Last updated: August 21, 2025
In January, Sark, Guernsey experiences a chill in the air, with average temperatures hovering around 9°C (48°F) and a maximum reaching 13°C (57°F). The island sees a brisk minimum temperature of 2°C (37°F), making warm clothing essential for outdoor activities. This month is characterized by significant precipitation, with 98 mm (3.9 in) spread across 15 wet days, contributing to an overall humidity of around 90%. Visitors can expect a mix of brisk coastal breezes and lush, green landscapes, making this time of year a unique experience for those drawn to Sark’s winter charm.
In January, Sark, Guernsey experiences a mild winter with temperatures ranging from a cool 2°C (37°F) at night to a pleasant 13°C (57°F) during the day, resulting in an average of 9°C (48°F). This sets a foundation for gradually warming temperatures as the season progresses. By February, the minimum dips slightly to 0°C (32°F), yet the average remains stable at 9°C (48°F), hinting at a consistent climate. March brings a touch of chill, with nighttime temperatures falling to -1°C (31°F), but a peak of 14°C (57°F) maintains the average at 9°C (49°F). As spring approaches in April, nights become noticeably milder with a minimum of 5°C (41°F) and an average rising to 10°C (50°F), while daytime highs reach 15°C (60°F). This upward trend continues into May and June, where daytime temperatures regularly exceed 15°C (59°F), illuminating Sark’s transition towards the warmer months and hinting at even more comfortable conditions ahead.
January in Sark, Guernsey, typically ushers in a substantial amount of rainfall, with an average precipitation of 98 mm (3.9 in) over about 15 days. This robust start sets the tone for the winter months, where February and March follow closely with 89 mm (3.5 in) and 80 mm (3.2 in) respectively. As the seasons transition, a noticeable decline in rainfall occurs in April, plunging to just 35 mm (1.4 in), suggesting a shift towards drier conditions. The trend continues into the summer, where precipitation remains relatively modest, hovering around 42-64 mm until the return of autumn brings a spike in rainfall, peaking in October with an impressive 152 mm (6.0 in). Overall, January's precipitation is a significant precursor to the wetter winter ahead, while also hinting at the cyclical nature of Sark’s climate as it ebbs and flows throughout the year.
In January, Sark, Guernsey experiences a notable humidity level of 90%, marking the peak of winter's dampness. As the seasons transition into February, humidity slightly decreases to 89%, yet it remains consistently high throughout the early months of the year. By March, the humidity drops to 86%, and it continues a steady decline through to May, where it reaches 80%. This trend of diminishing humidity persists into June, maintaining the 80% mark before a summer slump brings more comfortable levels in July at 69%. Although August sees a slight bump back up to 73%, humidity levels generally trend up again towards October, returning to 89%. The year closes as it began, with November and December experiencing high humidity levels of 92%, reflecting the island's typically moist climate and the cyclical nature of its weather. Overall, Sark's humidity showcases a distinct seasonal pattern, characterized by a damp winter and a relatively drier summer.
In January, Sark, Guernsey experiences a low UV Index of 2, offering a burn time of approximately 45 minutes for skin protection. As winter wanes and February approaches, the UV Index climbs to 3, reflecting a moderate exposure level and reducing the burn time to 30 minutes. By March, the index continues its upward trend, reaching 4 with a similar burn time, preparing residents for a sunnier spring. As we transition into April and May, the UV Index escalates to 6 and 7 respectively, categorizing the exposure as high and demanding more vigilant sun protection with burn times dropping to 25 minutes. The peak arrives in June with a striking UV Index of 9, indicating very high exposure and a rapid burn time of only 15 minutes. This intensity persists into July, before easing slightly in August and September. By October, the index again falls to 4, with November and December providing a welcome respite as the UV Index returns to lower values of 2 and 1 respectively. This seasonal variation highlights the importance of monitoring UV levels throughout the year in Sark, Guernsey. For detailed insights into UV exposure, visit Sark UV Index.
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In Sark, Guernsey, January begins with a modest 107 hours of sunshine, gradually paving the way for a delightful transition into spring. As the months progress, sunlight steadily accumulates, with February seeing 163 hours, followed by a more substantial leap to 238 hours in March. By April, the island bursts into life with a remarkable 359 hours of sunshine, leading into the golden glow of May and June, which boast 414 and 416 hours, respectively. The summer peaks in July with an impressive 436 hours, before slightly tapering off in August at 396 hours. As autumn approaches, September still offers a generous 338 hours, though the days shorten, resulting in 270 hours in October and a further decline to 181 hours in November. By December, the cycle concludes with 130 hours, hinting at the promise of brighter days ahead. Overall, the trend illustrates a vibrant transformation from the winter chill into a sunlit paradise, inviting visitors to bask in Sark's ever-increasing sunshine as the year unfolds.
