Last updated: March 17, 2025
September in Newport, Ireland, offers a dynamic climate as it transitions from summer to autumn. With maximum temperatures reaching a warm 26°C (80°F), the month showcases pleasant days, though the average temperature hovers around a mild 13°C (56°F). Early mornings can be crisp, dipping as low as 1°C (35°F). Rainfall is a common feature, with 85 mm (3.4 in) recorded over approximately 15 days, contributing to a high humidity level of 88%. This blend of warmth and moisture paints a rich tapestry of weather, perfect for travelers seeking to explore the stunning landscapes of Newport.
In September, Newport, Ireland, experiences a delightful transition as summer gives way to autumn. The temperatures begin to cool, with minimums dropping to 1°C (35°F) while the average rises to a comfortable 13°C (56°F). Daytime warmth can still reach a pleasant 26°C (80°F), allowing for enjoyable outdoor activities amidst the changing scenery. This month marks a shift from the milder summer warmth, as evenings start to hint at the crispness of fall, creating a beautiful balance that invites both adventure and relaxation in the stunning Irish landscape. As the days shorten, Newport's enchanting charm blooms, inviting visitors to embrace the rich tapestry of early autumn.
In September, Newport, Ireland, experiences a moderate mix of rain, with 85 mm (3.4 in) of precipitation spread across 15 days. This amount showcases a slight decrease from the rainy August, which saw 120 mm (4.7 in) over 19 days. As summer transitions to autumn, the weather reflects this shift—while September remains relatively damp, it also marks the onset of more stable, cooler conditions ahead. Month by month, the region typically witnesses an uptick in precipitation as winter approaches, making September a harbinger of the wetter months to come. Overall, this month strikes a balance between lingering summer rain and the promise of autumnal hues.
In September, Newport, Ireland experiences a notable peak in humidity, with levels reaching 88%, similar to the heights of winter months. This month marks a return to the higher humidity levels typical of earlier in the year, following a slight dip during the late spring and summer. While January and February both boast humidity at 88%, the gradual decline through April to May creates a temporary reprieve before moisture levels rebound. As the year transitions into autumn, humidity begins to climb again, eventually rising to 91% in October and 92% in November. Thus, September serves as a reminder of the moist maritime climate that defines Newport, hinting at the wetter months ahead.
As we transition into September in Newport, Ireland, the UV Index reflects a shift towards a more moderate intensity, registering at 5. This marks a decline from the peak of summer, yet it still necessitates some caution with a burn time of 30 minutes. The exposure category remains moderate, similar to the previous few months, indicating that while the sun is less intense than during the height of summer, protective measures are still advisable. With this gradual decrease in UV levels from the summer highs of 8, it’s a reminder for residents and visitors alike to enjoy the outdoors while being mindful of sun safety. For a complete overview of UV conditions in Newport, visit Newport UV Index.
UV Risk Categories
September in Newport, Ireland, offers a delightful transition into autumn, boasting 271 hours of sunshine. While this represents a notable dip from the sun-drenched peaks of summer—August reaching 314 hours—it still reflects a generous glow compared to the colder months ahead. The preceding summer months, particularly May with 371 hours and July at 368 hours, set a vibrant tone, leading into the milder heart of fall. As the days shorten, Newport bathes in a warm yet soft light, making September an inviting blend of lingering summer warmth and the early embrace of autumn. This month's sunshine serves as a bridge, inviting both locals and visitors to savor the scenic beauty before winter sets in.
As autumn approaches, the chance of sunny days in Newport, Ireland, diminishes, peaking at only 16% in September. This marks a notable decline from the brighter months of April, which enjoys a 44% chance of sunshine. The overall trend reveals that while spring and early summer yield more favorable weather, by September the likelihood of encountering a sunny day is relatively low, often giving way to cloudier and wetter conditions typical of Irish fall. This gradual shift emphasizes the fleeting nature of summer sunshine, making it all the more precious during the warmer months.
