Last updated: March 17, 2025
In August, Castlerock, United Kingdom, experiences a temperate climate characterized by a maximum temperature of 18°C (66°F) and an average of 14°C (58°F), with lows reaching 11°C (52°F). The month is marked by significant precipitation, totaling 146 mm (5.7 in), spread over 20 days, contributing to the region's lush greenery. Coupled with a high humidity level of 86%, the weather creates a refreshing yet damp atmosphere, making it a unique time for visitors to experience the enchanting coastal landscapes.
In August, Castlerock, United Kingdom, experiences mild weather that marks the height of summer. With temperatures ranging from a comfortable 11°C (52°F) at night to a pleasant 18°C (66°F) during the day, the overall average settles around 14°C (58°F). This month showcases a gradual warming trend from previous months, confirming its status as one of the warmest periods of the year. The shift from June's maximum of 17°C (62°F) to August's 18°C (66°F) indicates an inviting climate, ideal for outdoor activities and seaside enjoyment. As summer draws to a close, these warmer temperatures provide a perfect backdrop for exploring Castlerock's natural beauty.
August in Castlerock, United Kingdom, marks a significant peak in precipitation, with 146 mm (5.7 in) of rain falling over 20 days—the highest monthly total of the year. This trend showcases the transition from the relatively dry summer months to the onset of the wetter autumn season. Following a July with 110 mm and 17 rain-soaked days, August not only brings more intense rainfall but also increases the frequency of downpours, setting the stage for the notably wetter October and November ahead. With this pattern, residents and visitors are reminded of the unpredictable British weather, where sunny days can swiftly give way to wet ones.
August in Castlerock, United Kingdom, is characterized by a consistent humidity level of 86%, mirroring the previous month of July. This slight stability in humidity hints at the lingering warmth of summer, contributing to a lush and vibrant landscape. As the year progresses, a noticeable trend emerges with humidity gradually increasing from late summer into autumn, peaking in November at 90%. This cycle not only highlights the coastal climate's dampness but also sets the stage for the wet, crisp air that defines the winter months ahead. Overall, August serves as a transitional month, where the warmth begins to wane, yet the air remains quite moist, hinting at the changes to come.
In August, Castlerock experiences a UV Index of 6, placing it in the high exposure category, with an approximate burn time of 25 minutes. This trend marks a slight drop from the peak of 8 that occurs in both June and July, while still maintaining relatively high sun intensity. As summer transitions to autumn, residents and visitors alike should remain vigilant about sun protection during outdoor activities, as the UV levels continue to be significant. For more detailed information on UV levels throughout the year, visit Castlerock UV Index.
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In August, Castlerock basks in a delightful 357 hours of sunshine, continuing the region's trend of vibrant summer weather. This month, while slightly lower than the peak of July at 404 hours, still contributes significantly to the annual total, maintaining a positive trajectory from the earlier months of the year. The gradual increase in sunlight from January's modest 72 hours to the height of summer showcases how the region transforms with the seasons, creating a captivating landscape perfect for exploration and relaxation. As summer wanes into autumn, September sees a notable drop to 283 hours, yet the legacy of August's sunny days lingers, enticing both locals and visitors to soak up the last rays of summer before the cooler months set in.
In Castlerock, United Kingdom, August tends to be a month where the likelihood of sunny weather reaches 19%, placing it among the lower probabilities for sunshine throughout the year. The trend shows a noticeable drop from the previous months, with April peaking at 43% and May still holding a decent 36% of sunny days. Following the summer months, both July and June also experience relatively low chances of sun at 24% and 22%, respectively. As visitors flock to this coastal gem during the summer, they should prepare for the possibility of overcast skies and embrace the beauty of Castlerock's scenery, regardless of the sun's presence.
In Castlerock, United Kingdom, the daylight duration experiences a mesmerizing ebb and flow throughout the year. As the days lengthen from January's 7 hours, a gradual increase unfolds, peaking at a sunlit 17 hours in June. This splendid summer glow begins to wane in July, giving way to a gentler 14 hours of daylight in August. As autumn approaches, daylight diminishes further, dropping to 12 hours in September and continuing its descent into the shorter days of winter. The cyclical dance of sunlight not only marks the changing seasons but also enriches the local scenery with varying shades of light.
In August, the coastal charm of Castlerock, United Kingdom, is gently embraced by a mild average wind speed of 4.5 m/s (10 mph), marking a noticeable shift from the brisk gales of earlier months. This quiet, calm period follows the peak summer season, where July recorded the lowest winds at just 3.8 m/s (8 mph). As summer wanes, the winds begin to pick up again in September, hinting at autumn’s approach with an increase to 5.5 m/s (12 mph). The trend throughout the year showcases a dynamic weather pattern, with gustier months typically from November to March, while the summer months invite a more tranquil breeze. This seasonal variation paints a picturesque scene for residents and visitors alike, who can enjoy the serene coastline under softer winds in late summer.
The weather in Castlerock 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 Castlerock and find detailed weather information for every month.
In comparing the weather of August and January, we see notable differences in both temperature and precipitation. August experiences milder temperatures with a range from a minimum of 11°C (52°F) to a maximum of 18°C (66°F), while January is cooler, with temperatures ranging from 2°C (36°F) to 13°C (56°F). Precipitation is more pronounced in August, averaging 146 mm (5.7 in) across 20 days, compared to January's 109 mm (4.3 in) over 17 days. Interestingly, the humidity levels remain quite similar, with August at 86% and January slightly higher at 87%. For a detailed view of January conditions, check out Castlerock weather in January.
