September Weather in Ballinasloe, Ireland

Last updated: March 17, 2025

September in Ballinasloe, Ireland offers a delightful mix of mild temperatures and frequent rainfall. With maximum temperatures reaching 26°C (80°F) and an average of 13°C (56°F), the month presents a comfortable climate for outdoor activities, though visitors should be prepared for cooler lows of 1°C (35°F). Rainfall is common, with approximately 73 mm (2.9 in) over 15 days, contributing to the region's lush landscapes. The humidity levels hover around 88%, creating a fresh and invigorating atmosphere. Embrace the charm of autumn in this picturesque town while enjoying its variable weather!

September Temperature in Ballinasloe

In September, Ballinasloe experiences a delightful transition as summer gracefully yields to autumn. With minimum temperatures dipping to a cool 1°C (35°F) and average highs reaching a mild 26°C (80°F), this month showcases a comfortable climate perfect for outdoor activities. The average temperature settles at 13°C (56°F), providing a refreshing yet inviting atmosphere. Unlike the warmer summer months, September starts to hint at the chillier days ahead, while still allowing for pleasant evenings under the setting sun. This month serves as a reminder of the changing seasons, as the vibrant hues of autumn begin to paint the landscape.

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

The chart illustrates September temperature patterns in Ballinasloe, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec434344485358615956514644
Data source: Temperature data for Ballinasloe generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Ballinasloe

September in Ballinasloe, Ireland, brings a refreshing transition as summer wanes, with precipitation totaling 73 mm (2.9 in) over 15 days. This amount reflects a slight decrease from August's heftier 106 mm, suggesting a gradual easing of the summer rains. Interestingly, September's rainfall is lower compared to the heavier winter months that follow, like October and December, which typically see higher precipitation levels. This trend of fluctuating rainfall underscores Ballinasloe's characteristic maritime climate, where bursts of rain are interspersed with clearer moments. Overall, September strikes a balanced note, providing necessary moisture while hinting at the shifting seasons ahead.

September Precipitation Trends in Ballinasloe

The chart displays monthly precipitation patterns in Ballinasloe, 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.
JanFebMarAprMayJunJulAugSepOctNovDec66104915465707610673908598
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Ballinasloe

In September, Ballinasloe experiences a notable rise in humidity, reaching 88%, a level consistent with the atmospheric patterns observed earlier in the year. This marks a return to the higher humidity levels typical of January and February, hinting at the transition into autumn. The summer months saw slightly lower figures, with June and July hovering around 83% to 85%. However, as September rolls in, the moisture content in the air begins to climb again, signaling a shift towards the wetter autumn months ahead, where humidity peaks at 91% in October and 92% in November. This trend underscores Ballinasloe's maritime climate, characterized by its persistent humidity throughout the year.

September Average Humidity in Ballinasloe

This chart illustrates the average monthly humidity levels in Ballinasloe, 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 Ballinasloe

As September unfolds in Ballinasloe, Ireland, the UV Index settles at 5, indicating a moderate level of sun exposure. This marks a noticeable shift from the higher UV readings of summer, where peak values reached 8 in June and July. With a burn time of approximately 30 minutes, it’s essential for residents and visitors to be mindful of sun protection during this time. As autumn approaches, the UV Index gradually decreases, suggesting a trend toward safer sun exposure compared to the previous months. For detailed insights on UV levels throughout the year, check out Ballinasloe UV Index.

Maximum UV Index Levels in Ballinasloe for September

The chart shows the monthly maximum UV Index (UVI) for Ballinasloe 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.
JanFebMarAprMayJunJulAugSepOctNovDec124578875321
Data source: Ballinasloe 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 Ballinasloe

As summer gracefully transitions into autumn, September in Ballinasloe, Ireland, offers a delightful 261 hours of sunshine, making it a month of lingering warmth and brightness. This charming town basks in the afterglow of the sun-soaked days of July, which boasts the highest sunshine total at 363 hours, while September still holds onto a remarkable amount of light compared to the gloomier months ahead. The gradual decline from summer’s peak seeps into October, with the skies dimming to 212 hours. However, September's radiant days provide a perfect backdrop for enjoying the region's enchanting landscapes before the shorter daylight hours of fall arrive. The sunshine trend here paints a promising picture of vibrant outdoor experiences, wrapping up summer in a golden embrace.

