Last updated: August 21, 2025
Experience the enchanting winter charm of Mykonos, Greece in January, where temperatures range from a comfortable maximum of 19°C (67°F) to a cool minimum of 4°C (39°F), averaging around 12°C (55°F). While you may not bask in the Mediterranean sun, the island's beauty shines through, even amid 97 mm (3.8 in) of precipitation spread over 12 days. With a humidity level of 77%, visitors can expect a mix of refreshing breezes and occasional rain, perfect for exploring the island's stunning landscapes and rich culture. Embrace the tranquility of Mykonos this winter and discover its charm without the summer crowds.
In January, Mykonos experiences a refreshing start to the year, with temperatures ranging from a cool 4°C (39°F) at night to a pleasant average of 12°C (55°F) during the day, peaking at 19°C (67°F). This month sets the tone for a gradual warming trend, as temperatures rise slightly in February and March, marking a transition towards spring. By April, the island begins to warm up significantly, with daytime highs reaching 20°C (68°F). The trend continues into the summer months, where temperatures soar to 29°C (85°F) in July and August, showcasing Mykonos as a sun-soaked paradise. As autumn approaches, temperatures cool down again, with milder conditions in November and a brisk charm returning by December. Overall, January serves as the gateway to a year of delightful weather shifts on the island.
In January, Mykonos experiences its wettest month, with an average precipitation of 97 mm (3.8 in) falling over 12 days. This significant amount of rain sets the tone for the winter season, as the island transitions from the dry summer months to a more temperate climate. As we move into February, the precipitation drops dramatically to 41 mm (1.6 in) over just 8 days, and the trend of decreasing rainfall continues, with March receiving only 44 mm (1.7 in). By the time spring arrives in April, the showers lessen further, averaging just 20 mm (0.8 in) across 3 days. This shift indicates a trend toward drier conditions as the island approaches the summer months, where rain becomes increasingly sparse, culminating in the dry peak of July and August, both recording 0 mm of precipitation. Thus, January marks the peak of the wet season, providing essential moisture before the blissful sunshine takes over Mykonos' enchanting landscape.
In January, Mykonos experiences a humidity level of 77%, a figure that remains consistent with both the preceding and following months, highlighting the island's cool and moist winter climate. As spring approaches, humidity stays steady at 77% through March and April, yet begins to climb in May, reaching 81%, signaling the onset of warmer weather. Interestingly, July and August show a notable dip, with humidity dropping to 71% and 66% respectively, providing a more comfortable atmosphere during the peak tourist season. However, as autumn sets in, humidity levels rise again, settling at 76% in October and hovering around 77% in November and December, illustrating Mykonos's characteristic return to a more humid climate as the year closes. This cycle creates a unique blend of dry and humid periods, making each month on this enchanting island a distinct experience.
In January, Mykonos experiences a moderate UV Index of 3, where sun exposure requires caution for about 30 minutes before burns occur. As the year progresses, UV levels gradually rise, peaking at 10 from June to August, indicating a very high exposure category with a significantly reduced burn time of just 15 minutes. Notably, April to September sees UV readings consistently in the very high range, emphasizing the importance of sun protection during these months. As the island transitions into the cooler months, UV levels drop again, with November and December returning to a moderate level of 3, allowing for safer exposure times of 30 minutes. For more detailed information on daily UV forecasts, check Mykonos UV Index.
UV Risk Categories
While January in Mykonos may greet visitors with 208 hours of sunshine, it lays the groundwork for the radiant months ahead. As winter melts into spring, February enjoys a notable rise to 266 hours, hinting at the island's vibrant allure. By March, the sun dances more freely with 335 hours, transforming Mykonos into a blossoming getaway. The warmth continues to soar, reaching 414 hours by June and peaking at 426 hours in July, when the island truly becomes a sun-soaked paradise. Although August sees a slight dip to 399 hours, the golden rays persist through September and October, ensuring that even as the seasons change, 350 hours and 326 hours respectively keep the island bright. As the year winds down, November and December offer lesser light with 273 and 253 hours, yet the lingering sun serves as a gentle reminder of the glorious sunshine that reigns in Mykonos each year.
In Mykonos, Greece, the likelihood of enjoying sunny weather in January stands at 41%, marking it as one of the quieter months for sunshine compared to the rest of the year. As the seasons transition, the chances of sunshine gradually increase, with February experiencing a notable rise to 63%. This upward trend continues through the spring months, peaking in the summer when July and August boast an astonishing 98% and 99% likelihood of sunny days, respectively. Even as October rolls in, the sun still shines brightly 75% of the time, underscoring the island's appeal for sun-seekers. Yet, as winter approaches again, the sunshine odds dip to 49% in November and 52% in December, illustrating a distinct seasonal pattern that invites travelers to soak up the sun when it’s at its peak.
