Last updated: March 17, 2025
June in Caernarfon, United Kingdom brings a blend of warm and cool weather, showcasing a maximum temperature of 29°C (84°F), while the average settles at a comfortable 15°C (59°F). Visitors can expect occasional cooling, with minimum temperatures dropping to 5°C (41°F). Precipitation is notable this month, with a total of 91 mm (3.6 in) falling over 14 days, contributing to the lush landscape. With humidity levels reaching 81%, the air feels quite damp, enhancing the vibrant greenery that Caernarfon is known for. This mix of conditions makes June an intriguing time to experience the charm of this historical town.
In June, Caernarfon experiences a delightful transition into summer, with temperatures showcasing a significant upward trend compared to the earlier months of the year. The minimum temperature rises to a mild 5°C (41°F), while the average temperature reaches a comfortable 15°C (59°F), inviting residents and visitors alike to enjoy outdoor activities. The highs can soar to a refreshing 29°C (84°F), making it one of the warmest months in the region. This upward shift from the cool spring temperatures not only encourages lush greenery but also sets the perfect backdrop for exploration and relaxation along Caernarfon's scenic landscapes. With the days growing longer and sunnier, June truly encapsulates the charm of a vibrant Welsh summer.
In June, Caernarfon experiences an average precipitation of 91 mm (3.6 in) over 14 days, marking a significant increase from the drier months of April and May. This hydration is supportive of early summer growth, though it still falls short compared to the wetter months of August and October. The trend from the start of the year shows a gradual rise in rainfall, peaking mid-year, which suggests a typical British summer characterized by its intermittent showers. As the season transitions, this pattern of consistent yet variable precipitation is vital for maintaining the lush greenery that the region is renowned for.
As June arrives in Caernarfon, the humidity levels dip slightly to 81%, reflecting a gradual decline from the wetter winter months. This shift continues a trend observed from the earlier spring months, where humidity levels decreased from 89% in January through to a more moderate 79% in May. While June's humidity is still relatively high compared to the summer months of July and August, which average around 78% and 79% respectively, the overall pattern indicates a transition towards drier conditions. The summer brings a collective sigh of relief as the humidity begins to ebb, allowing residents to enjoy the warm, breezy days ahead.
In June, Caernarfon experiences a notable shift in sunlight intensity, with the UV Index reaching 8, categorizing it as very high. This is a significant increase from the previous months, where the UV Index steadily rose from 1 in January to 7 in May. As the summer sun strengthens, residents and visitors should take extra precautions with an average burn time of just 15 minutes. This trend underscores the importance of sun safety as outdoor activities ramp up, reminding us that awareness of UV exposure is crucial during these peak months. For more insights, check out the detailed Caernarfon UV Index.
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June in Caernarfon, United Kingdom, shines brightly with 404 hours of sunlight, showcasing the peak of the season's warmth and vibrancy. This month marks a slight dip from May’s impressive 415 hours, yet it remains significantly higher than the winter months, with January only offering 93 hours of sun. As the days lengthen from the start of the year, there’s a clear upward trajectory in sunshine hours through April and May, culminating in the summer months of July and August which see even more light. With July reaching 421 hours, it's evident that Caernarfon basks in a sun-drenched summer, before transitioning back to shorter days in the fall—highlighting a beautiful cycle of brightness and warmth that beckons both locals and visitors alike to revel in the outdoors.
As June rolls into Caernarfon, the likelihood of sunny weather presents a modest 25% chance, aligning with the earlier months of the year like January and February, which also hover around this percentage. While optimism for sunnier days peaks in April with a significant 46%, the subsequent months show a dip, particularly in May at 30% and then back down to June's levels. This trend reflects an unpredictable shift in weather patterns typical of the region, where summer warmth tends to be elusive. As temperatures rise into the summer, the chances of sunshine do increase slightly in July to 35%, but June maintains its temperate atmosphere, suggesting that visitors may enjoy some bright moments amidst the cooler, overcast skies.