Monthly Sunshine Duration in Ballinasloe: September Highlighted

The September sunshine duration represents the total number of hours Ballinasloe 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.
JanFebMarAprMayJunJulAugSepOctNovDec72h127h165h276h361h354h363h296h261h212h109h84h
Data source: Ballinasloe September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Ballinasloe During September

In Ballinasloe, Ireland, September marks a noticeable dip in sunshine, with only a 16% chance of sunny days. This decline follows the somewhat brighter summer months of July and August, where the sun made more frequent appearances at 25% and 23% respectively. Despite the hopes of late summer sun, September's weather hints at the approaching autumn, as the probability of sunshine continues to plummet, presenting a contrast to the earlier spring months which already show promising glimpses of hope in April with a 40% chance. Overall, as the seasons shift, September seems to usher in a transition rather than a celebration of sunny weather, reminding residents to embrace the cozy charm of autumn that lies ahead.

Percentage of Sunny Days in September in Ballinasloe

The chart illustrates the percentage of sunny days in Ballinasloe 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 Ballinasloe experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec30%20%17%40%34%19%26%23%16%18%27%19%
Data source: Ballinasloe September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Ballinasloe in September

As summer transitions into autumn, September in Ballinasloe, Ireland experiences a notable shift in daylight duration, with 12 hours of light illuminating the days. This marks a gradual descent from the peak brightness of June and July, which bask in a full 16 hours of daylight. Following the lively months of spring and summer, where daylight progressively increased from 8 hours in January to 15 hours in May, September represents a gentle decline as the days shorten, giving way to the impending cooler months. The reduction in daylight sets the stage for a more tranquil ambiance, as nature prepares for the slow retreat of autumn and the cozy evenings ahead.

Average Daylight Hours in Ballinasloe for September

The chart illustrates the variation in daylight duration in Ballinasloe throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 8m9h 50m11h 54m14h 2m15h 53m16h 53m16h 21m14h 40m12h 37m10h 30m8h 36m7h 35m
Data source: Ballinasloe daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Ballinasloe

As September unfolds in Ballinasloe, Ireland, the winds whisper at an average speed of 3.2 m/s (7 mph), mirroring the gentle breezes of both August and April. This consistency indicates a smooth transition into autumn, as the winds begin to pick up slightly in the following months. Notably, the summer months witnessed lower averages; July recorded the calmest winds at just 2.5 m/s (6 mph). However, as the season shifts, the wind speeds gradually increase, foreshadowing October's 4.0 m/s (9 mph). The overall trend reveals a subtle uplift in wind intensity as Ballinasloe bids farewell to summer and welcomes the crispness of fall, making September a month of tranquil breezes and serene landscapes.

Average September Wind Speed in Ballinasloe

The chart displays monthly wind speed patterns in Ballinasloe, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.75.24.23.23.63.42.53.23.2 m/s4.03.94.3
Data source: Ballinasloe September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Ballinasloe Compares to Other Months

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

In comparing the weather of September and January, we see a notable shift in temperatures and conditions. September typically enjoys a mild average temperature of 13°C (56°F), with highs reaching up to 26°C (80°F), whereas January's average drops to a cooler 6°C (43°F) with maximum temperatures only reaching 14°C (58°F). Precipitation levels are relatively similar, with September experiencing 73 mm (2.9 in) over 15 days and January slightly lower at 66 mm (2.6 in) across 12 days, though both months maintain a high humidity of 88%. You can explore more about how January weather specifically affects Ballinasloe through this link: Ballinasloe weather in January.

In comparing the weather of September and February, it's clear that September enjoys warmer temperatures, with average highs around 26°C (80°F) compared to February's peak of 16°C (61°F). While both months share a similar level of humidity at 88%, September tends to be drier, receiving 73 mm (2.9 in) of precipitation over 15 days, whereas February experiences more rainfall at 104 mm (4.1 in) across 16 days. The cooler, more subdued temperatures in February, with lows dropping to -3°C (27°F), create a stark contrast to September’s mild minimum of 1°C (35°F). For those interested in more detailed information, you can check out Ballinasloe weather in February.

In comparing the weather of September and March, September offers a milder climate, with temperatures ranging from a minimum of 1°C (35°F) to a maximum of 26°C (80°F) and an average of 13°C (56°F). This month experiences a relatively high humidity level of 88% and sees about 73 mm (2.9 in) of precipitation over approximately 15 days. In contrast, March is cooler, with temperatures dipping to a minimum of -6°C (22°F) and reaching a maximum of 17°C (64°F), averaging at 7°C (45°F). It brings slightly more precipitation at 91 mm (3.6 in) across 16 days, coupled with a similar humidity level of 87%. For more detailed information, you can visit Ballinasloe weather in March.

September and April exhibit notable differences in weather patterns. September temperatures range from a chilly 1°C (35°F) at night to a warm 26°C (80°F) during the day, with an average of 13°C (56°F). The month experiences 73 mm (2.9 in) of precipitation spread over 15 days, accompanied by high humidity at 88%. In contrast, April generally sees cooler temperatures, with lows dipping to -2°C (29°F) and daytime highs reaching 21°C (71°F), averaging around 9°C (48°F). The total precipitation in April is lower at 53 mm (2.1 in), occurring over about 10 days, and humidity remains slightly lower at 86%. For more specific insights, you can check out Ballinasloe weather in April.

