Last updated: March 17, 2025
In Youghal, Ireland, September offers a pleasant blend of mild temperatures and moderate rainfall, making it an inviting early autumn destination. With a maximum of 21°C (71°F) and an average of 14°C (58°F), visitors can enjoy comfortable days, although nights can cool down significantly to a minimum of 6°C (42°F). Amidst the backdrop of picturesque scenery, the month sees about 77 mm (3.0 in) of precipitation spread over 12 days, contributing to the region's lush landscapes. With humidity levels reaching 85%, those exploring the charming coastal town should be prepared for the unique, refreshing maritime climate.
As September unfurls in Youghal, Ireland, the temperatures begin to shift, signaling the transition from the warmth of summer to the crispness of autumn. With a minimum of 6°C (42°F) and a maximum reaching 21°C (71°F), the month showcases a delightful range that averages around 14°C (58°F). This moderate climate invites locals and visitors alike to enjoy the milder days before the chilly embrace of October. Compared to the previous month, September retains a semblance of summer's lingering warmth, yet the days gradually shorten and cool, marking a subtle yet noticeable shift in the seasonal rhythm of this picturesque coastal town. The crisp air and gentle sunshine create an inviting atmosphere, perfect for exploring Youghal's natural beauty and rich history.
September in Youghal, Ireland, ushered in 77 mm (3.0 in) of rainfall over 12 days, marking a subtle shift as summer began to wane. This amount is consistent with the preceding months, where precipitation levels remained relatively stable, softened only slightly from August’s 101 mm (4.0 in). The 12 days of rain in September mirror the summer months, indicating a steady climate pattern as the town transitions into autumn. Notably, October and November are projected to see an increase, with heavier rainfall expected as the year progresses, but September’s precipitation serves as a gentle reminder of the changing seasons, balancing the lush greenery of summer with hints of the wetter months ahead.
In Youghal, Ireland, September brings a noticeable humidity level of 85%, maintaining the trend observed throughout the summer months. This level is consistent with the previous months of July and August, which also recorded humidity figures of 85% and 84% respectively. As the year transitions into autumn, humidity remains relatively high, mirroring the mid-80s seen from June to September. Following September, a slight increase to 86% in October suggests a gradual rise in moisture levels, highlighting Youghal's maritime climate. Overall, the consistent humidity throughout late summer and early autumn indicates a stable, if slightly damp, atmosphere typical of coastal living.
As summer wanes and September settles in Youghal, the UV Index sees a decline, dropping to 5, which falls into the moderate exposure category. This decrease signals a transition from the intense sun of July and August, where the UV Index peaked at 8. With a burn time of 30 minutes, it's crucial to stay vigilant, even during this milder month. While you no longer face the scorching rays of midsummer, the sun remains strong enough to warrant precautionary measures, especially during peak hours. By keeping an eye on UV levels, you can safely enjoy the beauty of the Irish coast. For more details, visit Youghal UV Index.
UV Risk Categories
As the summer gives way to autumn, September in Youghal, Ireland enjoys a generous 308 hours of sunshine, providing a warm farewell to the vibrant days of summer. This month showcases a significant shift, following the peak sunshine of July with 409 hours, where the days were long and bright. Although sunshine hours are on a downward trajectory, September still shines much brighter than the earlier months of the year; for instance, it surpasses January’s meager 95 hours and even August's 364 hours. The gradual decline from the height of summer sets the stage for a cozy transition into the fall, where lingering sunlight still invites outdoor adventures against a backdrop of changing leaves. This trend of gradual decrease serves as a reminder that while summer days may be numbered, the warmth of the sun continues to linger into the heart of autumn.
In Youghal, Ireland, the likelihood of sunny weather in September is relatively low, with a 22% chance of sunshine. This trend mirrors the dips seen in the summer months, where July and August offer only modest increases in sunshine probability compared to late spring. As the year progresses into autumn, the sun often plays hide and seek, with clear skies becoming more elusive. Notably, April shines as the standout month, boasting a robust 48% chance of sunny days, contrasted sharply with September’s more subdued outlook. Ultimately, if you're hoping for bright days in September, it may be wise to prepare for the possibility of cloudier skies.
