September Weather in Adare, Ireland

Last updated: March 17, 2025

September in Adare, Ireland offers a delightful mix of mild temperatures and occasional rain, making it a unique time to explore this charming village. With maximum highs reaching up to 26°C (79°F) and average conditions around 13°C (56°F), visitors can enjoy pleasant outdoor activities. However, the month sees a minimum temperature plummeting to 0°C (33°F), emphasizing the cool nights typical of early autumn. Rainfall is notable, with 80 mm (3.2 in) spread over 14 days, resulting in an 88% humidity level that adds a fresh, crisp quality to the air. Ideal for cozy strolls or discovering local culture, September in Adare is a tapestry of changing colors and atmospheric charm.

September Temperature in Adare

In September, Adare experiences a gentle transition into autumn, with temperatures ranging from a chilly 0°C (33°F) at night to a pleasant 26°C (79°F) during the day. The average daily temperature sits at a comfortable 13°C (56°F), providing a delightful blend of warmth and coolness. Compared to the summer months, where peaks reached as high as 29°C (85°F) in June, September still offers mild days that can be ideal for outdoor adventures. It's a time when the lush greenery begins to don hints of autumnal colors, making for picturesque scenery, while the nights draw closer and cooler—hinting at the seasonal shift ahead. As the month progresses, you can expect more crisp mornings and refreshing evenings, encouraging cozy gatherings and a deeper appreciation for the changing landscape.

September Weather in Adare: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Adare, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec434344485257605956514644
Data source: Temperature data for Adare generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Adare

In September, Adare experiences a notable shift in precipitation patterns as the summer months wane, with an average rainfall of 80 mm (about 3.2 inches) spread over 14 days. This marks a decrease from August's heavy 110 mm (4.3 in) and an uptick from the drier April, which saw only 58 mm (2.3 in). September's rainfall seems to balance the lingering warmth of late summer, hinting at the transition into autumn. With rainfall spread across almost half the month, residents can expect a mix of drizzle and brief showers, while the increasing precipitation foreshadows the wetter conditions typical in the coming months. This trend suggests that while September remains relatively mild, the atmosphere is preparing for the more consistent rainfall that characterizes October and beyond.

September Precipitation Trends in Adare

The chart displays monthly precipitation patterns in Adare, with values for each month alongside September's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec671099758696573110809988115
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Adare

September in Adare, Ireland, showcases a notable return to higher humidity levels, with an average of 88%—a continuation of the trend established earlier in the year. Following a summer dip to 83% in May and June, humidity levels rose slightly in July and August, stabilizing at 85%. The increase in September sets the stage for a gradual rise in humidity as the year progresses. By October, the average climbs to 91%, reflecting a shift back to the wetter conditions characteristic of the autumn months. This fluctuation emphasizes Adare's moist climate, creating an inviting atmosphere for lush landscapes and vibrant scenery.

September Average Humidity in Adare

This chart illustrates the average monthly humidity levels in Adare, with September's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how September's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%87%86%83%83%85%85%88%91%92%89%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Adare

As September rolls in Adare, Ireland, the UV Index experiences a moderate rating of 5, indicating a shift from the intense highs of summer to a gentler autumn glow. While July and August boasted a very high UV Index of 8, prompting cautious sun exposure of just 15 minutes, September allows for a more comfortable 30-minute burn time. This transitional month serves as a reminder to remain mindful of sun safety during outdoor activities, especially as the UV levels dip down again towards the end of the year. For detailed information and monthly variations, check out Adare UV Index.

Maximum UV Index Levels in Adare for September

The chart shows the monthly maximum UV Index (UVI) for Adare in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec124578875421
Data source: Adare September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

September Sunshine in Adare

As summer gracefully transitions into autumn, September in Adare, Ireland, shines brightly with 269 hours of sunshine, a notable dip from the preceding months but still rich enough to bask in the lingering warmth of the season. This month marks a satisfying culmination of longer daylight hours, peaking in May with an impressive 379 hours, and gradually tapering off as the days grow shorter. The trend reveals a promising stretch from spring through summer, where sunshine dominates, giving way to the cooler tones of October, which brings just 218 hours as the landscape prepares for winter. September's generous rays invite both locals and visitors to embrace the vibrant scenery, making it a perfect time for outdoor explorations before the chill sets in.

