Last updated: March 17, 2025
In Buncrana, Ireland, September greets residents and visitors with a mix of mild temperatures and frequent showers. The month sees a maximum temperature soaring to 24°C (75°F), while averages hover around a comfortable 13°C (56°F). However, the evenings can be quite cool, dipping to a minimum of 5°C (41°F). Rainfall is a common theme, with approximately 92 mm (3.6 in) of precipitation spread across 17 days, creating a lush, vibrant landscape. Alongside this, an average humidity of 87% envelops the town, adding to the enchanting, misty atmosphere typical of Ireland's early autumn. Enjoy the dynamic weather as Buncrana transforms with each passing day, showcasing the charm and beauty of its coastal scenery.
As September rolls into Buncrana, the crispness of autumn begins to temper the lingering warmth of summer. Temperature trends during this month showcase a gentle transition, with minimums averaging around 5°C (41°F) and maximums peaking at a pleasant 24°C (75°F). The average temperature stabilizes at 13°C (56°F), offering a comfortable mildness perfect for outdoor activities. This month marks a noticeable decline from the higher peaks of August, yet still retains a warmth that invites locals and visitors alike to savor the beauty of the changing seasons. As the days shorten and the evenings cool, September in Buncrana presents a compelling blend of warmth and freshness that sets the stage for autumn's vibrant colors.
In September, Buncrana experiences an average precipitation of 92 mm (3.6 in), marking a slight decline after the wetter month of August, which recorded 125 mm (4.9 in). Rain falls over approximately 17 days, creating a subtle transition into the autumn months. This pattern indicates that while September retains a fair amount of moisture, the trend suggestively points towards a gradual easing of summer's abundant rainfall. As the leaves begin to change, the shift in precipitation also hints at the approaching winter, where the precipitation increases notably in October, peaking at 112 mm (4.4 in). Overall, September serves as a pivotal month, blending the remnants of summer rains with the impending wet chill of fall.
As September rolls in, Buncrana experiences a notable rise in humidity, with levels reaching 87%. This increase marks a peak in the seasonal trend, as the summer months of July and August also show heightened humidity at 86%. Throughout the year, humidity remains relatively consistent, fluctuating between 83% to 88%, with the autumn months signaling a gradual increase from the summer's warm embrace. Interestingly, October and November maintain this trend, sustaining a humidity of 87% and 88% respectively, hinting at a damp and cool transition into winter. This pattern not only showcases Buncrana's coastal climate but also evokes an atmosphere of freshness and vibrancy as the seasons shift.
In September, Buncrana experiences a moderate UV Index of 5, allowing for a comfortable balance between sun exposure and skin protection. With a recommended burn time of 30 minutes, outdoor enthusiasts can enjoy the early autumn sun while remaining mindful of the need for sun safety. This month marks a shift from the very high indexes of summer, which saw a peak of 8 in both June and July, to a more manageable level that reflects the transition into fall. Despite the UV levels dropping, it's essential to stay vigilant, especially for those with fair skin. For a detailed analysis of UV levels throughout the year in this picturesque coastal town, visit Buncrana UV Index.
UV Risk Categories
September in Buncrana, Ireland, offers a delightful transition from the vibrant summer months to the cooler embrace of autumn. With 277 hours of sunshine, September stands out as a month that gracefully balances the lingering warmth of summer with the early whispers of fall. This decline from the peak sunlight of 399 hours in May and 390 hours in July reflects the typical seasonal shift, yet it still provides ample opportunities for outdoor adventures and stunning coastal views. As the days shorten, the crisp air enhances the beauty of Buncrana's landscapes, making September a unique time where nature prepares for a new chapter while still basking in the remnants of sunshine.
In September, Buncrana, Ireland experiences a 19% chance of sunny weather, placing it on the lower end of the spectrum for the year. While this modest likelihood offers a glimpse of sunshine, it falls short compared to the brighter months of April and May, where chances soar to 39% and 30%, respectively. Notably, September's sunshine probability is only slightly better than the drier summer months of July and August, which hover around 20% and 16%. As autumn begins to take hold, the transition from summer warmth to cooler, cloudier days becomes more apparent, signaling that while sunny days are possible, the crisp, overcast skies of fall are likely to dominate the season.