As summer fades into autumn in Youghal, Ireland, September marks a gentle transition in daylight duration, offering approximately 12 hours of sunlight. Following the peak brightness of 16 hours in June and July, this month signals a gradual decline as we approach the shorter days of fall. After the lush and long days of summer, where May and June dazzled with 15 and 16 hours of daylight, the diminishing light is felt, yet September retains a pleasant balance. This month stands between the lingering warmth of summer and the crispness of autumn, inviting residents and visitors alike to bask in the softer glow of early autumn days before the daylight dips further to 10 hours in October.
As summer gently fades, September in Youghal, Ireland ushers in a subtle shift in wind patterns, with an average speed of 3.9 m/s (9 mph), making it one of the calmer months of the year. This slight decline follows the summer months' breezier averages, particularly the peak of July, which recorded just 3.6 m/s (8 mph). As autumn approaches, the winds begin to pick up again, signaling a transition that will bring the invigorating gusts associated with winter months. Notably, October often brings a resurgence in wind activity, averaging 5.4 m/s (12 mph), showcasing nature's cyclical rhythm. Overall, September's gentle breezes create a serene backdrop, encouraging reflection and a deeper appreciation for the changing seasons.
The weather in Youghal 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 Youghal and find detailed weather information for every month.
September and January present contrasting weather patterns that highlight the transition from late summer to mid-winter. In September, temperatures are noticeably warmer, with minimums around 6°C (42°F) and maximums reaching 21°C (71°F), accompanied by higher humidity levels at 85%. This month typically experiences about 77 mm (3.0 in) of precipitation over 12 days. In contrast, January sees cooler temperatures, with lows plummeting to -1°C (30°F) and highs capping at 13°C (56°F). Although January has slightly less precipitation at 69 mm (2.7 in) over the same number of days, the humidity is marginally lower at 83%. For more specific insights on January weather, you can check Youghal weather in January.
When comparing the weather in September and February, notable differences emerge. September typically features milder temperatures, with a minimum of 6°C (42°F) and an average of 14°C (58°F), peaking at 21°C (71°F). In contrast, February experiences cooler conditions, with a minimum of 0°C (32°F) and an average temperature of just 7°C (45°F), reaching a maximum of 13°C (56°F). Additionally, February tends to be wetter, recording 122 mm (4.8 in) of precipitation over 17 days compared to September's 77 mm (3.0 in) over 12 days. Interestingly, both months share a high humidity level of 85%, contributing to a consistently damp atmosphere. For more detailed insights, you can check Youghal weather in February.
September and March present contrasting weather patterns. In September, temperatures range from a mild 6°C (42°F) to a pleasant maximum of 21°C (71°F), with an average of 14°C (58°F). The month sees approximately 77 mm (3.0 in) of precipitation over about 12 days, and humidity hovers around 85%. In contrast, March experiences cooler temperatures, with a minimum of -4°C (25°F) and a maximum of 14°C (57°F), averaging 7°C (46°F). This month receives slightly more rainfall, with 96 mm (3.8 in) spread across 15 days, and humidity remains similar at 84%. For more detailed information, check out Youghal weather in March.
In comparing the weather of September and April, September generally presents milder conditions, with temperatures averaging around 14°C (58°F) compared to April's average of 9°C (48°F). September experiences a maximum temperature of 21°C (71°F), while April only reaches up to 16°C (62°F). Both months see similar precipitation levels, with September receiving 77 mm (3.0 in) over 12 days, closely mirroring April's 76 mm (3.0 in) across 11 days. The humidity is slightly higher in September at 85%, compared to April's 84%. For more detailed insights, check out Youghal weather in April.
September and May exhibit similar overall weather patterns, but with distinct differences in temperature and conditions. In September, the days are generally warmer, with average temperatures reaching 14°C (58°F) and maximums of 21°C (71°F), making it the warmer month compared to May's average of 11°C (53°F) and maximums of 20°C (68°F). Precipitation is also slightly higher in September, with 77 mm (3.0 in) falling over 12 days, compared to May’s 71 mm (2.8 in) during the same number of days. Both months experience high humidity levels, hovering around 85% in September and 84% in May, reflecting the transitional nature of the seasons. For more detailed information, you can check Youghal weather in May.
