Last updated: March 17, 2025
In September, Dunlewy, Ireland experiences a dynamic blend of weather conditions, perfect for those seeking a mix of sunshine and showers. The maximum temperature can reach a pleasant 23°C (74°F), while the average hovers around a cool 13°C (55°F). However, nighttime temperatures drop to a brisk 4°C (40°F), reminding us of the approaching autumn chill. This month sees 119 mm (4.7 inches) of rainfall spread over 20 days, creating lush, vibrant landscapes. With a high humidity level of 87%, the air can feel quite moist, enhancing the green beauty of this enchanting region. Whether you're hiking or simply soaking in the scenery, September in Dunlewy offers an inviting atmosphere, albeit with a chance of rain.
In September, Dunlewy begins to transition from the warmth of summer to the cooler embrace of autumn. With minimum temperatures hovering around 4°C (40°F) and averaging a comfortable 13°C (55°F), it's a month that balances warmth and crispness. The maximum temperature still reaches a pleasant 23°C (74°F), inviting outdoor enthusiasts to enjoy the vibrant colors of the changing leaves. Compared to the previous month, September holds onto the remnants of summer while gently introducing cooler nights, reflecting a clear trend toward the town's chilly autumn climate. As the days shorten, the mix of lingering warmth and cooler breezes creates a magical atmosphere perfect for exploring Dunlewy's scenic beauty.
September in Dunlewy marks a transition, with precipitation totaling 119 mm (4.7 in) over 20 days, striking a balance between the lush, rain-soaked summer and the eagerly anticipated autumn. Following the peak rainfall of August, which saw a hefty 152 mm (6.0 in) over 23 days, September's showers are slightly more moderate yet still significant. This pattern suggests a trend of decreasing rainfall as the year progresses, although it remains relatively high compared to the drier spring months. As the landscape shifts from vibrant greens to autumnal hues, the regular rain contributes to the region's enchanting beauty, providing a refreshing backdrop for those who revel in the serenity of nature’s change.
In Dunlewy, Ireland, September ushers in a notable increase in humidity, rising to 87%—the highest level recorded since July and August, which also maintained a moisture-rich 86%. This trend suggests a gradual build-up of humidity as the months progress from summer into autumn, indicating a shift in atmospheric conditions. The transition from the relatively stable 83-84% range in the earlier months indicates that the dampness of the land is intensifying, setting the stage for the wetter months ahead. Following September, the humidity remains elevated at 87% in October, hinting at a pattern that might continue into the fall, culminating in the even higher levels of 88% experienced in November. This persistent humidity creates a lush, green landscape that is quintessentially Irish, enhancing Dunlewy's picturesque scenery as it prepares for the upcoming winter months.
As September unfolds in Dunlewy, Ireland, the UV Index settles at a moderate 5, implying a steady transition from the summer's intensity. This month sees a burn time of approximately 30 minutes, indicating that while the sun's rays are less harsh than in the peak of summer, vigilance is still advised. The moderate exposure category reflects a consistent trend from the previous months, easing from July and August's high levels and aligning with the gradual decrease in daylight as autumn approaches. As you enjoy the milder sunshine, it remains crucial to stay protected while soaking in the beautiful landscapes of Dunlewy. For more detailed insights, explore the Dunlewy UV Index.
UV Risk Categories
As September unfolds in Dunlewy, the lingering warmth of summer is evident in the considerable 280 hours of sunlight that bathe the landscape. This month, while a decline from the vibrant 401 hours in May, remains notably brighter compared to the wintry months ahead, such as October with its 222 hours and November's stark 115 hours. The gradual transition into autumn sees a softer sunlight, yet it still allows the breathtaking scenery to shine. As the year progresses, the sunlight ebbs, but September stands as a gentle reminder of summer's glow, making it an ideal time to enjoy the stunning views of this charming Irish village.
In Dunlewy, Ireland, September brings with it a moderate likelihood of sunshine, with a sunning chance of 16%. While this figure is slightly lower than the summer months, it aligns closely with the trends observed in July and August, indicating a gradual transition into the autumn season. As temperatures begin to dip and daylight hours shorten, the opportunity to enjoy sunny spells becomes less frequent, following a pattern of decreasing sunshine from the vibrant spring months. Thus, while September may still hold a few sunny surprises, residents and visitors alike should be prepared for a mix of weather as the year winds down.