In September, Newport, Ireland, basks in a gentle transition of daylight, offering around 12 hours of sunlight. This marks a significant decline from the sun-drenched peak of 16 hours in June and July, as the days gradually shorten heading into autumn. After enjoying the longer days of summer, the slight drop in daylight serves as a reminder of the seasonal shift, with September's daylight still comfortably more abundant than the 8 hours in January or 10 hours in October. This month encapsulates a serene balance between twilight and daylight, showcasing nature’s rhythmic dance as it prepares for the colder months ahead.
As September arrives in Newport, Ireland, the gentle embrace of coastal winds continues to characterize the landscape, with an average wind speed of 3.0 m/s (7 mph). This marks a slight dip from the summer months, reflecting a trend where winds typically soften as the season transitions. Interestingly, this month’s breeze is comparable to that of April and August, signaling a subtle consistency in wind patterns after the often bustling summer. Looking ahead to October, wind speeds pick up again to 3.8 m/s (9 mph), hinting at a shift as autumn takes hold. The gradual ebb and flow of winds throughout the year not only shapes the climate but also evokes a sense of rhythm in the natural surroundings, making September a serene time to experience the beauty of Newport.
The weather in Newport 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 Newport and find detailed weather information for every month.
September and January present contrasting weather patterns, highlighting the transition from late summer to winter. In September, temperatures range from a minimum of 1°C (35°F) to a maximum of 26°C (80°F), with an average of 13°C (56°F), making it generally warmer. This month also experiences considerable rainfall, averaging 85 mm (3.4 in) over 15 days, while humidity remains high at 88%. In contrast, January is cooler, with temperatures soaring from a minimum of -5°C (23°F) to a maximum of 14°C (57°F), and an average of only 6°C (43°F). Although it is slightly drier with 71 mm (2.8 in) of precipitation over 12 days, humidity stays consistent at 88%. For more details, check out Newport weather in January.
September and February present distinct weather patterns, characterized by their respective temperatures and precipitation levels. In September, temperatures range from a minimum of 1°C (35°F) to a maximum of 26°C (80°F), with an average of 13°C (56°F), while February is generally cooler, with temperatures from -4°C (26°F) to 15°C (59°F) and an average of 6°C (43°F). Additionally, February experiences higher precipitation at 117 mm (4.6 in) over 17 days compared to September's 85 mm (3.4 in) across 15 days. Despite similar humidity levels at 88% in both months, the overall feel of the weather shifts from the warmth of early autumn in September to the chill of late winter in February. For more specifics on February weather, you can visit Newport weather in February.
September typically offers milder temperatures, ranging from a minimum of 1°C (35°F) to a maximum of 26°C (80°F), with an average of 13°C (56°F). In contrast, March experiences cooler weather, featuring temperatures that span from a low of -6°C (21°F) to a high of 17°C (63°F) and an average of 7°C (44°F). While both months see a fair amount of precipitation, September's 85 mm (3.4 in) over 15 days is slightly less than March’s 104 mm (4.1 in) over 18 days. Humidity levels in both months are quite similar, hovering around 87-88%. For more detailed information about March weather, you can refer to this link: Newport weather in March.
In September, temperatures generally range from a chilly 1°C (35°F) to a warm 26°C (80°F), with an average of 13°C (56°F), making it a diverse month for weather. In contrast, April experiences cooler temperatures, with a minimum of -2°C (28°F) and a maximum of 21°C (70°F), averaging around 9°C (48°F). While September tends to be wetter with 85 mm (3.4 inches) of precipitation over 15 days, April brings milder rainfall at 57 mm (2.3 inches) across 11 days. Both months show similar humidity levels, hovering around 86-88%. For more detailed insights on April weather, you can check Newport weather in April.
When comparing the weather in September and May, there are notable differences in temperature and precipitation. September typically experiences slightly warmer temperatures, with a minimum of 1°C (35°F) and an average high of 26°C (80°F), while May's temperatures range from a minimum of 0°C (32°F) and a maximum of 25°C (77°F). Additionally, September sees more rainfall, with 85 mm (3.4 in) over about 15 days, compared to May's 73 mm (2.9 in) spread across 13 days. Humidity levels are also higher in September at 88%, while May maintains a slightly lower humidity of 83%. For more detailed insights, you can check out Newport weather in May.