September and May offer contrasting weather patterns. September typically sees a wider temperature range with minimums around 1°C (35°F) and maximums peaking at 26°C (80°F), resulting in an average of 13°C (56°F). In contrast, May has slightly cooler temperatures, with a minimum of -1°C (31°F) and a maximum of 25°C (77°F), giving an average of 12°C (53°F). Precipitation levels are similar, with September receiving 73 mm (2.9 in) over about 15 days, while May has 65 mm (2.6 in) across 12 days. Notably, humidity is higher in September at 88%, compared to May's 83%. For more detailed insights, you can check Ballinasloe weather in May.

In comparing the weather of September and June, September tends to be cooler, with temperatures ranging from a minimum of 1°C (35°F) to a maximum of 26°C (80°F), while June sees slightly warmer averages, with temperatures from a minimum of 5°C (41°F) to a maximum of 30°C (86°F). Both months experience similar levels of precipitation, with September receiving 73 mm (2.9 in) over approximately 15 days and June slightly less at 70 mm (2.8 in) across 14 days. Humidity levels are high in both months, but September holds a marginally higher average at 88% compared to June’s 83%. For more detailed information, you can check Ballinasloe weather in June.

In comparing the weather between September and July, September tends to be cooler, with a minimum temperature of 1°C (35°F) compared to July's minimum of 7°C (44°F). The average temperature in September is 13°C (56°F), while July boasts a warmer average of 16°C (61°F). Although both months see a similar amount of precipitation—73 mm (2.9 in) in September and 76 mm (3.0 in) in July—the number of rainy days is slightly higher in September at 15 days compared to July's 13 days. Humidity levels are also slightly elevated in September at 88%, while July's humidity is 85%. For a more detailed look at the weather during July, check out Ballinasloe weather in July.

September weather tends to be cooler than August, with minimum temperatures dropping from 7°C (44°F) in August to just 1°C (35°F) in September. The average temperature in September is slightly lower at 13°C (56°F) compared to August's 15°C (60°F). While both months experience significant precipitation, August sees more rain with 106 mm (4.2 in) across 18 days, whereas September has 73 mm (2.9 in) over 15 days. Despite the decrease in rainfall, September's humidity remains slightly higher at 88%, compared to August's 85%. For a more detailed look at August weather, you can check the following link: Ballinasloe weather in August.

In comparing the weather of September and October, September tends to be slightly warmer, with average temperatures ranging from a low of 1°C (35°F) to a high of 26°C (80°F), while October experiences cooler temperatures, averaging a minimum of 0°C (32°F) and a maximum of 20°C (69°F). September also has less total precipitation at 73 mm (2.9 in) over 15 days, compared to October's 90 mm (3.5 in) over 16 days. Additionally, October sees a marginally higher humidity level of 91%, just above September's 88%. For more detailed insights, you can check out Ballinasloe weather in October.

In September, the weather is generally milder, with temperatures ranging from a minimum of 1°C (35°F) to a maximum of 26°C (80°F) and an average of 13°C (56°F). The month sees around 73 mm (2.9 in) of precipitation over 15 days, with humidity levels at 88%. By November, temperatures drop significantly, with a minimum of -2°C (28°F) and a maximum of 16°C (60°F), averaging 8°C (46°F). Although November receives slightly more precipitation at 85 mm (3.3 in) over the same number of days, humidity increases to 92%. For more detailed information on November weather, you can check out Ballinasloe weather in November.

September and December weather present a striking contrast. 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 significant precipitation, totaling 73 mm (2.9 in) over about 15 days, and the humidity is relatively high at 88%. In contrast, December sees colder temperatures, with a minimum of -5°C (23°F) and a maximum of only 14°C (58°F), averaging around 7°C (44°F). Precipitation increases to 98 mm (3.9 in), falling over 16 days, while humidity remains slightly higher at 89%. For a detailed look at December weather in Ballinasloe, visit Ballinasloe weather in December.

Compare Ballinasloe's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Ballinasloe

As September unfolds in Ballinasloe, the weather presents a unique transition from the warmer summer months to the crispness of autumn. While the temperatures can soar to a pleasant 26°C (80°F) on warmer days, the average dips to a cooler 13°C (56°F), reminding residents that winter is on the horizon. Rain is also more frequent during this month, with precipitation occurring on 15 days, resulting in a total of 73 mm (2.9 in). The high humidity levels at 88% contribute to a feeling of freshness in the air, making it a notable month of change. For a deeper understanding of the seasonal shifts, explore the detailed patterns in the Ballinasloe Climate.