As summer gives way to autumn in Dunlewy, Ireland, September marks a gentle transition in daylight hours, offering about 12 hours of sunlight. This progressive decline follows the peak brightness of June, where daylight stretches to a generous 17 hours, and it continues through the warmer months of July and August. By September, the days are still pleasantly lit, yet the subtle shift towards shorter daylight sets the stage for the upcoming fall. This month sits comfortably in the middle of the seasonal transition, showcasing the beauty of Ireland's landscapes under the fading golden light before daylight further dwindles to just 10 hours in October. The rhythmic ebb and flow of sunlight illustrates the enchanting cycle of the seasons, where each month brings its own unique charm.
In Dunlewy, Ireland, September greets visitors with a gentle breeze, averaging around 4.3 m/s (10 mph), which brings a refreshing crispness to the air. This mild wind speed marks a slight increase from the calmer months of July and August, where winds dipped to 2.9 m/s (7 mph) and 3.7 m/s (8 mph), respectively. As autumn approaches, the transition becomes evident, with wind speeds gradually rising from September into the more blustery months ahead. October experiences a notable uptick at 5.7 m/s (13 mph), setting the stage for the chillier, windier days of winter. In this picturesque setting, September offers a delicate balance of warmth and wind, inviting exploration through the stunning landscapes of Ireland's rugged terrain.
The weather in Dunlewy 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 Dunlewy and find detailed weather information for every month.
September and January present distinctly different weather patterns. In September, temperatures range from a mild 4°C (40°F) at night to a pleasant 23°C (74°F) during the day, with an average of 13°C (55°F). The month sees significant rainfall, with approximately 119 mm (4.7 in) of precipitation over about 20 days, resulting in high humidity levels of 87%. In contrast, January features colder temperatures, with a minimum of -2°C (28°F) and a maximum of 13°C (57°F), averaging around 6°C (43°F). Although it is slightly less rainy, January still records about 105 mm (4.1 in) of precipitation over 17 days, with humidity remaining relatively high at 84%. For a closer look at January weather, you can check Dunlewy weather in January.
September and February showcase distinct weather patterns. In September, temperatures range from a minimum of 4°C (40°F) to a maximum of 23°C (74°F), with an average of 13°C (55°F). This month experiences significant rainfall, totaling 119 mm (4.7 in) over about 20 days, and humidity levels are relatively high at 87%. In contrast, February sees cooler conditions, with temperatures dipping to a minimum of -3°C (27°F) and peaking at 14°C (57°F), averaging around 6°C (43°F). Precipitation is slightly higher at 138 mm (5.4 in), occurring over 17 days, and humidity remains moderately high at 84%. For a detailed look at February's weather in Dunlewy, you can check Dunlewy weather in February.
In comparing the weather of September and March, September boasts milder temperatures, with minimums around 4°C (40°F) and maximums reaching 23°C (74°F), compared to March, where temperatures can drop as low as -3°C (26°F) and peak at 16°C (61°F). Both months experience significant precipitation, with September recording 119 mm (4.7 in) and March slightly higher at 123 mm (4.8 in), over a similar number of rainy days—20 in September and 19 in March. Notably, September's humidity is slightly higher at 87%, whereas March maintains a humidity level of 83%. For more detailed insights into March weather, you can visit Dunlewy weather in March.
Comparing the weather in September and April reveals notable differences in temperature and precipitation. September boasts a warmer average temperature of 13°C (55°F) with highs reaching up to 23°C (74°F), while April's overall average is cooler at 8°C (47°F), peaking at 20°C (68°F). Rainfall is more significant in September, with 119 mm (4.7 in) spread over 20 days, compared to April’s 60 mm (2.3 in) over 14 days, indicating a wetter climate as summer ends. Despite the slight difference in humidity, with September at 87% and April at 84%, both months can feel quite damp. For a more detailed look at April conditions, see Dunlewy weather in April.
In comparing the weather of September and May, we see a few notable differences. September experiences a slightly broader temperature range, with minimums at 4°C (40°F) and maximums reaching 23°C (74°F), remaining quite agreeable. In contrast, May starts off cooler with minimum temperatures of 1°C (35°F) but also enjoys maximums that peak at 23°C (74°F). Precipitation is more frequent in September, averaging 119 mm (4.7 in) across 20 days, compared to May’s 77 mm (3.0 in) spread over just 14 days, making May the drier of the two months. Humidity levels are fairly close, with September at 87% and May at 83%. For more detailed insights on May weather, visit Dunlewy weather in May.