As June rolls in, Caernarfon experiences one of its longest days of the year, basking in an impressive 16 hours of daylight. This significant increase from just 8 hours in January highlights a captivating transition as spring blossoms into summer. The upward trend in daylight hours peaks in both June and July, offering residents ample opportunity to enjoy the longer, sunlit evenings. However, the gradual decline begins in August, as daylight slips back to 14 hours, reminding us that the warmth of summer will soon give way to the crispness of autumn. Overall, June stands out as a moment of brightness and energy, encouraging outdoor activities and community events in this picturesque Welsh town.
In June, Caernarfon experiences a gentle breeze with an average wind speed of 3.8 m/s (8 mph), slightly calmer than the preceding months. This trend of diminishing wind speeds is evident as winter transitions into summer; after peaking in February at 5.8 m/s (13 mph), there’s a gradual decline that touches its low point in July with only 2.7 m/s (6 mph). However, June's winds still carry the refreshing chill of spring, providing a pleasant backdrop for exploring the town's stunning landscapes and historic sites. As summer unfolds, the air remains buoyant and enjoyable, setting the stage for leisurely outdoor adventures in this charming corner of the United Kingdom.
The weather in Caernarfon 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 Caernarfon and find detailed weather information for every month.
In comparing the weather between June and January, June offers significantly warmer temperatures, with an average of 15°C (59°F) and a maximum reaching up to 29°C (84°F), while January has an average of only 6°C (43°F) and peaks at 14°C (57°F). Both months experience a similar amount of precipitation, with June receiving 91 mm (3.6 in) over 14 days and January slightly less at 77 mm (3.0 in) over 13 days. Additionally, June has a humidity level of 81%, compared to January's higher humidity of 89%, contributing to the chill of winter. For a closer look at January's conditions, you can check Caernarfon weather in January.
June and February present quite contrasting weather conditions. In June, temperatures range from a minimum of 5°C (41°F) to a maximum of 29°C (84°F), averaging around 15°C (59°F). The month experiences about 91 mm (3.6 in) of precipitation over 14 days, with a humidity level of 81%. In stark contrast, February sees colder temperatures, with minimums dipping to -4°C (26°F) and maximums reaching 18°C (65°F), averaging around 6°C (44°F). Precipitation is slightly higher at 103 mm (4.1 in) spread across 16 days, accompanied by a higher humidity rate of 88%. For a closer look at February weather specifics, visit Caernarfon weather in February.
When comparing the weather in June and March, it's clear that June offers a much warmer climate, with average temperatures soaring to 15°C (59°F) and maximums reaching 29°C (84°F). In contrast, March feels much cooler, with average temperatures around 7°C (45°F) and highs peaking at 18°C (65°F). Precipitation patterns also differ; March experiences slightly more rainfall at 104 mm (4.1 in) over 18 days, while June has 91 mm (3.6 in) spread across 14 days. Additionally, humidity levels are higher in March at 86%, compared to June's 81%. For more detailed information on March's weather, you can visit Caernarfon weather in March.
When comparing the weather in June and April, June generally offers warmer temperatures, with a minimum of 5°C (41°F) and an average of 15°C (59°F), soaring up to a maximum of 29°C (84°F). In contrast, April experiences lower temperatures, ranging from a minimum of -1°C (31°F) to a maximum of 22°C (72°F), with an average of 9°C (48°F). Additionally, June sees more precipitation, totaling 91 mm (3.6 in) over 14 days, compared to April’s 55 mm (2.2 in) across 11 days. Interestingly, humidity levels in June are slightly lower at 81%, while April maintains a higher humidity level of 84%. For more detailed information on April weather, you can check Caernarfon weather in April.
In comparing the weather between May and June, June typically experiences a broader range of temperatures, with minimums of 5°C (41°F) and maximums reaching up to 29°C (84°F). In contrast, May starts off cooler, with minimum temperatures around 0°C (32°F) and an average of 12°C (53°F), peaking at 28°C (82°F). Precipitation is slightly higher in June, totaling 91 mm (3.6 in) over 14 days, compared to May’s 71 mm (2.8 in) over 12 days. Humidity levels also see a slight increase in June, averaging 81% compared to May's 79%. For more detailed information, you can check Caernarfon weather in May.
