August Weather in Rosslare, Ireland

Last updated: March 17, 2025

In Rosslare, Ireland, August brings a blend of mild temperatures and substantial rainfall. The maximum temperature reaches a pleasant 19°C (66°F), while the average hovers around 16°C (60°F), providing a comfortable climate for outdoor activities. However, residents and visitors should prepare for the cooler minimums of 11°C (52°F), especially during the evenings. With 89 mm (3.5 in) of precipitation over approximately 11 days, this month sees a high humidity level of 85%, contributing to its lush, green landscapes. Whether you're exploring the coastline or enjoying local festivities, August in Rosslare is characterized by its variable weather, inviting all to experience the charm of this coastal town.

August Temperature in Rosslare

August in Rosslare offers a delightful respite from the cooler months, with temperatures reflecting the peak of summer. The minimum temperature hovers comfortably at 11°C (52°F), while average temperatures rise to a pleasant 16°C (60°F). As the month unfolds, highs reach a comfortable 19°C (66°F), showcasing a trend of steadily increasing warmth that can be felt since June. This warmth makes August an ideal time for outdoor activities, with the mild climate inviting visitors to explore the stunning coastal landscapes and enjoy the vibrant local culture. As summer gives way to autumn, Rosslare remains a charming destination with pleasantly stable temperatures, contributing to its allure during this time of year.

August Weather in Rosslare: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Rosslare, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec464646485257606059555048
Data source: Temperature data for Rosslare 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.

August Precipitation in Rosslare

August in Rosslare, Ireland, sees a notable shift in precipitation patterns, with an average of 89 mm (3.5 in) of rain spread over 11 days. This month marks an increase compared to the drier summer months of May and July, which recorded just 57 mm and 62 mm respectively. However, it remains more moderate than the deluges of autumn, which begin in September and escalate through the later months, peaking at 139 mm in November. As summer gives way to fall, the trend indicates a gradual uptick in rainfall, setting the stage for the wetter conditions that characterize the Irish winter.

August Precipitation Trends in Rosslare

The chart displays monthly precipitation patterns in Rosslare, with values for each month alongside August's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec6610388605770628984118139131
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Rosslare

August in Rosslare, Ireland, experiences a humidity level of 85%, maintaining a consistent trend seen throughout the summer months. This slight dip from July's 86% mirrors the gradual decline that begins in late spring, with May featuring the lowest humidity at 83%. Interestingly, the levels remain relatively stable, fluctuating only slightly between 83% and 87% from May through October. As summer transitions into autumn, Rosslare's humidity embraces a consistent character, ensuring that the air remains refreshingly moist, which is typical for this charming coastal region.

August Average Humidity in Rosslare

This chart illustrates the average monthly humidity levels in Rosslare, with August's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how August's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec85%86%86%85%83%85%86%85%86%87%87%84%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Rosslare

In August, Rosslare, Ireland, experiences a high UV Index of 7, with a burn time of approximately 25 minutes. This trend follows the peak summer months of June and July, where UV exposure reached an alarming 8, categorized as very high. As the summer wanes, it’s a reminder that while sunlight may be abundant, protective measures are still essential to avoid sunburn. Notably, the UV Index in August is lower than the preceding months, hinting at a gradual transition into the milder conditions of autumn. Revelers should remain vigilant and take precautions to enjoy the lingering summer sun safely. For detailed insights, visit Rosslare UV Index.

Maximum UV Index Levels in Rosslare for August

The chart shows the monthly maximum UV Index (UVI) for Rosslare in August, 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: Rosslare August 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.

August Sunshine in Rosslare

In August, Rosslare, Ireland, basks in the glow of 371 sunshine hours, a delightful respite amid the summer's end. As the sun continues its warm embrace, August shines brightly, though slightly less than July's peak of 420 hours. This month fits snugly within a month-to-month trend of increasing daylight hours that begin in January with a modest 98 hours and steadily climb to a vibrant May at 411 hours. After reaching the zenith in July, the gentle decline begins, marking August as a vibrant transition before September drops to 317 hours. Overall, the data paints a picturesque picture of a place where summer gives way to autumn without losing its radiant charm.

Monthly Sunshine Duration in Rosslare: August Highlighted

The August sunshine duration represents the total number of hours Rosslare experiences direct sunlight during the month of August, excluding cloudy or obstructed periods. This chart compares the sunshine duration of August with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec98h155h218h325h411h412h420h371h317h251h139h111h
Data source: Rosslare August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Rosslare During August

August in Rosslare, Ireland, offers a 34% chance of sunny weather, making it one of the more promising months for sunshine in the year. After a dip in sunlit days during late spring and early summer, this figure shows a slight uptick compared to the previous months of July and June, which both sit at 39% and 29%, respectively. Although August's sun probability is lower than the peak experienced in April, it still provides a brighter perspective as summer winds down. As we transition into the fall months, this blend of summer warmth with a touch of unpredictability adds to the charm of Rosslare's August, making it a delightful time to enjoy the outdoors.