As September settles in Buncrana, Ireland, the atmosphere begins to shift with a gentle reduction in daylight, offering about 12 hours of light each day. This month marks a transition from the summer's vibrant 17 hours in June and 16 hours in July to the more subdued 10 hours anticipated in October. The gradual shortening of days is a poignant reminder of the changing seasons, as daylight dips from a lively 14 hours in August to this more moderate duration. With the autumn equinox just around the corner, September presents a beautiful blend of lingering warmth and the onset of cozy evenings, inviting residents to savor the last golden days of summer before embracing the shorter days ahead.
As September rolls in, Buncrana experiences a gentle revival in wind activity, with average speeds reaching 4.4 m/s (10 mph). This slight uptick follows the calm days of summer, where July and August brought notably lighter breezes. After a summer lull, the arrival of autumn begins to stir the air, preparing the landscape for the more vigorous winds of October and November. Overall, September serves as a transitional month, bridging the calm tranquility of summer with the brisk energy of fall, making it a perfect time to embrace the fresh, invigorating winds of the Irish coastline.
The weather in Buncrana 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 Buncrana and find detailed weather information for every month.
September and January present a notable contrast in weather patterns. In September, temperatures range from a mild minimum of 5°C (41°F) to a pleasant maximum of 24°C (75°F), with an average around 13°C (56°F). The month sees significant rainfall, totaling 92 mm (3.6 in) over 17 days, accompanied by high humidity levels at 87%. In contrast, January experiences cooler temperatures with a minimum of -1°C (30°F) and a maximum of 14°C (57°F), averaging around 7°C (44°F). Precipitation is less frequent, totaling 77 mm (3.0 in) across 14 days, and humidity remains slightly lower at 84%. For more detailed information on January weather, visit Buncrana weather in January.
September and February offer contrasting weather experiences. In September, temperatures range from a mild 5°C (41°F) at the minimum to a pleasant 24°C (75°F) at the maximum, with an average of 13°C (56°F). The month also sees a fair amount of rainfall, totaling 92 mm (3.6 in) over 17 days, coupled with high humidity levels reaching 87%. In stark contrast, February's temperatures dip to a minimum of -1°C (31°F) and peak at 14°C (58°F), averaging around 6°C (44°F). Precipitation in February is slightly higher at 106 mm (4.2 in) over 16 days but with slightly lower humidity at 84%. For more specifics on February weather, you can check this link: Buncrana weather in February.
September and March present distinct weather patterns, with September generally being milder. In September, temperatures range from a minimum of 5°C (41°F) to a comfortable maximum of 24°C (75°F), while the average temperature is around 13°C (56°F). In contrast, March experiences cooler temperatures, ranging from a low of -3°C (28°F) to a high of 16°C (61°F), with an average of 7°C (45°F). Both months see similar levels of precipitation, with September recording 92 mm (3.6 in) over 17 days and March slightly higher at 94 mm (3.7 in) over 18 days. Humidity levels also differ slightly, with September at 87% and March at 83%. For more insights into March weather, check out Buncrana weather in March.
When comparing September and April weather, September generally offers warmer temperatures, with average highs reaching 24°C (75°F) compared to April's maximum of 21°C (69°F). However, September also sees more rainfall, with 92 mm (3.6 in) of precipitation over 17 days, while April has a lighter 51 mm (2.0 in) spread across 13 days. Humidity levels are relatively high in both months, but September is slightly more humid at 87% compared to April's 84%. For a detailed look at April weather specifically, you can check Buncrana weather in April.
When comparing September and May weather, September typically offers a slightly warmer climate with average temperatures reaching 13°C (56°F) compared to May's 11°C (53°F). While both months experience cool nights, September has a higher maximum temperature of 24°C (75°F) versus May's peak of 25°C (76°F). In terms of precipitation, September sees more rainfall, with 92 mm (3.6 in) over 17 days, while May has 72 mm (2.8 in) spread over 15 days. Additionally, humidity levels are a bit higher in September at 87%, compared to 83% in May. For a closer look at May weather specifics, you can refer to Buncrana weather in May.