In comparing the weather of September and June, we see notable differences in temperature and precipitation. September experiences a broader range, with temperatures ranging from a chilly 1°C (35°F) to a warm 26°C (80°F), while June boasts slightly warmer minimum and maximum temperatures, between 4°C (40°F) and 30°C (86°F). June also has a slight edge in average temperature, sitting at 14°C (57°F) compared to September's 13°C (56°F). Precipitation levels are comparable, with September receiving 85 mm (3.4 in) of rain over 15 days, slightly more than June's 72 mm (2.8 in) over the same number of days. Humidity is another factor, with September being more humid at 88%, compared to June's 83%. For more details about the weather specifics, you can check Newport weather in June.
In September, the weather tends to be cooler than in July, with minimum temperatures dropping to around 1°C (35°F) compared to July's minimum of 7°C (44°F). The average temperature in September is 13°C (56°F), slightly lower than July's average of 16°C (61°F), while the maximum temperature in September reaches up to 26°C (80°F), just shy of July's peak at 28°C (83°F). Both months see a similar amount of precipitation, with September receiving 85 mm (3.4 in) over 15 days and July having 79 mm (3.1 in) in 13 days. Humidity levels are also quite similar, with September at 88% and July at 85%. For more specific details about July conditions, you can check Newport weather in July.
In comparing the weather of September and August, September tends to be cooler with a minimum temperature of 1°C (35°F) and an average of 13°C (56°F), while August starts off at a milder minimum of 6°C (42°F) and an average of 15°C (59°F). Interestingly, despite September's lower temperatures, it experiences slightly less precipitation at 85 mm (3.4 in) over 15 days compared to August's 120 mm (4.7 in) across 19 days. Additionally, humidity levels are marginally higher in September at 88%, compared to 85% in August. For more specific insights about August weather, you can check Newport weather in August.
September typically experiences milder temperatures compared to October, with a minimum of 1°C (35°F) and an average high of 26°C (80°F). In contrast, October brings cooler days, recording a minimum temperature of 0°C (32°F) and a peak of only 19°C (67°F). While both months see significant rainfall, October is slightly wetter, accumulating 102 mm (4.0 in) over 16 days, compared to September's 85 mm (3.4 in) over 15 days. Moreover, humidity levels rise slightly in October, reaching 91% compared to September's 88%. For more detailed insights about October weather, check out Newport weather in October.
In September, temperatures range from a minimum of 1°C (35°F) to a comfortable maximum of 26°C (80°F), with an average of 13°C (56°F). The month experiences about 85 mm (3.4 in) of precipitation over 15 days, with humidity levels around 88%. In contrast, November brings cooler temperatures, with a minimum of -3°C (28°F) and a maximum of 16°C (60°F), averaging at 8°C (46°F). Precipitation slightly increases to 95 mm (3.8 in), also spread across 15 days, while humidity rises to 92%. For those interested in the specifics of November weather, you can find more information here: Newport weather in November.
September and December present distinct contrasts in weather. In September, temperatures can range from a refreshing 1°C (35°F) at night to a pleasant 26°C (80°F) during the day, with an average of around 13°C (56°F). The month sees about 85 mm (3.4 in) of precipitation spread over 15 days, and humidity hovers at a high 88%. In stark contrast, December brings a chillier climate, with temperatures dipping to a minimum of -4°C (25°F) and averaging around 7°C (44°F), peaking at a maximum of 14°C (57°F). Precipitation increases to 118 mm (4.7 in) over 18 days, while humidity remains similarly high at 89%. For more detailed insights into December weather, you can visit Newport weather in December.
As September unfolds in Newport, it marks a distinct transition from the warmth of summer to the crispness of autumn. With average temperatures settling around a mild 13°C, the month offers a refreshing change, though occasional highs can reach a pleasant 26°C. Rainward trends become more pronounced, as evidenced by frequent precipitation on nearly half the days, contributing to a notable humidity of 88%. This combination of cooler temperatures and increased rainfall sets September apart from the more stable, warmer months of summer. For those interested in a deeper dive into Newport’s climate profile, visit Newport Climate.