In comparing the weather between September and June, we find some subtle differences despite similar average temperatures. September typically sees a maximum temperature of 21°C (71°F), slightly cooler than June's peak of 23°C (74°F). While both months have the same average temperature of 14°C (58°F), September experiences a bit more precipitation at 77 mm (3.0 in) compared to June's 66 mm (2.6 in), with rainfall occurring over the same number of days—12. Humidity remains consistent at 85% for both months, contributing to a similarly damp atmosphere. For more detailed insights, you can refer to Youghal weather in June.
In comparing the weather between September and July, September typically welcomes cooler temperatures, with a minimum of 6°C (42°F) and an average of 14°C (58°F), while July enjoys slightly warmer conditions, starting at a minimum of 9°C (49°F) and averaging 16°C (61°F). The maximum temperatures also reflect this trend, reaching up to 21°C (71°F) in September, compared to 24°C (76°F) in July. While both months see similar precipitation days, September has a higher total rainfall of 77 mm (3.0 in) compared to July's 66 mm (2.6 in), contributing to the overall feeling of moisture. Interestingly, the humidity remains constant at 85% in both months, making them relatively humid and wet. For a closer look at July weather in Youghal, you can visit this link: Youghal weather in July.
In comparing the weather of September and August, September tends to be slightly cooler, with average temperatures ranging from a minimum of 6°C (42°F) to a maximum of 21°C (71°F), while August boasts warmer conditions with temperatures from a minimum of 8°C (48°F) to a maximum of 23°C (73°F). Precipitation is also a bit lower in September, with 77 mm (3.0 in) over 12 days, compared to August's 101 mm (4.0 in) falling over 14 days. Humidity remains similar, hovering around 85% in September and slightly lower at 84% in August. For more detailed insights, you can refer to Youghal weather in August.
September tends to be milder than October, with average temperatures ranging from a minimum of 6°C (42°F) to a maximum of 21°C (71°F). In contrast, October experiences cooler temperatures, with a minimum of 3°C (38°F) and a maximum of 17°C (64°F). Precipitation increases from September to October, with September receiving 77 mm (3.0 in) over 12 days, while October sees a rise to 121 mm (4.8 in) across 15 days. Humidity levels remain relatively high in both months, with September at 85% and October slightly higher at 86%. For more detailed insights on the weather patterns in October, you can explore Youghal weather in October.
In comparing the weather between September and November, it's clear that November tends to be significantly cooler and wetter. September enjoys milder temperatures, with a minimum of 6°C (42°F) and an average of 14°C (58°F), while November's temperatures drop to a minimum of 2°C (35°F) and an average of 9°C (48°F). Additionally, September experiences about 77 mm (3.0 in) of precipitation over 12 days, whereas November sees an increase in rainfall, totaling 124 mm (4.9 in) over 17 days. Humidity remains fairly consistent between the two months, with September at 85% and November slightly lower at 84%. For more detailed weather data, you can check Youghal weather in November.
In September, the weather is generally milder with average temperatures ranging from a minimum of 6°C (42°F) to a maximum of 21°C (71°F), making it a comfortable month for outdoor activities. However, it still experiences considerable rainfall, with about 77 mm (3.0 in) over approximately 12 days, and humidity levels at 85%. In contrast, December brings a distinct chill, with average temperatures dropping to a minimum of 0°C (32°F) and a maximum of 13°C (56°F). This month sees increased precipitation, totaling 133 mm (5.2 in) over 17 days, coupled with slightly lower humidity at 83%. For a closer look at December weather specifics, you can visit Youghal weather in December.
As September unfolds in Youghal, the weather marks a distinct transition from the warmth of summer to the cooler embrace of autumn. While maximum temperatures can still reach a pleasant 21°C (71°F), the overall ambiance is tempered by more frequent rainfall—12 days of precipitation that totals around 77 mm (3.0 in), making the month notably wetter than its predecessors. The average temperature hovers around 14°C (58°F), offering a refreshing change but reminding residents and visitors alike of the approaching chill, with minimums dipping to 6°C (42°F). This blend of moderate warmth and increased humidity, often rising to 85%, sets September apart as a time of cozy layering, scenic walks along the coast, and the onset of autumnal beauty. For a deeper dive into how September's climate shapes this coastal gem, visit Youghal Climate.