In comparing the weather of September and June, both months exhibit similar average temperatures, hovering around 13°C (56°F). However, June tends to be slightly warmer, with maximum temperatures reaching 26°C (79°F) compared to September's peak of 24°C (75°F). Precipitation in September is slightly higher at 92 mm (3.6 in) over 17 days, while June experiences 84 mm (3.3 in) over 16 days. Additionally, September has a higher humidity level at 87%, compared to June's 83%. For more detailed information about June weather, you can visit Buncrana weather in June.
In comparing the weather of September and July, September tends to be cooler overall, with average temperatures ranging from a minimum of 5°C (41°F) to a maximum of 24°C (75°F), compared to July's range of 9°C (49°F) to 27°C (80°F). Additionally, September experiences slightly more precipitation, with 92 mm (3.6 in) over 17 days, while July sees 82 mm (3.2 in) across 15 days. Humidity levels remain comparable, with September at 87% and July at 86%. For more detailed insights, you can check out Buncrana weather in July.
In comparing the weather of August and September, September tends to be slightly cooler, with minimum temperatures dropping from 9°C (48°F) in August to a minimum of 5°C (41°F) in September. The average temperature also decreases from 15°C (59°F) in August to 13°C (56°F) in September, although the maximum temperature in September rises to 24°C (75°F), surpassing August's maximum of 22°C (71°F). Precipitation is higher in August, with 125 mm (4.9 in) recorded over 21 days, compared to September's 92 mm (3.6 in) over 17 days. Humidity remains fairly consistent, with 86% in August and a slight increase to 87% in September. For a detailed look at the weather in Buncrana during August, visit Buncrana weather in August.
In September, temperatures tend to be milder, with averages around 13°C (56°F) and maximums reaching 24°C (75°F), while October sees a slight drop, averaging 11°C (52°F) and peaking at 19°C (67°F). Both months experience high humidity levels of 87%, but October is notably wetter, with precipitation increasing to 112 mm (4.4 in) over 19 days compared to September's 92 mm (3.6 in) over 17 days. For those interested in more detailed forecasts, you can check out Buncrana weather in October.
When comparing the weather in September and November, you can expect a notable shift in temperatures and precipitation patterns. September typically enjoys milder conditions, with average temperatures ranging from a minimum of 5°C (41°F) to a maximum of 24°C (75°F). In contrast, November sees a significant drop, with average temperatures between 1°C (35°F) and 15°C (60°F). Both months are quite wet, but November has slightly higher precipitation at 101 mm (4.0 in) over 19 days, compared to September's 92 mm (3.6 in) over 17 days, reflecting a gradual increase in rainfall as autumn progresses. Humidity remains relatively high in both months, with November slightly edging out at 88%. For more specifics on November weather, visit Buncrana weather in November.
In September, temperatures in Buncrana typically range from a cool 5°C (41°F) at night to a pleasant 24°C (75°F) during the day, with an average temperature of 13°C (56°F). The month experiences considerable rainfall, averaging 92 mm (3.6 in) over approximately 17 days, along with high humidity levels at 87%. In contrast, December brings a drop in temperatures, with nighttime lows reaching -1°C (31°F) and daytime highs peaking at only 13°C (56°F), resulting in an average of 7°C (45°F). Rainfall increases to 116 mm (4.6 in) over about 20 days, while humidity decreases slightly to 84%. For more detailed information on December weather, visit Buncrana weather in December.
September in Buncrana stands out with its mild temperatures and notable humidity, offering a transition from the warmth of summer to the cooler embrace of autumn. While the average temperature hovers around a comfortable 13°C, visitors can still enjoy the occasional sunny days peaking at 24°C. However, as the month progresses, an increase in precipitation becomes evident, with about half of the days featuring some rain, contributing to a lush, green landscape. This blend of mild warmth and frequent showers creates a unique atmosphere when compared to the warmer, drier months of summer. For more insights on Buncrana’s ever-changing weather patterns, visit Buncrana Climate.