Last updated: August 21, 2025
Experience January on Skiathos, Greece, where the weather embraces a mild winter charm. With maximum temperatures reaching 18°C (64°F) and an average of 11°C (52°F), the island offers a refreshing escape from harsher climates. Travelers should be prepared for cooler nights that can drop to a brisk 1°C (33°F). Expect approximately 117 mm (4.6 in) of rain over 12 days, accompanied by high humidity levels averaging 82%. This unique blend of conditions creates a serene coastal atmosphere, perfect for those seeking tranquility amidst beautiful winter scenery.
In January, Skiathos experiences cool and crisp temperatures, with lows dipping to 1°C (33°F) and reaching an average of 11°C (52°F), while highs can climb to a mild 18°C (64°F). This month's chill marks the beginning of a gradual warming trend as the year progresses. By February, temperatures see a slight increase, with minimums of 4°C (39°F) and averages at 12°C (54°F). March continues this upward trajectory, where the mercury can reach a comfortable 19°C (66°F) during peak hours. As spring approaches in April, sunshine brings even more warmth, with highs soaring to 21°C (69°F), hinting at the vibrant summer months ahead. Overall, January serves as a gentle prelude to the pleasantly mild temperatures that Skiathos is known for, setting the stage for the island's blossoming beauty as the seasons change.
In January, Skiathos experiences significant precipitation, totaling 117 mm (approximately 4.6 in) over the course of 12 days. This marks the start of the year with the highest rainfall, mirroring the trend seen in December. The months that follow, particularly February and March, witness a gradual decrease in precipitation, hinting at a shift towards drier conditions as spring approaches. As the seasons change, rainfall diminishes significantly, with April and May seeing only 62 mm and 31 mm respectively, and even fewer rainy days. By the time summer rolls around in June, the island basks in much drier weather, showcasing the distinctive Mediterranean climate of Skiathos, characterized by dry summers and wetter winters.
In January, Skiathos experiences a notably high humidity level of 82%, setting the tone for the month with a touch of winter chill. As the year progresses into February and March, humidity begins to decrease, reaching 78% and 76%, respectively. However, it remains relatively elevated through early spring, tapering to 70% by April. The arrival of summer marks a significant drop, with June witnessing a refreshing 61%, and the peak months of July and August bring an even more comfortable 57% and 51% respectively. As autumn sets in, humidity climbs again, capturing the essence of the Mediterranean climate, climbing back to 73% in October and hovering around the 79% mark in November. By December, humidity slightly declines to 81%, creating a sense of warmth as the year draws to a close. Overall, Skiathos showcases a clear trend of diminishing humidity during the summer months, favoring visitors with drier conditions, while the winter months provide a more humid atmosphere.
In January, Skiathos, Greece, greets visitors with a moderate UV Index of 3, allowing for up to 30 minutes of sun exposure before risking a burn. As the year progresses into February, the UV Index slightly increases to 4, maintaining the same burn time. However, with the arrival of March, the UV Index escalates to 6, shifting to a high exposure category and reducing the safe sun exposure to 25 minutes. By April, anticipation builds as the UV Index climbs to 8, indicating a very high exposure level and a significant drop in safe exposure time to just 15 minutes. This trend continues through the summer months, where May, June, July, and August all reach a peak UV Index of 10, highlighting the need for careful sun protection in a location known for its stunning beaches. As autumn sets in, a gradual decline brings the UV Index back to 6 in October and 4 in November, before stabilizing back down to 3 in December. This seasonal fluctuation underscores the importance of UV awareness throughout the year, making it essential for sun-seekers to stay informed about the Skiathos UV Index to enjoy their time outdoors safely.
UV Risk Categories
January marks the beginning of a sun-drenched journey in Skiathos, Greece, with 187 hours of sunshine that gradually paves the way for a vibrant spring ahead. As winter melds into early spring, the sun's embrace intensifies, reaching 240 hours in February and 321 hours by March. This upward trend continues, peaking in the summer months, where July boasts an impressive 426 hours of golden rays. As the season shifts, sunshine begins to wane, tapering off to 397 hours in August, yet still offering plenty of light for late summer adventures. The transition into autumn reveals a gentle decline, with 346 hours in September and further dropping to 306 hours by October. This rhythmic dance of light throughout the year not only accentuates Skiathos's beauty but also ignites the spirit of exploration and relaxation, making it a year-round paradise.
In Skiathos, Greece, January ushers in a modest 37% chance of sunny weather, setting the stage for winter's serenity. While this month's sunlight is limited compared to the vibrancy seen in later months, such as July and August, which boast an impressive 90% likelihood of sunshine, January presents a transitional period. Following this wintry start, February sees a notable shift as the chances of sun rise to 56%, hinting at the approaching spring. March and April maintain this upward trend, with probabilities hovering around 50-52%. As the island shakes off its winter slumber, the gradual increase in sunlight culminates in the summer months, making the shift from January's muted rays to the brilliance of late spring and summer all the more captivating.