Percentage of Sunny Days in August in Rosslare

The chart illustrates the percentage of sunny days in Rosslare throughout the year, with August 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 Rosslare experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec31%25%29%51%39%29%39%35%26%21%32%25%
Data source: Rosslare August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Rosslare in August

In Rosslare, Ireland, August marks a delightful transition as daylight begins to wane from the summer highs. With approximately 14 hours of sunlight, this month continues to offer ample opportunities for outdoor activities and late evenings. Following the peak of 16 hours in June and July, August reflects a slight decline, yet still provides more daylight than the earlier months of the year. This gradual shift hints at the approach of autumn, as daylight gradually diminishes to 12 hours in September, illustrating nature's annual rhythm. Overall, August serves as a vibrant bridge between the lush, sun-drenched days of summer and the cozy, shorter days of fall, encapsulating the beauty of seasonal change.

Average Daylight Hours in Rosslare for August

The chart illustrates the variation in daylight duration in Rosslare throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 17m9h 55m11h 54m13h 57m15h 44m16h 40m16h 10m14h 34m12h 36m10h 34m8h 44m7h 46m
Data source: Rosslare daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Rosslare

In August, Rosslare, Ireland, experiences a gentle breeziness with an average wind speed of 5.7 m/s (13 mph), which is a slight uptick from the calmer July. This month serves as a transition, as wind speeds begin to rise again after July's seasonal lull, hinting at the approaching autumn. Notably, the wind has generally moderated throughout the summer, with June and July having the lowest averages; however, August reintroduces a refreshing vitality without the formidable gusts felt in other seasons. As autumn approaches, the winds will gradually strengthen, peaking again in October, evoking the dynamic charm of coastal life in Ireland.

Average August Wind Speed in Rosslare

The chart displays monthly wind speed patterns in Rosslare, with values for each month shown alongside August's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how August's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec7.59.56.95.46.25.44.35.7 m/s5.17.77.08.0
Data source: Rosslare August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Rosslare Compares to Other Months

The weather in Rosslare changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of August's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Rosslare and find detailed weather information for every month.

In August, the weather is generally milder, with temperatures ranging from a minimum of 11°C (52°F) to a maximum of 19°C (66°F) and an average of 16°C (60°F). It experiences about 89 mm (3.5 in) of precipitation over 11 days, while humidity remains high at 85%. In contrast, January sees cooler temperatures, with a minimum of 2°C (35°F) and a maximum of 13°C (56°F), averaging around 8°C (46°F). Although precipitation is slightly lower at 66 mm (2.6 in), it occurs over 13 days, maintaining the same level of humidity at 85%. For more details on the January climate, you can check Rosslare weather in January.

August and February present distinctly different weather patterns. In August, temperatures range from a minimum of 11°C (52°F) to a maximum of 19°C (66°F), with an average of 16°C (60°F). The month experiences around 89 mm (3.5 in) of precipitation over 11 days, coupled with high humidity levels at 85%. In contrast, February has cooler temperatures, with a minimum of 2°C (35°F) and a maximum of 12°C (55°F), averaging at 8°C (46°F). It sees slightly higher precipitation at 103 mm (4.1 in) over 16 days, and humidity remains similar at 86%. For a detailed look at February weather dynamics, you can check out Rosslare weather in February.

The weather in August and March presents a striking contrast, reflective of the seasonal shift. In August, temperatures range from a mild 11°C (52°F) at night to a pleasant average of 16°C (60°F) during the day, peaking at 19°C (66°F). The humidity is relatively high at 85%, accompanied by 89 mm (3.5 in) of precipitation over 11 days. In contrast, March is characterized by much cooler conditions, with temperatures dipping to a chilly -1°C (30°F) at night and averaging just 8°C (47°F), with a maximum of 12°C (53°F). Additionally, March sees a similar level of rainfall at 88 mm (3.5 in), but over a longer period of 15 days, while the humidity remains slightly higher at 86%. For a closer look at March weather in Rosslare, you can visit Rosslare weather in March.

In comparing the weather between April and August, distinct differences emerge. August enjoys milder temperatures, with minimums around 11°C (52°F), averaging 16°C (60°F), and maximums reaching 19°C (66°F). This is notably warmer than April, which sees minimums of 2°C (37°F), averages of 9°C (48°F), and maximums of 13°C (55°F). Additionally, while both months experience high humidity of about 85%, August tends to be wetter, receiving 89 mm (3.5 in) of precipitation over 11 days, compared to April’s 60 mm (2.4 in) over just 8 days. For more details on April weather conditions, you can check Rosslare weather in April.

