monthly wind speed patterns in Oban, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.85.94.43.43.63.62.32.83.5 m/s4.55.14.2
Data source: Oban September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Oban Compares to Other Months

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

September and January offer distinctly different weather experiences. In September, temperatures range from a minimum of 1°C (34°F) to a pleasant maximum of 22°C (72°F), with an average temperature of 12°C (54°F). The month sees considerable precipitation, totaling 217 mm (8.5 in) over 20 days, and a high humidity level of 89%. In contrast, January brings chillier conditions, with temperatures ranging from a minimum of -5°C (23°F) to a maximum of 12°C (54°F), averaging 5°C (41°F). While it has slightly less precipitation at 181 mm (7.1 in) over 18 days, the humidity remains relatively high at 86%. For more detailed information on January conditions, visit Oban weather in January.

The weather in September and February presents a striking contrast in terms of temperature and overall feel. September enjoys milder temperatures, with averages around 12°C (54°F), peaking at 22°C (72°F), while February is much colder, averaging only 5°C (41°F) and dipping to lows of -8°C (18°F). While both months experience considerable rainfall, February sees slightly more precipitation at 229 mm (9.0 in) compared to September's 217 mm (8.5 in), with both months recording rain on about 20 days. Humidity levels are also high in both months, with September at 89% and February slightly lower at 85%. For those interested in more details about the winter climate, check out Oban weather in February.

In comparing the weather between September and March, September generally presents milder temperatures, with averages around 12°C (54°F) and maximums reaching 22°C (72°F). By contrast, March is cooler, featuring average temperatures of 6°C (42°F) and maximums peaking at 15°C (59°F). Both months experience significant rainfall, with September recording 217 mm (8.5 in) and March slightly lower at 203 mm (8.0 in), although both see a similar number of rainy days. Humidity levels remain high in both months, with September at 89% and March at 85%. For a closer look at March conditions, check out Oban weather in March.

September and April present distinct weather characteristics, reflecting the transition from summer to autumn and from winter to spring. In September, temperatures range from a minimum of 1°C (34°F) to a maximum of 22°C (72°F), with an average of 12°C (54°F). The month is notably wetter, receiving 217 mm (8.5 in) of precipitation over 20 days and experiencing higher humidity at 89%. In contrast, April features cooler temperatures with a minimum of -2°C (29°F) and a maximum of 19°C (66°F), averaging around 7°C (45°F). It is also drier, with only 77 mm (3.0 in) of precipitation over 15 days and a somewhat lower humidity of 84%. For more detailed information on April weather, check out Oban weather in April.

In September, the weather is characterized by a broader temperature range, with minimums dropping to 1°C (34°F) and maximums reaching up to 22°C (72°F). The average temperature is slightly warmer at 12°C (54°F). However, September is also marked by high levels of precipitation, totaling 217 mm (8.5 in) over about 20 days, contributing to a humidity level of 89%.

In contrast, May features a similar minimum temperature of 1°C (34°F) but has a slightly cooler average of 10°C (50°F) and a maximum that closely follows September at 21°C (71°F). With significantly less rainfall at 98 mm (3.9 in) spread over 15 days, May maintains a lower humidity level of 82%. For more detailed insights into May's weather, check out Oban weather in May.

In comparing the weather of September and June, we observe notable differences in temperature and precipitation patterns. September experiences a broader temperature range, with a minimum of 1°C (34°F) and a maximum of 22°C (72°F), leading to an average of 12°C (54°F). In contrast, June has warmer temperatures, starting at a minimum of 6°C (42°F) and reaching up to 24°C (75°F), with an average of 13°C (55°F). However, September is significantly wetter, receiving 217 mm (8.5 in) of rainfall over 20 days, compared to June's 152 mm (6.0 in) spread over 18 days. Humidity levels are also slightly higher in September at 89%, compared to June's 84%. For more detailed insights into June weather in Oban, you can visit Oban weather in June.

In comparing the weather between July and September, July experiences milder temperatures with a minimum of 8°C (46°F) and a maximum of 24°C (75°F), while September sees cooler temperatures ranging from a minimum of 1°C (34°F) to a maximum of 22°C (72°F). Additionally, September is notably wetter, with 217 mm (8.5 in) of precipitation over 20 days compared to July's 151 mm (5.9 in) over 19 days. Humidity levels are fairly consistent, with September at 89% and July at 87%. For more detailed insights, you can check Oban weather in July.

September weather shows a significant drop in minimum temperatures compared to August, with lows of 1°C (34°F) versus August's 8°C (47°F). While both months share similar maximum temperatures, September's average temperature is slightly lower at 12°C (54°F) compared to August's 14°C (57°F). Rainfall in September also increases, totaling 217 mm (8.5 in) over 20 days, whereas August recorded 200 mm (7.9 in) over 23 days, highlighting a wetter start to autumn. Humidity levels are quite comparable, with September at 89% and August at 88%. For more specifics on August weather, check out Oban weather in August.

September and October present distinct weather characteristics, reflecting the transition into the autumn season. In September, temperatures range from a minimum of 1°C (34°F) to a maximum of 22°C (72°F), with an average of 12°C (54°F). The month experiences moderate rainfall, with 217 mm (8.5 in) of precipitation spread over 20 days and consistent humidity at 89%.

In contrast, October sees a slight drop in temperatures, with a minimum of 1°C (33°F), an average of 10°C (50°F), and a maximum of 18°C (64°F). Rainfall increases significantly, totaling 305 mm (12.0 in) over 24 days, maintaining the same humidity level of 89%. For more specific information about weather patterns, you can check Oban weather in October.

September and November exhibit notable contrasts in weather conditions. September typically offers a milder climate with average temperatures around 12°C (54°F), reaching up to a maximum of 22°C (72°F), while November’s temperatures drop to an average of 7°C (45°F), with highs only reaching 14°C (57°F). Both months see considerable precipitation, with September slightly higher at 217 mm (8.5 in) compared to November's 212 mm (8.4 in), though both experience frequent rain on about 20 to 21 days of the month. Humidity remains high in both months, with September at 89% and November slightly higher at 90%. For a more detailed look at what to expect, you can check Oban weather in November.

September and December present notably different weather conditions. In September, temperatures range from a mild 1°C (34°F) at night to a pleasant 22°C (72°F) during the day, with an average of 12°C (54°F). The month sees significant rainfall, totaling 217 mm (8.5 in) over about 20 days, accompanied by high humidity levels of 89%. In contrast, December is much colder, with temperatures dropping to a minimum of -6°C (22°F) and peaking at 12°C (53°F), resulting in an average of just 5°C (42°F). While December also experiences substantial precipitation at 232 mm (9.1 in) across 22 days, the humidity slightly decreases to 86%. For more specific details about December's weather conditions, you can check Oban weather in December.

Compare Oban's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Oban

As summer fades into autumn, September in Oban presents a unique blend of weather contrasts. Temperatures can reach a pleasant maximum of 22°C, though the average hovers around a cooler 12°C, signaling the transition of seasons. While it may still be warm during the day, nighttime can plunge to a brisk minimum of 1°C, reminding us that winter is not far off. With about 217 mm of rain over 20 days, the humidity remains high at 89%, bringing a dampness that is characteristic of this coastal town. September’s weather showcases a delightful unpredictability, offering both warm days and chilly nights, making it a distinctive month in the annual climate cycle. For further insights, check out the detailed breakdown of the region's patterns at Oban Climate.