Last updated: March 17, 2025
September in Carrick-on-Shannon, Ireland, offers a vivid tapestry of weather experiences. With maximum temperatures reaching a pleasant 24°C (76°F) and an average of 13°C (55°F), the month provides a gentle transition into autumn. However, afternoons can be accompanied by a chill, as the minimum temperature dips to 2°C (36°F). Rain is frequent, with a considerable precipitation amount of 89 mm (3.5 in) spread over 17 days, creating lush landscapes. The humidity hovers around 88%, adding to the invigorating feel of this charming town. Whether basking in the sun or enjoying the misty rains, September showcases Carrick-on-Shannon's unique climate.
As September unfolds in Carrick-on-Shannon, residents and visitors alike can expect a refreshing transition into autumn. With minimum temperatures averaging around 2°C (36°F) and daytime highs reaching a comfortable 24°C (76°F), the month boasts a mild average of 13°C (55°F), heralding the end of summer’s warmth. This trend reveals a notable cooldown compared to August, yet the pleasant temperatures offer an ideal backdrop for outdoor activities and stunning views of the surrounding landscapes. As the days grow shorter and the leaves start to turn, September radiates a unique charm, inviting exploration and appreciation of this serene Irish town.
In September, Carrick-on-Shannon experiences a moderate precipitation total of 89 mm (3.5 in), which is reflective of the region's transitional season as it shifts from summer's lush rainfall to the more stable conditions of autumn. With 17 days of rain, this month sees a continuation of the wetter trend established in August, which recorded the highest rainfall of the year at 147 mm (5.8 in). Notably, while September’s rainfall is significantly less than its predecessor, it still embraces the typical Irish weather pattern, where the moisture-laden clouds frequently bless the region. Overall, September's precipitation maintains a balanced presence, paving the way for the continued variability characteristic of the upcoming months.
In Carrick-on-Shannon, September ushers in a notable return to higher humidity levels, maintaining an 88% impressiveness that echoes the winter months. This surge follows a relatively stable summer with humidity levels hovering around 85%, highlighting a slight dip in comfort as autumn approaches. Interestingly, the trend over the year shows a gradual increase in humidity, beginning from the milder 83% in late spring and rising into the crisp, damp air of autumn, peaking at 92% by November. As we transition from summer to fall, September's humidity signifies a shift towards the wetter, cooler days that characterize the Irish climate.
September in Carrick-on-Shannon, Ireland, sees a moderate UV Index of 5, indicating a notable shift as summer draws to a close. While exposure levels remain manageable, caution is still advisable, with a burn time of around 30 minutes for fair-skinned individuals. This month stands as a transition from the high UV levels of August, which peaked at 7, exemplifying a gradual descent as autumn approaches. With the UV Index steadily decreasing from its peak in summer, September offers an excellent opportunity to enjoy the outdoors while remaining mindful of UV exposure. For more insights into the UV Index trends throughout the year, check out Carrick-on-Shannon UV Index.
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As summer gently transitions into autumn, September in Carrick-on-Shannon brings a delightful retreat from the heat, boasting 259 hours of sunshine. This generous amount of daylight reflects a gradual decline from August's peak of 283 hours, yet it still offers ample opportunities for outdoor exploration and leisurely strolls along the picturesque Shannon River. Following the sun-drenched months of May and June, which featured 359 and 345 hours, respectively, September sets a cozy tone for the season, making it a perfect time to enjoy the vibrant fall foliage. As the days shorten, the charm of Carrick-on-Shannon persists, inviting both locals and visitors to savor the beauty of early autumn under a canopy of golden light.
September in Carrick-on-Shannon, Ireland, offers a modest chance of sunny weather, with only a 15% likelihood of sunshine. This places it slightly below average compared to the more promising months of April and May, which experience 34% and 32% chances, respectively. As summer transitions to fall, the sun seems to retreat, following the trends observed in the earlier summer months of June and July, where sunny days were even lower, at 16% and 22%. With the days getting shorter and the air cooler, September reflects a gradual decline in sunshine, but those who are fortunate might still catch glimpses of warmth before autumn settles in.
