June Weather in Castletownbere, Ireland

Last updated: March 17, 2025

June in Castletownbere, Ireland brings a delightful blend of weather, with temperatures reaching a maximum of 26°C (79°F) while averaging around 14°C (57°F), creating inviting, mild days. However, the month also sees its fair share of rain, with 88 mm (3.5 in) of precipitation spread over 17 days, resulting in a refreshing yet humid atmosphere at 86%. Whether you're exploring the rugged coastline or enjoying cozy moments indoors, June offers a unique charm in this picturesque Irish town.

June Temperature in Castletownbere

In Castletownbere, Ireland, June heralds the arrival of summer, showcasing a delightful rise in temperatures compared to the chill of earlier months. With a minimum of 7°C (45°F) and an average temperature of 14°C (57°F), residents and visitors alike can finally embrace more outdoor activities. The warmth peaks at a maximum of 26°C (79°F), marking June as one of the hottest months of the year. This increase signals a shift from the cool, crisp days of spring into a season brimming with vibrant life and longer daylight hours, making it an ideal time to explore the stunning coastal scenery and rich cultural offerings of the region.

June Weather in Castletownbere: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in Castletownbere, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec454645485256605957524847
Data source: Temperature data for Castletownbere 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.

June Precipitation in Castletownbere

In June, Castletownbere experiences a shift in precipitation, with 88 mm (3.5 in) of rain falling over 17 days. This marks a slight decrease from May’s 93 mm (3.7 in), reflecting the onset of summer but still showcasing the region’s characteristic moist climate. This pattern of consistent rainfall persists into July, with the same precipitation amount but a reduction in rainy days to 15. As the summer progresses, it becomes apparent that while June offers a mild respite from the heavier downpours of winter and early spring, the frequent showers remain a hallmark of life in this coastal town, setting the stage for the wetter months ahead.

June Precipitation Trends in Castletownbere

The chart displays monthly precipitation patterns in Castletownbere, with values for each month alongside June's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec11718714083938888139121188156201
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Castletownbere

In June, Castletownbere experiences a notable surge in humidity, maintaining a steady 86%—a trend that mirrors the rising humidity levels of May and July. As spring transitions into summer, the coastal town finds itself enveloped in a slightly muggy embrace, aligning with the pattern of increasing humidity percentages that starts from April's 82%. This gradual rise establishes a warm, inviting atmosphere characteristic of the lush, green landscapes that Ireland is renowned for, as the humidity peaks in the height of summer before gradually tapering off in the subsequent months.

June Average Humidity in Castletownbere

This chart illustrates the average monthly humidity levels in Castletownbere, with June's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how June's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec79%82%81%82%86%86%87%86%84%82%80%79%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Castletownbere

As summer unfolds in Castletownbere, the UV Index sees a significant rise, peaking at 8 in both June and July, indicating a very high exposure risk. This surge highlights a sharp transition from the milder conditions earlier in the year, where values ranged from 1 to 7 from January through May. For June, with a burn time of just 15 minutes, it’s essential to take precautions against the sun's stronger rays, especially compared to 45 minutes in January and February. As the sun gets more intense, residents and visitors alike should stay informed and protect themselves to enjoy the beautiful summer days safely. For detailed information on UV levels throughout the year, check out the Castletownbere UV Index.

Maximum UV Index Levels in Castletownbere for June

The chart shows the monthly maximum UV Index (UVI) for Castletownbere in June, 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.
JanFebMarAprMayJunJulAugSepOctNovDec124678875421
Data source: Castletownbere June 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.

June Sunshine in Castletownbere

In June, Castletownbere basks in the warmth of the sun with an impressive 377 hours of glorious sunlight, continuing the upward trend from the vibrant spring months. This peak of brightness follows May, which recorded 387 hours, making it one of the sunniest months of the year, although June comes close, showing that summer days are truly upon us. As the landscape flourishes under the golden rays, the sunlight then gently tapers off into July and August, which, despite remaining significantly sunny with 384 and 352 hours respectively, hint at the gradual transition toward autumn. This seasonal dance of sunlight not only highlights the charm of Ireland's west coast but also invites locals and visitors alike to revel in the long, sparkling days that embody the essence of summer in Castletownbere.

Monthly Sunshine Duration in Castletownbere: June Highlighted

The June sunshine duration represents the total number of hours Castletownbere experiences direct sunlight during the month of June, excluding cloudy or obstructed periods. This chart compares the sunshine duration of June with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec82h136h197h322h387h377h384h352h298h225h134h95h
Data source: Castletownbere June Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Castletownbere During June

In June, Castletownbere experiences a 22% chance of sunny weather, which reflects a slight decline from the 44% seen in April. As spring transitions into summer, the likelihood of sunshine does pick up slightly in the following month of July, reaching 31%. However, June’s relatively modest sun exposure is not uncommon for this coastal town, as it positions itself amid fluctuating weather patterns that accompany the onset of summer. Overall, while sunny days may be limited this month, they often pave the way for more abundant sunshine later in the summer season.