In comparing the weather of June and July, both months present mild temperatures and noticeable humidity levels. June features a minimum temperature of 5°C (41°F) and an average of 15°C (59°F), with maximums reaching 29°C (84°F), while July sees slightly warmer minimums at 7°C (45°F) and an average of 16°C (61°F), maintaining a similar peak of 29°C (85°F). Precipitation is slightly lower in July, with 82 mm (3.2 in) compared to June's 91 mm (3.6 in), although July experiences a bit more rain spread over 15 days compared to June's 14 days. Humidity levels also decrease marginally from June’s 81% to July’s 78%. For a detailed overview, you can check out Caernarfon weather in July.
In June, the weather features a broader temperature range with a minimum of 5°C (41°F) and a maximum of 29°C (84°F), averaging around 15°C (59°F). This month also experiences considerable precipitation, totaling 91 mm (3.6 in) over 14 rainy days and relatively high humidity at 81%. In contrast, August sees slightly milder temperatures, with a minimum of 8°C (46°F) and a maximum of 26°C (79°F), averaging 16°C (61°F). August is marked by increased rainfall of 105 mm (4.1 in) over 19 days and a humidity level of 79%. For more insights into the weather dynamics during this month, check out Caernarfon weather in August.
In comparing the weather of June and September, we notice that June tends to be slightly warmer with average temperatures reaching 15°C (59°F) and a maximum of 29°C (84°F). In contrast, September cools down a notch with an average of 14°C (57°F) and a maximum of 27°C (81°F). Both months experience a notable amount of rainfall, with September seeing a total of 98 mm (3.9 in) over 15 days, slightly higher than June’s 91 mm (3.6 in) over 14 days. Additionally, humidity levels are a bit higher in September at 85%, compared to June’s 81%. For more detailed information about September weather, check out Caernarfon weather in September.
June and October present distinctly different weather characteristics. In June, temperatures range from a cool 5°C (41°F) at night to a warm 29°C (84°F) during the day, with an average temperature of 15°C (59°F). The month sees moderate rainfall, totaling 91 mm (3.6 in) over approximately 14 days, accompanied by a relatively high humidity of 81%. In contrast, October experiences a significant drop in temperatures, with minimums falling to -2°C (29°F) and maximums reaching 22°C (71°F), averaging 11°C (53°F). Precipitation increases to 128 mm (5.1 in) across about 18 days, and humidity rises slightly to 90%. For a closer look at what to expect, check out Caernarfon weather in October.
June and November present contrasting weather patterns, each with its unique characteristics. In June, temperatures range from a minimum of 5°C (41°F) to a maximum of 29°C (84°F), with an average of 15°C (59°F). This month experiences 91 mm (3.6 in) of precipitation over approximately 14 days and maintains a humidity level of 81%. In stark contrast, November sees cooler temperatures, with lows dropping to -1°C (31°F) and highs peaking at 15°C (60°F), averaging around 9°C (48°F). It also has higher precipitation at 111 mm (4.4 in) over 19 days, accompanied by increased humidity at 91%. For more detailed information on November weather, you can visit Caernarfon weather in November.
June and December present contrasting weather patterns in terms of temperature and precipitation. In June, temperatures range from a minimum of 5°C (41°F) to a maximum of 29°C (84°F), with an average of 15°C (59°F), providing a warm and vibrant atmosphere. However, this month also sees significant rainfall, with 91 mm (3.6 in) spread over 14 days and humidity levels at 81%. In contrast, December offers cooler conditions, with a minimum temperature of -1°C (30°F) and a maximum of 13°C (56°F), averaging around 7°C (45°F). This month experiences even more precipitation, totaling 129 mm (5.1 in) across 20 days, coupled with a higher humidity of 89%. For more detailed insights, you can check Caernarfon weather in December.
In June, Caernarfon experiences a delightful shift in weather, marked by warmer temperatures and longer days that herald the arrival of summer. While the average temperature rises, bringing a pleasant warmth, it also invites higher humidity levels that can make the air feel a bit heavier. Precipitation remains a common feature this month, with rain gracing about half the days, yet these showers often give way to sunny intervals, creating a dynamic and enjoyable atmosphere. This month stands out for its combination of warmth and moisture, making it notably different from the chillier and drier months that precede it. To learn more about the broader weather patterns throughout the year, explore Caernarfon Climate.