The weather in August is generally milder and wetter compared to May. In August, temperatures range from a minimum of 11°C (52°F) to a maximum of 19°C (66°F), with an average of 16°C (60°F). This is notably warmer than May, where temperatures fluctuate between 5°C (41°F) and 15°C (60°F), averaging at 11°C (52°F). Additionally, August experiences more precipitation, with 89 mm (3.5 in) over 11 days, compared to May's 57 mm (2.3 in) over 9 days. Humidity levels are also slightly higher in August at 85%, while May has a humidity level of 83%. For more specific insights on May weather in Rosslare, you can visit Rosslare weather in May.

In June, the weather features slightly cooler temperatures, with a minimum of 9°C (48°F) and an average of 14°C (57°F), compared to August's minimum of 11°C (52°F) and average of 16°C (60°F). Both months share the same maximum temperature of 19°C (66°F) but differ in precipitation levels; June sees about 70 mm (2.8 in) of rain, while August experiences more rainfall at 89 mm (3.5 in). Interestingly, both months have the same number of rainy days at 11, and humidity remains constant at 85%. For a more detailed look at June weather, check out Rosslare weather in June.

In comparing the weather of August and July, both months exhibit similar temperature ranges, with August showing a slightly higher average temperature of 16°C (60°F) compared to July's average of 15°C (60°F). Despite this minor increase in temperature, August experiences greater precipitation, accumulating 89 mm (3.5 in) over 11 days, in contrast to July's 62 mm (2.4 in) during the same number of days. Humidity levels remain comparable, with August at 85% and July at 86%, indicating that both months are quite humid but still share a comfortable temperature profile. For a more detailed look at July's weather specifics, you can visit Rosslare weather in July.

August and September weather show some notable differences despite their similar maximum temperatures. In August, the temperatures range from a minimum of 11°C (52°F) to an average of 16°C (60°F), while September sees slightly cooler conditions with a minimum of 9°C (48°F) and an average of 15°C (59°F). Precipitation levels are also similar, with August recording 89 mm (3.5 in) over 11 days and September slightly lower at 84 mm (3.3 in) across 13 days. Humidity stays relatively high, increasing from 85% in August to 86% in September, making the air feel quite moist during both months. For more details, check out Rosslare weather in September.

August generally offers milder conditions with average temperatures ranging from 11°C (52°F) to 19°C (66°F), alongside lower precipitation levels of 89 mm (3.5 in) over approximately 11 days. In contrast, October sees a drop in average temperatures to around 13°C (55°F), with nighttime lows reaching 6°C (43°F) and daytime highs peaking at 18°C (65°F). Additionally, October experiences increased rainfall, totaling 118 mm (4.6 in) across 16 days, contributing to a slightly higher humidity level of 87%. For more detailed information, check out the Rosslare weather in October.

In comparing the weather of August and November, notable differences emerge in both temperature and precipitation patterns. August typically experiences a milder climate with average temperatures around 16°C (60°F), maximums reaching 19°C (66°F), and a lower overall precipitation total of 89 mm (3.5 in) over 11 days. In contrast, November sees a significant drop in temperatures, with an average of just 10°C (51°F) and maximums peaking at 15°C (60°F). Additionally, November is characterized by increased rainfall, totaling 139 mm (5.5 in) across 18 days, indicating a wetter climate. Both months exhibit high humidity levels, with August at 85% and November slightly higher at 86%. For more details about November weather specifically, you can check Rosslare weather in November.

In August, temperatures are significantly milder, ranging from a minimum of 11°C (52°F) to a maximum of 19°C (66°F), with an average of 16°C (60°F). The month experiences about 89 mm (3.5 in) of precipitation over 11 days and maintains a high humidity level of 85%. In contrast, December sees cooler temperatures, with a minimum of 2°C (36°F), an average of 9°C (48°F), and a maximum of 13°C (56°F). This month is wetter, receiving 131 mm (5.1 in) of rainfall across 17 days, while the humidity remains relatively stable at 84%. For more detailed insights on December weather, visit Rosslare weather in December.

Compare Rosslare's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Rosslare

In August, Rosslare experiences a delightful blend of mild temperatures and increased humidity, setting it apart from other summer months. With a maximum temperature hovering around 19°C (66°F) and an average of 16°C (60°F), it provides a comfortable yet refreshing climate for outdoor activities. However, the month does see a bit more rain, with about 11 days of precipitation contributing to a total of 89 mm (3.5 in) of rainfall, making it one of the wetter months. This humidity, at around 85%, adds a serene coastal atmosphere, perfect for enjoying the beautiful scenery. For a deeper dive into how Rosslare's climate evolves throughout the year, check out Rosslare Climate.