Monthly Sunshine Duration in Adare: September Highlighted

The September sunshine duration represents the total number of hours Adare experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec78h129h176h286h379h356h357h324h269h218h118h93h
Data source: Adare September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Adare During September

In Adare, Ireland, the likelihood of sunny weather declines as summer transitions into autumn, with September showcasing a modest 16% chance of sunshine. This marks a noticeable drop from the peak of brightness seen in April at a solid 43%. The trend of diminishing sunlight continues from the vibrant days of early summer, where June and July hover around 19% and 26%, respectively. As the days grow shorter, the sun becomes a less frequent guest, and while the chance of sun is relatively low in September, it hints at the playful unpredictability of Irish weather, where every glimpse of sunshine can feel like a precious gift amid the clouds.

Percentage of Sunny Days in September in Adare

The chart illustrates the percentage of sunny days in Adare throughout the year, with September highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Adare experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec28%21%17%44%28%19%26%21%16%18%23%18%
Data source: Adare September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Adare in September

In September, Adare, Ireland enjoys a pleasing 12 hours of daylight, marking a gentle transition from the long, sun-soaked days of summer to the more muted palettes of autumn. As the month unfolds, daylight begins to wane, reflecting a gradual decline from the peak of 16 hours experienced in June and July. This shift sets the stage for the cozy, colorful months ahead, with October's shorter 10 hours of light just around the corner. The daylight duration exhibits a clear trend of increasing darkness as the year progresses, inviting residents and visitors alike to savor the last golden rays of summer while embracing the early hints of fall.

Average Daylight Hours in Adare for September

The chart illustrates the variation in daylight duration in Adare throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 14m9h 53m11h 54m13h 58m15h 47m16h 44m16h 13m14h 36m12h 36m10h 33m8h 42m7h 42m
Data source: Adare daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Adare

As September breezes into Adare, Ireland, the wind carries a gentle quality, averaging a mild 3.0 m/s (7 mph). This marks a subtle decline from the summer months, with July witnessing the calmest days at just 2.6 m/s (6 mph). Typically, September's winds hint at the transitioning seasons, providing a refreshing respite after the warmth of August, which saw a slight uptick to 3.1 m/s (7 mph). Over the year, the wind speeds generally trend upwards as autumn approaches, culminating in October's playful gusts at 3.8 m/s (9 mph). This rhythmic dance of the wind not only defines the changing climate but also sets a serene backdrop for the charming village of Adare, inviting both locals and visitors to embrace the enchanting atmosphere of early fall.

Average September Wind Speed in Adare

The chart displays monthly wind speed patterns in Adare, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.65.13.93.23.73.32.63.13.0 m/s3.83.54.4
Data source: Adare September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Adare Compares to Other Months

The weather in Adare 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 Adare and find detailed weather information for every month.

In comparing the weather between September and January, September tends to be milder with average temperatures ranging from 0°C (33°F) at night to a pleasant 26°C (79°F) during the day. It also experiences more substantial precipitation at 80 mm (3.2 in) over approximately 14 days, coupled with high humidity of 88%. In contrast, January brings colder temperatures, with lows of -5°C (23°F) and highs peaking at 14°C (57°F), making it distinctly cooler overall. Though it has slightly less precipitation at 67 mm (2.7 in) over 13 days, the humidity remains consistent at 88%. For more detailed information about January's weather, you can refer to Adare weather in January.

In September, temperatures start to cool down from summer, with a minimum of 0°C (33°F), an average of 13°C (56°F), and a maximum reaching up to 26°C (79°F). This month usually experiences about 80 mm (3.2 in) of precipitation over 14 days, while humidity remains relatively high at 88%. In contrast, February presents a chillier climate, with temperatures ranging from a minimum of -3°C (26°F) to a maximum of 15°C (58°F), alongside a lower average of 6°C (44°F). Precipitation increases to 109 mm (4.3 in) over 17 days, maintaining the same humidity level of 88%. For more detailed insights, you can check Adare weather in February.

September typically offers milder temperatures with a minimum of 0°C (33°F) and a maximum of 26°C (79°F), resulting in an average of 13°C (56°F). The month experiences about 80 mm (3.2 in) of precipitation spread over 14 days, accompanied by a high humidity of 88%. In contrast, March features colder conditions with a minimum temperature of -7°C (20°F) and a maximum of 17°C (63°F), resulting in a lower average temperature of 7°C (44°F). Rainfall is slightly higher, at 97 mm (3.8 in) over 17 days, and humidity remains quite similar at 87%. For more detailed insights, check Adare weather in March.

September and April present notably different weather patterns. In September, temperatures can range from a minimum of 0°C (33°F) to a maximum of 26°C (79°F), with an average temperature of 13°C (56°F). This month also tends to be wetter, receiving about 80 mm (3.2 in) of precipitation over 14 days. In contrast, April has cooler temperatures, with a minimum of -2°C (28°F) and a maximum of 20°C (69°F), averaging around 9°C (48°F). April experiences less precipitation, totaling 58 mm (2.3 in) over 11 days, and slightly lower humidity levels at 86%. For a detailed look into April weather, you can check Adare weather in April.