In January, Skiathos embraces a modest 9 hours of daylight, but as the year progresses, the sun graces the island with increasingly longer days. By February, daylight extends to 10 hours, setting the stage for the arrival of spring. March sees a delightful lift to 11 hours, and as April rolls in, the duration blossoms further to 13 hours. The trend peaks in the summer months of May, June, and July, where daylight extends up to a vibrant 14 hours, perfect for basking in the sun or enjoying late-night strolls. As the season transitions into August and then into fall, the daylight begins to wane, gently stepping down to 13 hours in August and tapering to 12 hours by September. The descent continues through autumn, culminating in November and December, where daylight returns to 10 hours and dips back to 9 hours, wrapping up the year much like it began—quietly and beautifully. This rhythm of light captures the essence of seasonal change in Skiathos, inviting visitors to savor each moment in its luminous embrace.
In January, Skiathos experiences its most vigorous winds, with an average speed of 7.0 m/s (16 mph) that sweeps across the island, invigorating the crisp winter air. As the seasons progress into February and March, the winds begin to mellow, dropping to 5.8 m/s (13 mph), providing a calmer atmosphere perfect for off-season exploration. April marks a further decrease to 4.6 m/s (10 mph), ushering in the gentle breezes of spring. This trend continues into the warmer months, with winds easing to their lowest in June at 3.1 m/s (7 mph), ideal for sunbathers and those seeking tranquil days by the sea. However, as summer fades into September, the winds gain momentum again, jumping to 5.4 m/s (12 mph), hinting at the transition into autumn. By October, they strengthen further, reaching 6.6 m/s (15 mph), while December sees a resurgence, with gusts back up to 7.4 m/s (17 mph), reminding visitors of the island's dynamic climate year-round.
Weather in Skiathos varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Skiathos, focusing on differences in temperature, rainfall, humidity, and UV levels.
In January, temperatures start to feel chilly with a minimum of 1°C (33°F) and an average temperature of 11°C (52°F), reaching a maximum of 18°C (64°F). The month sees considerable precipitation, totaling 117 mm (4.6 in) over 12 days, accompanied by relatively high humidity levels at 82%. In contrast, February brings slightly milder conditions with a minimum temperature of 4°C (39°F) and an average of 12°C (54°F), peaking at 17°C (64°F). Precipitation decreases to 95 mm (3.7 in) over 10 days, and humidity lowers to 78%. For more detailed insights into February's weather, you can visit Skiathos weather in February.
In January, the weather tends to be cooler, with average temperatures ranging from a minimum of 1°C (33°F) to a maximum of 18°C (64°F). The month experiences significant precipitation, totaling 117 mm (4.6 in) over approximately 12 days, and humidity levels are high at 82%.
By contrast, March sees a slight increase in temperatures, with minimums rising to 3°C (37°F) and maximums reaching 19°C (66°F), yielding an average of 12°C (55°F). Precipitation decreases to 82 mm (3.2 in) over 9 days, and humidity drops to 76%. This indicates a transition towards milder and drier weather as spring approaches. For more detailed information, you can check Skiathos weather in March.
When comparing the weather in January and April, it's clear that April offers a more mild and pleasant climate. January sees temperatures ranging from a minimum of 1°C (33°F) to a maximum of 18°C (64°F), with an average of 11°C (52°F). It is also notably wetter, with 117 mm (4.6 in) of precipitation over 12 days and high humidity at 82%. In contrast, April enjoys higher temperatures, with a minimum of 7°C (46°F) and a maximum of 21°C (69°F), averaging 14°C (58°F). Precipitation decreases significantly to 62 mm (2.4 in) across just 6 days, and the humidity drops to a more comfortable 70%. For more details, check out Skiathos weather in April.
In January, the weather is considerably cooler, with temperatures ranging from a minimum of 1°C (33°F) to a maximum of 18°C (64°F), and an average of 11°C (52°F). This month sees a higher level of precipitation, totaling 117 mm (4.6 in) over about 12 days, coupled with a humidity level of 82%. In contrast, May brings milder temperatures, with a minimum of 13°C (56°F), an average of 18°C (65°F), and a maximum of 25°C (77°F). The precipitation in May drops significantly to just 31 mm (1.2 in) spread over only 4 days, and the humidity decreases to 71%. Overall, May offers a much more pleasant and drier climate, making it an ideal time to visit. For more detailed weather information, check out Skiathos weather in May.