As September arrives in Carrick-on-Shannon, the transition from the long, sunlit days of summer begins to set in, with daylight duration gradually tapering to 12 hours. Following the peak of summer in June, when the sun graces the town with a generous 17 hours of daylight, September marks a noticeable shift toward autumn. The days start to shorten, yet visitors can still enjoy ample time outdoors, reveling in the calm beauty of early autumn. This gradual decline continues as the year progresses into October, where daylight further decreases to 10 hours, emphasizing the seasonal rhythm. Overall, September serves as a gentle reminder of nature's cycles, balancing warmth with the anticipation of cozy, shorter days ahead.
As summer gently gives way to autumn, September in Carrick-on-Shannon showcases a modest average wind speed of 3.0 m/s (7 mph), reflecting a slight dip from the breezier months of late spring and summer. This transitional month offers a breath of fresh air, as winds calm down from July's lows of 2.3 m/s but remain comparably soft, indicating a serene atmosphere. It's a time when the winds revive just enough to dance among the trees and whisper through the charming streets, creating an inviting backdrop for leisurely strolls and cozy moments by the riverside. With October's increase to 3.9 m/s just around the corner, the shifting winds remind us of the season's imminent change, ushering in the vibrant colors and crispness that fall brings to this picturesque Irish town.
The weather in Carrick-on-Shannon 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 Carrick-on-Shannon and find detailed weather information for every month.
In September, the weather in Carrick-on-Shannon is generally milder, with temperatures ranging from a minimum of 2°C (36°F) to a maximum of 24°C (76°F) and an average of 13°C (55°F). The month sees about 89 mm (3.5 in) of precipitation over 17 days, accompanied by high humidity levels of 88%. In contrast, January brings colder conditions, with temperatures ranging from a minimum of -4°C (24°F) to a maximum of 14°C (57°F) and an average of 5°C (42°F). Although it has slightly less precipitation at 80 mm (3.1 in) over 13 days, the humidity remains consistently at 88%. For more details on January weather, visit Carrick-on-Shannon weather in January.
In the comparison of September and February weather, September tends to be milder with temperatures ranging from a minimum of 2°C (36°F) to a maximum of 24°C (76°F), while February experiences colder conditions, with temperatures dipping as low as -3°C (26°F). Both months see similar humidity levels at 88%, but February is notably wetter, receiving 126 mm (5.0 in) of precipitation over 17 days compared to September’s 89 mm (3.5 in). For more detailed insights, check out Carrick-on-Shannon weather in February.
In comparing the weather of September and March, one can observe distinct differences in temperature and precipitation. September welcomes warmer temperatures, with a minimum of 2°C (36°F), an average of 13°C (55°F), and a maximum of 24°C (76°F), while March presents cooler conditions, where the temperatures range from a minimum of -5°C (24°F), an average of 6°C (44°F), to a maximum of 17°C (63°F). Both months experience similar amounts of rainfall, with September receiving 89 mm (3.5 in) and March a bit more at 107 mm (4.2 in), both occurring over 17 days. Humidity levels are nearly the same, with September at 88% and March at 87%. For those interested in more details, you can check out the Carrick-on-Shannon weather in March.
When comparing the weather in September and April, notable differences emerge. September boasts a more moderate temperature range, with minimums around 2°C (36°F) and maximums reaching up to 24°C (76°F), averaging 13°C (55°F). In contrast, April starts cooler, with temperatures dipping as low as -2°C (29°F) and averaging 8°C (47°F), while maximum temperatures hover around 21°C (69°F). Additionally, September experiences higher precipitation levels, with 89 mm (3.5 in) over 17 days, compared to April's 62 mm (2.4 in) over just 11 days. Humidity levels remain somewhat similar, with September at 88% and April slightly lower at 86%. For a more detailed look at April’s weather patterns, you can check out Carrick-on-Shannon weather in April.
When comparing the weather in September and May, September tends to be slightly warmer overall, with average temperatures around 13°C (55°F) compared to May's average of 11°C (53°F). However, September experiences a higher maximum temperature of 24°C (76°F) versus May’s peak of 25°C (77°F). Additionally, September is characterized by more frequent precipitation, with 89 mm (3.5 in) over 17 days, compared to May's 82 mm (3.2 in) over 14 days. Humidity levels are also a bit higher in September at 88%, while May holds a relative humidity of 83%. For more details on the weather specifics for May, you can check Carrick-on-Shannon weather in May.