In September, the weather tends to be milder with average temperatures reaching up to 13°C (56°F) and maximums peaking at 26°C (79°F), compared to May, which has an average temperature of 11°C (53°F) and a maximum of 24°C (76°F). Precipitation in September is slightly higher at 80 mm (3.2 in), occurring over 14 days, whereas May experiences 69 mm (2.7 in) of rainfall across 13 days. Humidity levels are also a bit higher in September at 88%, compared to 83% in May. For more detailed insights, you can check Adare weather in May.

In comparing the weather of September and June, a few notable differences emerge. September typically experiences cooler temperatures, with a minimum of 0°C (33°F), an average of 13°C (56°F), and a maximum of 26°C (79°F), while June sees slightly warmer conditions with temperatures ranging from a minimum of 4°C (40°F) to a maximum of 29°C (85°F). Precipitation is more frequent in September, with 80 mm (3.2 in) falling over 14 days compared to June's 65 mm (2.5 in) for the same number of days. Humidity levels are fairly comparable, with September at 88% and June at 83%. For a more detailed look at the weather patterns, you can check Adare weather in June.

September's weather shows a notable drop in temperatures compared to July, with minimums dropping to 0°C (33°F) and an average of 13°C (56°F), while July experiences milder conditions with a minimum of 6°C (42°F) and an average of 16°C (60°F). Despite September's higher maximum temperature of 26°C (79°F), it sees more precipitation, totaling 80 mm (3.2 in) over 14 days, compared to July's 73 mm (2.9 in) spread over 13 days. Humidity levels remain relatively high in both months, with September at 88% and July slightly lower at 85%. For a detailed look at July's weather, visit Adare weather in July.

In comparing the weather of September and August, September experiences a slight drop in temperatures, with minimums of 0°C (33°F) compared to August's minimum of 5°C (41°F). The average temperature for September is 13°C (56°F), while August holds a slightly warmer average of 15°C (59°F). However, September has a higher maximum temperature of 26°C (79°F) compared to August's 24°C (75°F), indicating occasional warm days. Precipitation also varies, with September receiving 80 mm (3.2 in) over 14 days, while August has more rainfall totaling 110 mm (4.3 in) across 18 days. Humidity levels are similar, with September at 88% and August at 85%. For those interested in more details about August weather specifics, check out Adare weather in August.

September typically offers a warmer climate with average temperatures ranging from a cool 13°C (56°F) to a pleasant 26°C (79°F), while October sees a noticeable drop, with averages hovering around 10°C (51°F) and highs reaching only 19°C (66°F). Precipitation is slightly higher in October, with 99 mm (3.9 in) falling over 15 days, compared to September's 80 mm (3.2 in) over 14 days. Humidity also increases from 88% in September to 91% in October, creating a damp atmosphere as the fall season settles in. For more detailed information, you can check Adare weather in October.

In September, temperatures typically range from a minimum of 0°C (33°F) to a maximum of 26°C (79°F), with an average of around 13°C (56°F). The month sees about 80 mm (3.2 in) of precipitation over approximately 14 days, while humidity remains relatively high at 88%.

By contrast, November experiences cooler temperatures, with minimums dropping to -2°C (28°F) and maximums reaching only 16°C (61°F), averaging around 8°C (46°F). Precipitation increases slightly to 88 mm (3.5 in) over about 16 days, and humidity rises marginally to 92%.

For more specific details about November weather in Adare, you can check Adare weather in November.

In September, temperatures range from a chilly 0°C (33°F) to a warm 26°C (79°F), with an average of 13°C (56°F). During this month, the weather is relatively humid at 88%, and rainfall is moderate with 80 mm (3.2 in) spread across 14 days. In contrast, December brings cooler temperatures, with a minimum of -3°C (27°F) and a maximum of 14°C (57°F), averaging just 7°C (44°F). Precipitation increases to 115 mm (4.5 in) over 17 days, while humidity remains high at 89%. For a detailed look at December weather patterns, you can check Adare weather in December.

Compare Adare's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Adare

As September unfolds in Adare, the weather begins its gentle transition, offering a unique blend of warmth during the day and cooler evenings. While temperatures can reach pleasantly mild levels, the average dips significantly, showcasing the gradual shift towards autumn. Rainfall becomes more frequent, with nearly half the month experiencing precipitation, adding to the overall humidity that lingers in the air. This distinctive combination of elements sets September apart from the sunnier, drier summer months, making it an inviting time for those who appreciate the lush vibrancy of a changing season. For a detailed look at Adare's year-round climate patterns, explore Adare Climate.