In January, Sark, Guernsey experiences a modest chance of sunshine at just 20%, making it one of the gloomiest months of the year. As winter transitions into spring, the likelihood of sunny weather steadily increases, with February seeing a jump to 28% and further rising to 39% in March. This trend continues into April, where sunny days become more frequent at 63%. There’s a noticeable shift in weather patterns as the seasons change, displaying a clear progression toward sunnier conditions in the following months. By mid-year, July boasts a 48% chance of sunshine, highlighting the potential for brighter and more pleasant days ahead as spring fades into summer.
In January, Sark, Guernsey experiences about 8 hours of daylight, setting the stage for a gradual increase as the months progress. February brings a noticeable jump to 10 hours, followed by 11 hours in March, marking the start of spring's awakening. As we transition into April, daylight extends to 13 hours, paving the way for the vibrant 15 hours in May, which feels like a celebratory welcome to summer. June peaks at a glorious 16 hours of sunlight, basking the island in warmth. Although daylight begins to wane in July and August with 15 and 14 hours, respectively, the lingering summer vibe persists. By September, the daylight retreats to 12 hours before descending further in the fall months, with 10 hours in October and 9 hours in November. Finally, daylight diminishes to 8 hours once more in December, creating a full cycle that beautifully mirrors nature’s rhythms.
In January, the winds in Sark, Guernsey, breeze in at an average of 8.6 m/s (19 mph), setting a brisk stage for the New Year. As winter transitions to spring, February sees a slight uptick in wind speed to 8.8 m/s (20 mph) before a notable drop in March to 7.5 m/s (17 mph), suggesting a period of calmer weather. April brings even gentler winds at 6.5 m/s (15 mph), paving the way for a more tranquil atmosphere as spring unfolds. This serene trend continues into June with the year's lowest wind speeds recorded at 4.5 m/s (10 mph), perfect for enjoying the warm, sunny days. However, as summer wanes into September, wind speeds gradually rise again, hinting at autumn's approach. By the end of the year, December wraps up the cycle with gusty winds returning to 9.3 m/s (21 mph), reminding us of the ever-changing rhythm of Sark's coastal climate.
Weather in Sark varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Sark, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather between January and February, we find some interesting similarities and slight variations. Both months exhibit an average temperature of 9°C (48°F), but January starts slightly warmer with a maximum of 13°C (57°F), compared to February's peak of 13°C (55°F). January also has a minimum temperature of 2°C (37°F), while February drops to 0°C (32°F). Regarding precipitation, January sees 98 mm (3.9 in) over 15 days, whereas February experiences slightly less, with 89 mm (3.5 in) over 16 days. Humidity remains quite high in both months, with January at 90% and February at 89%. For more details, check out Sark weather in February.
In January, temperatures typically range from a minimum of 2°C (37°F) to a maximum of 13°C (57°F), with an average around 9°C (48°F). This month sees significant precipitation, totaling 98 mm (3.9 in) over about 15 days, contributing to a high humidity level of 90%. In contrast, March experiences slightly colder nights, with a minimum temperature of -1°C (31°F), while day-time highs average around 14°C (57°F). Precipitation decreases to 80 mm (3.2 in), still spread across 15 days, but humidity also dips slightly to 86%. For a more detailed look at the weather during this month, check out Sark weather in March.
In January, the weather is typically cooler, with average temperatures ranging from a minimum of 2°C (37°F) to a maximum of 13°C (57°F). The month experiences significant precipitation, totaling 98 mm (3.9 in) over 15 days, coupled with high humidity levels at 90%. In contrast, April brings milder temperatures, with a minimum of 5°C (41°F) and a maximum of 15°C (60°F), and a more manageable precipitation of 35 mm (1.4 in) spread over only 7 days. Additionally, humidity in April decreases slightly to 84%. For more details about weather conditions during this month, check out Sark weather in April.
In January, the weather is characterized by cooler temperatures, with a minimum of 2°C (37°F) and an average of 9°C (48°F), peaking at a maximum of 13°C (57°F). The month also experiences significant precipitation, totaling 98 mm (3.9 in) over about 15 days, coupled with high humidity levels around 90%. In contrast, May brings a noticeable warming trend; temperatures range from a minimum of 7°C (45°F) to an average of 12°C (54°F), reaching a maximum of 19°C (66°F). Precipitation decreases to 57 mm (2.2 in) over just 8 days, and humidity drops to 80%, making for a pleasant spring atmosphere. For more details on the weather in May, you can check Sark weather in May.