In January, the weather is notably cooler, with temperatures ranging from a minimum of 1°C (33°F) to a maximum of 18°C (64°F) and an average of 11°C (52°F). The month experiences significant precipitation, totaling 117 mm (4.6 in) over about 12 days, along with high humidity at 82%. In contrast, June brings warmer conditions, with temperatures soaring from a minimum of 15°C (60°F) to a maximum of 29°C (85°F), averaging 23°C (73°F). Additionally, June enjoys much drier weather, with only 22 mm (0.9 in) of rainfall over just 2 days and lower humidity at 61%. For those interested in the specifics of June weather, you can find more details here: Skiathos weather in June.
January and July present stark contrasts in weather patterns. In January, temperatures range from a chilly 1°C (33°F) to a mild 18°C (64°F), with an average of 11°C (52°F) and significant precipitation of 117 mm (4.6 in) spread over 12 days. The high humidity of 82% adds to the cool, damp atmosphere. In contrast, July boasts much warmer conditions, with temperatures soaring from a minimum of 20°C (69°F) to a maximum of 32°C (89°F), averaging around 25°C (78°F). This month experiences far less rainfall, just 58 mm (2.3 in) over only two days, coupled with lower humidity at 57%. For those curious about visiting during this vibrant summer month, more information can be found here: Skiathos weather in July.
In January, Skiathos experiences a mild winter characterized by average temperatures ranging from 1°C (33°F) to 18°C (64°F) and significant precipitation totaling 117 mm (4.6 in) over about 12 days, resulting in a high humidity level of 82%. In contrast, August brings the warmth of summer, with temperatures spanning from a minimum of 21°C (71°F) to a maximum of 33°C (91°F) and only minimal rainfall of 26 mm (1.0 in) over just 2 days, leading to a much lower humidity of 51%. For more details on the summer conditions, you can check out Skiathos weather in August.
In January, the weather is considerably cooler with average temperatures ranging from a minimum of 1°C (33°F) to a maximum of 18°C (64°F). The month experiences significant precipitation, with about 117 mm (4.6 in) spread over 12 days, contributing to a high humidity level of 82%. In contrast, September offers much warmer conditions, with temperatures typically ranging from a minimum of 17°C (63°F) to a maximum of 29°C (84°F). This month sees a marked reduction in precipitation, totaling only 62 mm (2.5 in) over just 4 days, and the humidity drops to 58%. For those interested in exploring the weather specifics, you can check the details here: Skiathos weather in September.
In January, the weather is notably cooler, with temperatures ranging from a minimum of 1°C (33°F) to a maximum of 18°C (64°F), and an average of 11°C (52°F). The month sees significant precipitation, accumulating 117 mm (4.6 in) over 12 days, accompanied by high humidity levels at 82%. In contrast, October offers a warmer climate, with temperatures varying from a minimum of 14°C (58°F) to a maximum of 26°C (79°F), averaging around 20°C (68°F). With lower precipitation of 83 mm (3.3 in) across just 8 days and a relative humidity of 73%, October presents a more pleasant and drier experience. For more detailed information, you can check out Skiathos weather in October.
In January, the weather is cooler compared to November, with temperatures ranging from a minimum of 1°C (33°F) to a maximum of 18°C (64°F) and an average of 11°C (52°F). In contrast, November offers milder conditions, with temperatures between 9°C (49°F) and 22°C (73°F), averaging 16°C (62°F). Precipitation is more frequent in January, with 117 mm (4.6 in) over 12 days, compared to November’s 80 mm (3.1 in) over 11 days. Additionally, January has slightly higher humidity at 82%, while November maintains a comfortable 79% humidity level. For more detailed weather information, check Skiathos weather in November.
January and December weather in Skiathos exhibit some notable differences and similarities. January experiences cooler temperatures with a minimum of 1°C (33°F) and an average of 11°C (52°F), compared to December, where the minimum is 7°C (45°F) and the average is slightly higher at 13°C (56°F). Both months receive the same amount of precipitation, 117 mm (4.6 in), but January sees a bit more rain over the course of 12 days, while December has precipitation on 11 days. Humidity levels are also quite similar, with January at 82% and December at 81%. For more specific insights into December's weather, you can visit Skiathos weather in December.
January in Skiathos offers a unique contrast to the warmer summer months, with cooler temperatures and a significant chance of rainfall. While milder, with an average temperature around 11°C, the island experiences a more moody atmosphere, characterized by increased humidity and frequent precipitation, totaling about 117 mm over 12 days. This combination of factors creates a landscape that is both refreshing and inviting, perfect for those seeking a quieter getaway. For a deeper understanding of what to expect through the year, check out the comprehensive details in our guide on Skiathos Climate.