When comparing the weather in August and February, it's clear that August tends to be warmer, with average temperatures ranging from a minimum of 11°C (52°F) to a maximum of 18°C (66°F). In contrast, February experiences cooler temperatures, averaging between 1°C (34°F) and 12°C (54°F). While both months are quite humid, maintaining a consistent humidity level of 86%, February sees slightly less precipitation, with 132 mm (5.2 in) over 18 days, compared to August's 146 mm (5.7 in) over 20 days. For a more detailed look at February weather, you can visit Castlerock weather in February.
August and March present quite contrasting weather conditions. In August, temperatures rise significantly, with averages around 14°C (58°F) and maximums reaching 18°C (66°F). However, it also sees considerable precipitation at 146 mm (5.7 in) across 20 days, coupled with high humidity at 86%. In contrast, March experiences much colder temperatures, with averages only at 7°C (45°F) and maximums of 12°C (54°F). While it receives less precipitation at 112 mm (4.4 in) over 18 days, the humidity remains similarly high at 86%. For a detailed look at the weather conditions specific to March, you can visit Castlerock weather in March.
When comparing the weather in August and April, it's clear that August tends to be milder, with average temperatures ranging from a minimum of 11°C (52°F) to a maximum of 18°C (66°F), while April sees cooler temperatures, averaging from 2°C (36°F) to 13°C (56°F). Precipitation levels also differ significantly; August experiences 146 mm (5.7 in) over 20 days, compared to April's 55 mm (2.2 in) over just 12 days. Despite August's higher humidity at 86%, April remains close behind at 85%. For a closer look at April's weather specifics, check out Castlerock weather in April.
In comparing the weather between May and August, we observe that August tends to be warmer, with temperatures ranging from a minimum of 11°C (52°F) to a maximum of 18°C (66°F), while May's temperatures are milder, with lows of 5°C (41°F) and highs reaching 16°C (61°F). Additionally, August experiences significantly more precipitation, totaling 146 mm (5.7 in) over 20 days compared to May's 72 mm (2.9 in) over just 13 days. Humidity levels are also higher in August at 86%, compared to May's 82%. For more detailed information about May weather, you can visit Castlerock weather in May.
When comparing the weather between August and June, August tends to be slightly warmer with average temperatures ranging from 11°C (52°F) to 18°C (66°F), while June has a cooler average, with temperatures from 8°C (47°F) to 17°C (62°F). In terms of precipitation, August is notably wetter, receiving 146 mm (5.7 in) over 20 days compared to June's 105 mm (4.1 in) over 17 days. Humidity levels are also higher in August at 86%, compared to June's 84%. For a more detailed look at June's weather in Castlerock, you can visit Castlerock weather in June.
In comparing the weather between July and August, we see that both months share similar temperature ranges, with August having slightly lower maximum temperatures, peaking at 18°C (66°F) compared to July's 19°C (67°F). Precipitation levels are notably higher in August, with 146 mm (5.7 in) of rain over 20 days, whereas July experiences less rainfall at 110 mm (4.3 in) across 17 days. Humidity remains consistent between the two months at 86%. For a detailed look at July's weather, you can visit Castlerock weather in July.
In comparing the weather between August and September, both months show a similar average temperature of around 14°C (57°F), though August tends to be slightly warmer with a maximum of 18°C (66°F) compared to September's 17°C (64°F). The minimum temperatures also drop a bit from August's 11°C (52°F) to September's 9°C (49°F). Precipitation is less in September, totaling 117 mm (4.6 in) compared to August's 146 mm (5.7 in), despite both months experiencing rain on approximately 20 days. Humidity remains high in both months, with September slightly more humid at 88% compared to August's 86%. For additional details, you can view the weather specifics at Castlerock weather in September.
The weather in August is generally warmer than in October, with average temperatures ranging from a minimum of 11°C (52°F) to a maximum of 18°C (66°F), while October sees temperatures drop to a range of 5°C (42°F) to 16°C (62°F). Despite being slightly cooler, October experiences higher precipitation levels, with 161 mm (6.3 in) falling over 24 days compared to August's 146 mm (5.7 in) across 20 days. Additionally, humidity levels are quite similar, with August at 86% and October slightly higher at 89%. For more detailed information on October weather, you can visit Castlerock weather in October.
August and November present distinct weather patterns, highlighting the transition from summer to autumn. In August, temperatures are relatively mild, with a minimum of 11°C (52°F) and an average of 14°C (58°F), while maximum temperatures reach up to 18°C (66°F). The month sees 146 mm (5.7 in) of precipitation over approximately 20 days, accompanied by high humidity at 86%. In contrast, November experiences cooler temperatures, with a minimum of 4°C (40°F) and an average of 9°C (49°F), peaking at 14°C (58°F). This month also has a slightly higher precipitation level of 156 mm (6.2 in) spread over 23 days, with humidity increasing to 90%. For more detailed insights, check out Castlerock weather in November.
In comparing the weather between August and December, it's clear that both months experience high humidity levels of 86%. However, temperatures in August are significantly milder, with averages around 14°C (58°F) and highs reaching up to 18°C (66°F). In contrast, December sees lower temperatures, with an average of 8°C (46°F) and a maximum of only 12°C (54°F). Precipitation is abundant in both months, but December has slightly more with 166 mm (6.5 in), occurring over 23 days compared to August’s 146 mm (5.7 in) over 20 days. For a more detailed look at December weather, visit Castlerock weather in December.
As August unfolds in Castlerock, the weather stands out with its mild temperatures and heightened humidity levels, creating a unique atmosphere compared to other months of the year. With average highs reaching around 14°C (58°F) and intermittent rain showers gracing nearly two-thirds of the month, the landscape remains lush and vibrant. The distinct blend of dampness and cool breezes offers a refreshing respite, inviting both locals and visitors to embrace outdoor adventures under a vivid sky. To discover more about the weather nuances throughout the year, explore the detailed insights on Castlerock Climate.