In January, the weather is characteristically chilly with temperatures ranging from a minimum of 2°C (37°F) to a maximum of 13°C (57°F). The month sees considerable precipitation, averaging 98 mm (3.9 in) over 15 days, along with high humidity levels at 90%. In contrast, June brings a much milder climate, where temperatures rise to a minimum of 11°C (53°F) and can reach up to 21°C (70°F). Precipitation decreases to 64 mm (2.5 in) over just 10 days, and the humidity falls to 80%. This shift from January's biting cold to June's gentle warmth highlights the significant seasonal transitions. For more details on June's weather, you can check out Sark weather in June.
The comparison between January and July weather reveals stark contrasts in temperature and precipitation. In January, the temperatures range from a chilly 2°C (37°F) at night to a maximum of 13°C (57°F) during the day, accompanied by high humidity at 90% and significant rainfall of 98 mm over 15 days. In contrast, July offers a much milder climate, with temperatures varying from a minimum of 14°C (58°F) to a comfortable maximum of 23°C (73°F). The summer month features less rainfall, totaling 42 mm across only 8 days, and lower humidity at 69%, making it a pleasant time of year. For more details on the weather during July, visit Sark weather in July.
In January, the weather is quite chilly, with average temperatures ranging from a minimum of 2°C (37°F) to a maximum of 13°C (57°F). The month typically experiences significant precipitation, totaling 98 mm (3.9 in) over about 15 days, coupled with high humidity levels around 90%. In contrast, August brings much milder conditions, with temperatures ranging from a minimum of 14°C (57°F) to a comfortable maximum of 23°C (73°F). Precipitation is also lower, averaging only 57 mm (2.2 in) across approximately 10 days, and the humidity drops to a more pleasant 73%. For more details on August weather, you can visit Sark weather in August.
In January, the weather is significantly colder with temperatures ranging from a chilly minimum of 2°C (37°F) to a maximum of 13°C (57°F), and an average of 9°C (48°F). This month sees considerable rainfall, totaling 98 mm (3.9 in) across approximately 15 days, accompanied by high humidity levels of 90%. In contrast, September offers much milder conditions, with temperatures varying from a minimum of 12°C (54°F) to a comfortable maximum of 22°C (72°F), averaging at 17°C (62°F). Rainfall is less frequent, amounting to 71 mm (2.8 in) over 10 days, and humidity decreases to 79%. The contrasting weather in these two months highlights the transition from winter to early autumn. For more details, check out Sark weather in September.
January weather in Sark is characterized by cooler temperatures, ranging from a minimum of 2°C (37°F) to a maximum of 13°C (57°F), with an average of 9°C (48°F). The month sees significant precipitation, totaling 98 mm (3.9 in) over about 15 rainy days, accompanied by high humidity levels of 90%. In contrast, October brings milder conditions, with temperatures ranging from a minimum of 9°C (48°F) to a maximum of 20°C (68°F), averaging at 15°C (59°F). Precipitation also increases in October, reaching 152 mm (6.0 in) over approximately 18 days, while humidity remains relatively stable at 89%. For more detailed information about October weather, visit Sark weather in October.
January and November exhibit notable differences in weather conditions. In January, temperatures range from a minimum of 2°C (37°F) to a maximum of 13°C (57°F), with an average of 9°C (48°F). The month sees about 98 mm (3.9 in) of precipitation spread over 15 days and maintains a high humidity level of 90%. In contrast, November is generally milder, with temperatures starting at a minimum of 6°C (43°F) and peaking at 17°C (62°F), averaging 12°C (54°F). However, it is also wetter than January, experiencing about 129 mm (5.1 in) of rainfall over 19 days, coupled with slightly higher humidity at 92%. For more specific insights on November conditions, refer to Sark weather in November.
In December, the weather is slightly milder compared to January, with average temperatures ranging from a minimum of 4°C (40°F) to a maximum of 14°C (57°F), while January sees a lower minimum of 2°C (37°F) and similar maximum temperatures of 13°C (57°F). December experiences significantly more precipitation, measuring 177 mm (7.0 in) over 21 days, compared to January’s 98 mm (3.9 in) over 15 days. Humidity levels remain quite high in both months, with December at 92% and January at 90%. For a detailed look at December weather, you can check Sark weather in December.
As January rolls in, Sark experiences a distinct shift in weather patterns compared to the milder months. The air feels brisk, with an average temperature hovering around a cool 9°C and humidity levels peaking at a damp 90%. Rain is frequent, as evidenced by the 15 days of precipitation that accumulate to about 98 mm throughout the month, making it one of the wetter times of the year. This chill and dampness create a stark contrast to the more temperate conditions of summer, encouraging cozy indoor activities while offering the chance to enjoy the island's serene beauty against a winter backdrop. For a deeper understanding of how these conditions fit into the broader climate trends, check out Sark Climate.