Percentage of Sunny Days in June in Castletownbere

The chart illustrates the percentage of sunny days in Castletownbere throughout the year, with June 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 Castletownbere experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec32%21%21%44%30%22%31%25%20%21%26%18%
Data source: Castletownbere June chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Castletownbere in June

In Castletownbere, Ireland, the arrival of June brings the pinnacle of daylight, with an impressive 16 hours of sunshine illuminating the charming coastal town. As spring transitions into summer, the days grow longer, showcasing a steady increase in daylight from a mere 8 hours in January to 15 hours in May. This upward trend reaches its zenith in June and July, offering not only ample time for outdoor adventures but also enriching the vibrant local landscape. Following this peak, the daylight begins to wane again, with hours gradually decreasing as autumn approaches. The rhythm of daylight through the year highlights Castletownbere's seasonal transformation, inviting both residents and visitors to revel in the beauty of nature's cycle.

Average Daylight Hours in Castletownbere for June

The chart illustrates the variation in daylight duration in Castletownbere throughout the year, with June highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 23m9h 58m11h 55m13h 54m15h 39m16h 33m16h 4m14h 30m12h 35m10h 36m8h 49m7h 52m
Data source: Castletownbere daylight hours, calculated by summing the hours between sunrise and sunset for each day.

June Winds in Castletownbere

In June, the winds in Castletownbere, Ireland take a gentle turn, averaging a modest 4.4 m/s (10 mph). This month marks a subtle decline from the more robust breezes of the earlier spring months, highlighting a seasonal shift as warmer weather approaches. While January and February boasted stronger gusts, with average speeds of 5.0 m/s and 7.4 m/s, June's breezes provide a serene backdrop for leisurely outdoor activities. As the summer progresses into July and August, the winds soften even further, illustrating the calmness that envelops this coastal town during the peak of summer. This annual trend reveals Castletownbere's unique climatic rhythm, where gentle winds enhance the charm of its picturesque landscapes.

Average June Wind Speed in Castletownbere

The chart displays monthly wind speed patterns in Castletownbere, with values for each month shown alongside June's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how June's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec5.07.45.54.55.24.4 m/s3.84.24.35.44.86.5
Data source: Castletownbere June wind data, generated using information from the Copernicus Climate Change Service.

How June Weather in Castletownbere Compares to Other Months

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

June and January present contrasting weather conditions in terms of temperature and precipitation. June enjoys milder temperatures, with averages around 14°C (57°F) and maximums reaching up to 26°C (79°F), while January is significantly colder, with average temperatures around 7°C (45°F) and maximums peaking at 14°C (57°F). Additionally, June experiences more humidity at 86%, compared to January's 79%. Precipitation is also notable, as June has 88 mm (3.5 in) over 17 days, whereas January has slightly more at 117 mm (4.6 in) over 15 days. For further details on January's weather, check out Castletownbere weather in January.

In comparing the weather of June and February, we see significant differences in temperature and precipitation patterns. June enjoys milder temperatures, with averages ranging from a minimum of 7°C (45°F) to a maximum of 26°C (79°F), while February is much colder, with temperatures ranging from -1°C (30°F) to a maximum of 13°C (55°F). Precipitation in February is notably higher, totaling 187 mm (7.4 in) over 20 days, compared to June's 88 mm (3.5 in) over 17 days. However, June has a slightly higher humidity level at 86% compared to February's 82%. For more detailed insights into February weather, you can visit Castletownbere weather in February.

In comparing the weather between March and June, we see a clear shift from the chill of early spring to the warmth of late spring. March temperatures range from a minimum of -5°C (24°F) to a maximum of 16°C (61°F), with an average of 7°C (46°F), while June experiences milder temperatures, with a minimum of 7°C (45°F), an average of 14°C (57°F), and a maximum of 26°C (79°F). Notably, March has higher precipitation, totaling 140 mm (5.5 in) over 19 days, compared to June's 88 mm (3.5 in) over 17 days, indicating that the earlier month is not only colder but also wetter. The humidity is slightly higher in June at 86%, compared to March's 81%, making it feel a bit more muggy. For more details, you can check Castletownbere weather in March.

In comparing the weather between June and April, June generally offers milder temperatures with an average of 14°C (57°F), compared to April's cooler average of 9°C (49°F). The maximum temperature in June can reach up to 26°C (79°F), which contrasts sharply with April's high of 16°C (62°F). Additionally, while both months experience similar precipitation levels—June with 88 mm (3.5 in) over 17 days and April with 83 mm (3.3 in) over 12 days—June is slightly wetter and has more days of rain. Humidity is also higher in June at 86%, compared to 82% in April. For more insights on April weather, check out Castletownbere weather in April.