When comparing the weather in September and June, both months exhibit mild temperatures, but there are notable differences. In June, temperatures range from a minimum of 5°C (42°F) to a maximum of 25°C (77°F), with an average temperature of 13°C (55°F). September, on the other hand, shows slightly cooler temperatures, with a minimum of 4°C (40°F) and a maximum of 23°C (74°F), while maintaining the same average of 13°C (55°F). Precipitation is more frequent in September, with 119 mm (4.7 in) over 20 days, compared to June's 104 mm (4.1 in) over just 17 days. Humidity levels are also slightly higher in September at 87%, compared to June's 83%. For a detailed look at June weather in Dunlewy, you can check out this link: Dunlewy weather in June.
When comparing the weather in September to that of July, we notice a few key differences. September experiences cooler temperatures, with a minimum of 4°C (40°F), an average of 13°C (55°F), and a maximum of 23°C (74°F), while July tends to be warmer, with minimums at 8°C (46°F), average temperatures around 14°C (58°F), and highs of 26°C (79°F). Additionally, September sees slightly more precipitation, totaling 119 mm (4.7 in) over 20 days, compared to July's 104 mm (4.1 in) across 18 days. The humidity levels remain fairly similar, with September at 87% and July at 86%. For more specific information on July weather, you can refer to Dunlewy weather in July.
In comparing the weather of September to August, September tends to be slightly cooler with average temperatures ranging from a minimum of 4°C (40°F) to a maximum of 23°C (74°F), while August experiences milder conditions, with temperatures ranging from a minimum of 7°C (46°F) to a maximum of 22°C (71°F). Precipitation levels are also noteworthy; September sees 119 mm (4.7 in) of rain over 20 days, which is less than the 152 mm (6.0 in) of rain experienced in August over 23 days. Humidity levels remain fairly consistent between the two months, with September at 87% and August at 86%. For more detailed information on August weather, you can check Dunlewy weather in August.
In September, temperatures begin to cool, with a minimum of 4°C (40°F), an average of 13°C (55°F), and a maximum of 23°C (74°F). The month sees 119 mm (4.7 in) of rainfall over 20 days, with humidity consistently high at 87%. In contrast, October brings even cooler conditions, with minimum temperatures dropping to 2°C (37°F), an average of 10°C (51°F), and a maximum of 19°C (66°F). Rainfall increases to 151 mm (5.9 in) spread across 23 days, maintaining the same humidity level of 87%. For more information, check out Dunlewy weather in October.
September typically offers milder temperatures, with averages around 13°C (55°F) and maximums reaching up to 23°C (74°F). In contrast, November sees cooler conditions, with average temperatures dropping to 8°C (47°F) and maximums only reaching 15°C (58°F). Both months experience similar levels of precipitation, with September receiving about 119 mm (4.7 in) and November slightly higher at 127 mm (5.0 in), although both months have about 20 rainy days. Humidity remains comparable, slightly increasing from September's 87% to November's 88%. For more detailed information on November's weather, you can check Dunlewy weather in November.
The weather in September is generally warmer than in December, with average temperatures ranging from a minimum of 4°C (40°F) to a maximum of 23°C (74°F) compared to December's temperatures, which range from -1°C (30°F) to 13°C (55°F). Additionally, September experiences a moderate amount of precipitation at 119 mm (4.7 in) over approximately 20 days, while December sees slightly higher precipitation levels at 154 mm (6.1 in) across about 22 days. Despite this, December remains somewhat less humid at 84% compared to September's 87%. For a closer look at December weather, check out Dunlewy weather in December.
As September unfolds in Dunlewy, the weather begins to transition from the warmth of summer to the cooler embrace of autumn. With slightly warmer days peaking at 23°C (74°F) and cooler nights dipping to around 4°C (40°F), this month showcases a notable shift in temperature extremes compared to the peak summer months. The frequent rainfall, with nearly two-thirds of September days receiving precipitation, coupled with high humidity levels of 87%, cultivates a lush landscape that sets the stage for the vibrant hues of fall. While September may be wetter than preceding months, it heralds a refreshing change that brings its own unique charm to the lush scenery of Dunlewy. For a deeper insight into the weather patterns throughout the year, visit Dunlewy Climate.