September and June offer distinct weather experiences. In September, temperatures range from a chilly minimum of 2°C (36°F) to a comfortable maximum of 24°C (76°F), with an average of 13°C (55°F). The month sees about 89 mm (3.5 in) of precipitation spread over 17 days and a high humidity level of 88%. In contrast, June features warmer temperatures, starting at a minimum of 5°C (41°F) and reaching as high as 29°C (84°F), with an average of 14°C (57°F). Although June has slightly more precipitation at 106 mm (4.2 in) over the same number of days, it boasts a lower humidity of 83%. For a closer look at June's weather specifics, you can visit Carrick-on-Shannon weather in June.
In comparing the weather of September and July, September features cooler temperatures with a minimum of 2°C (36°F) and an average of 13°C (55°F), while July enjoys milder conditions with a minimum of 7°C (45°F) and an average of 15°C (60°F). The maximum temperature in September reaches 24°C (76°F), compared to July's warmer peak of 28°C (83°F). Precipitation levels are slightly higher in July, totaling 97 mm (3.8 in) over 15 days, in contrast to September's 89 mm (3.5 in) over 17 days. Both months exhibit high humidity, with September at 88% and July at 85%. For more details on July’s weather, you can check Carrick-on-Shannon weather in July.
In comparing the weather between August and September, September generally experiences cooler temperatures, with a minimum of 2°C (36°F) compared to August's minimum of 6°C (43°F). Both months have a similar maximum temperature of around 24°C (76°F), but September's average temperature is slightly lower at 13°C (55°F) versus August's 15°C (59°F). Precipitation is also reduced in September, totaling 89 mm (3.5 in) over 17 days, compared to August's heavier rainfall of 147 mm (5.8 in) across 20 days. Humidity levels are similar, with September at 88% and August at 85%. For more detailed information about the weather in August, you can visit Carrick-on-Shannon weather in August.
In September, temperatures in Carrick-on-Shannon are milder, ranging from a minimum of 2°C (36°F) to a pleasant maximum of 24°C (76°F), with an average of 13°C (55°F). The month sees about 89 mm (3.5 in) of precipitation over 17 days, coupled with high humidity at 88%. In contrast, October brings cooler temperatures, with minimums dropping to -1°C (30°F) and a maximum of 20°C (68°F), averaging around 10°C (50°F). The precipitation increases to 113 mm (4.4 in), yet it also spans the same 17 days. Humidity rises slightly to 91%, creating a more pronounced feeling of chill in the air. For more specific insights on October's weather, you can check out Carrick-on-Shannon weather in October.
In comparing the weather of September and November, we see a distinct transition as autumn progresses. September boasts a milder climate with temperatures ranging from a minimum of 2°C (36°F) to a maximum of 24°C (76°F) and an average of 13°C (55°F). It experiences about 89 mm (3.5 in) of precipitation over 17 days, accompanied by high humidity at 88%. In contrast, November exhibits cooler temperatures, with lows dipping to -3°C (26°F) and a maximum of only 15°C (59°F), averaging at 7°C (45°F). Precipitation increases slightly to 106 mm (4.2 in), while humidity rises to 92%, also over 17 days. For more detailed information, check out Carrick-on-Shannon weather in November.
In September, the weather is generally mild, with average temperatures ranging from a cool 2°C (36°F) at night to a warm 24°C (76°F) during the day. This month experiences about 89 mm (3.5 in) of precipitation over 17 days, with humidity remaining quite high at 88%. In contrast, December brings colder conditions, with average temperatures dipping to a maximum of 12°C (55°F) and a minimum of -3°C (26°F). Precipitation increases slightly to 110 mm (4.3 in) over the same number of days, and humidity remains similar at 89%. For a detailed look at December weather, you can check out Carrick-on-Shannon weather in December.
As September arrives in Carrick-on-Shannon, the weather begins to shift noticeably from the warmth of summer towards the crispness of autumn. While maximum temperatures can still reach comforting highs, the average drops, and the balmy days give way to cooler evenings, often dipping into the lower ranges. This month is characterized by a higher frequency of rainy days—with nearly half the month seeing precipitation—making it one of the wetter periods of the year. Coupled with high humidity levels, this creates a lush and vibrant landscape, perfect for enjoying the local scenery. For those planning a visit or looking to understand the regional climate, more detailed information can be found here: Carrick-on-Shannon Climate.