In comparing the weather between May and June, June tends to be warmer, with average temperatures ranging from a minimum of 7°C (45°F) to a maximum of 26°C (79°F), compared to May's range of 3°C (38°F) to 20°C (69°F). Despite June having slightly lower total precipitation at 88 mm (3.5 in), it experiences rainfall on more days, totaling 17 days compared to May's 15 days and slightly higher precipitation of 93 mm (3.7 in). Humidity levels remain consistent at 86% for both months, indicating a similarly moist atmosphere. For a detailed view of May's weather, check out Castletownbere weather in May.

In comparing the weather of June and July, we see a slight increase in temperatures and a small reduction in precipitation days. June features minimum temperatures of 7°C (45°F) with an average of 14°C (57°F) and a maximum of 26°C (79°F). It experiences a total rainfall of 88 mm (3.5 in) over 17 days, accompanied by high humidity at 86%. In contrast, July sees a minimum temperature of 9°C (49°F), an average of 15°C (60°F), and maintains the same maximum of 26°C (79°F). Rainfall remains similar at 88 mm (3.4 in), but over fewer days—15 in total—and with slightly lower humidity at 87%. For a detailed look at weather conditions specific to July, you can visit Castletownbere weather in July.

The weather in June generally offers milder temperatures compared to August, with average highs reaching 26°C (79°F) versus August's maximum of 21°C (70°F). While June sees a notable minimum temperature of 7°C (45°F), August starts with slightly cooler lows at 9°C (48°F). In terms of precipitation, August is wetter, accumulating 139 mm (5.5 in) over 21 days, compared to June's 88 mm (3.5 in) over 17 days. Both months share a high humidity level of 86%, contributing to a consistently damp atmosphere. For more detailed insights about August weather, visit Castletownbere weather in August.

June and September in Castletownbere both exhibit similar average temperatures of 14°C (57°F), but minor variations create distinct weather experiences. June boasts a slightly warmer maximum temperature of 26°C (79°F), while September's max dips to 25°C (77°F). Precipitation levels increase in September, with 121 mm (4.8 in) spread over 18 days compared to June's 88 mm (3.5 in) over 17 days. Humidity remains relatively high in both months, but June experiences a slightly higher level at 86%, compared to September's 84%. Overall, while both months have mild temperatures, September tends to be wetter and slightly cooler. For more detailed insights, you can visit Castletownbere weather in September.

June and October present contrasting weather patterns. In June, temperatures range from a cool minimum of 7°C (45°F) to a pleasant maximum of 26°C (79°F), with an average of 14°C (57°F). The month sees around 88 mm (3.5 in) of precipitation over 17 days, coupled with high humidity at 86%. In comparison, October experiences lower temperatures, with a minimum of 3°C (37°F) and a maximum of 17°C (62°F), averaging 11°C (53°F). Precipitation rises significantly to 187 mm (7.4 in) over 19 days, while humidity decreases slightly to 82%. For more detailed insights, you can refer to Castletownbere weather in October.

In June, the weather tends to be significantly warmer, with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 26°C (79°F), and an average of 14°C (57°F). The month sees about 88 mm (3.5 in) of rainfall spread over 17 days, resulting in high humidity levels at 86%. In contrast, November experiences much cooler temperatures, with a minimum of 1°C (35°F) and a maximum of 14°C (58°F), leading to a lower average of just 9°C (49°F). Rainfall increases in this month to 156 mm (6.1 in) over 18 days, accompanied by a relatively lower humidity of 80%. For more detailed weather insights, you can refer to Castletownbere weather in November.

June and December present stark contrasts in weather patterns. In June, temperatures range from a minimum of 7°C (45°F) to a pleasant maximum of 26°C (79°F), with an average of 14°C (57°F). The month experiences relatively high humidity at 86% and moderate precipitation of 88 mm (3.5 in) over 17 days. In contrast, December is much cooler, with temperatures ranging from a chilly 1°C (33°F) to a maximum of only 13°C (56°F), and an average temperature of 8°C (47°F). December sees significantly higher precipitation, totaling 201 mm (7.9 in) spread across 21 days, although humidity is lower, at 79%. For more detailed information, take a look at Castletownbere weather in December.

Compare Castletownbere's Climate with Cities Worldwide

Conclusion: What to Expect From June Weather in Castletownbere

June in Castletownbere marks a notable transition towards warmer weather, with maximum temperatures soaring up to 26°C, bringing a delightful change from the cooler spring months. Despite an average temperature of 14°C, the month is often punctuated by frequent rain, with precipitation occurring on 17 days and accumulating to 88 mm. The high humidity level of 86% can make the air feel quite different from the earlier months. Overall, June presents a fascinating blend of warmth and moisture, setting the stage for the summer ahead. For a deeper dive into the region's weather, check out Castletownbere Climate.