In January, Mykonos greets the new year with 9 hours of daylight, setting the stage for the gradual increase in brightness that characterizes the early months. As the cold of winter recedes, February sees a modest rise to 10 hours, hinting at the warmth to come. By March, daylight extends to 11 hours, and the anticipation builds as spring approaches. The most dramatic shift occurs in April, when the days blossom to 13 hours, leading into the longer, sun-soaked days of May and June, both basking in 14 hours of daylight. This peak in luminosity begins to wane slightly as summer transitions into autumn, with August still enjoying 13 hours, but a decrease to 12 hours in September signals the start of cooler months. October and November then witness a retreat to 11 and 10 hours respectively, before the cycle returns to 9 hours in December, closing the year just as it began. This rhythmic dance of light reflects Mykonos's enchanting seasonal transformations, inviting visitors to experience its beauty throughout the year.
In Mykonos, January greets visitors with a brisk average wind speed of 8.4 m/s (19 mph), setting the tone for a lively winter atmosphere. As the season transitions into February, the winds slightly calm, tapering off to 8.2 m/s (18 mph), but the invigorating sea breeze remains a charming presence. March continues this trend, with winds mellowing further to 7.9 m/s (18 mph), heralding the arrival of spring. By April, the winds ease significantly to 6.7 m/s (15 mph), creating a serene environment as the island awakens from its winter slumber. May and June see a gentle dip to 5.7 m/s (13 mph) and 5.4 m/s (12 mph) respectively, as the island gears up for the bustling summer months. However, July’s winds pick up again to 8.5 m/s (19 mph), providing a refreshing backdrop for sun-seekers. As the summer wanes, August brings a slight decline to 7.5 m/s (17 mph), followed by a resurgence in September with the strongest winds of the year at 8.7 m/s (20 mph). This lively breeze eases back to 7.8 m/s (17 mph) in both October and November, before circling back to 8.4 m/s (19 mph) in December, wrapping up the year with a lively gust. Throughout January, the wind offers an exhilarating experience that adds to the island's unique charm.
Weather in Mykonos varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Mykonos, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather between January and February, we can see a slight increase in temperatures during February. January features a minimum temperature of 4°C (39°F) and averages around 12°C (55°F), with a maximum of 19°C (67°F). In contrast, February has a minimum of 6°C (43°F) and an average temperature of 13°C (56°F), peaking at 18°C (64°F). February also benefits from significantly lower precipitation, recording only 41 mm (1.6 in) over 8 days, compared to January's 97 mm (3.8 in) spread across 12 days. Additionally, humidity levels remain similar, with February at 76% compared to January's 77%. For more detailed weather information, you can check Mykonos weather in February.
In January, the weather tends to be cooler with temperatures ranging from a minimum of 4°C (39°F) to a maximum of 19°C (67°F), resulting in an average of 12°C (55°F). This month experiences more rainfall, accumulating 97 mm (3.8 in) over 12 days, contributing to a high humidity level of 77%. In contrast, March sees slightly warmer temperatures, with a minimum of 5°C (41°F) and an average high of 17°C (63°F), totaling an average of 14°C (57°F). Precipitation decreases significantly to 44 mm (1.7 in) over just 6 days, while humidity remains consistent at 77%. For more specific details, you can check Mykonos weather in March.
January and April exhibit notable differences in weather patterns. In January, temperatures range from a minimum of 4°C (39°F) to a maximum of 19°C (67°F), with an average around 12°C (55°F). This month also sees considerable precipitation of 97 mm (3.8 in) spread over 12 days, leading to a humid environment with a humidity level of 77%. In contrast, April enjoys milder temperatures, with minimum values at 10°C (50°F) and maximums reaching 20°C (68°F), yielding an average temperature of 15°C (60°F). The precipitation drops significantly to just 20 mm (0.8 in) over only 3 days, maintaining the same humidity level of 77%. For more details on the weather in April, you can visit Mykonos weather in April.
In January, the weather is relatively cooler, with temperatures ranging from a minimum of 4°C (39°F) to a maximum of 19°C (67°F) and an average of 12°C (55°F). This month also experiences significant precipitation, with around 97 mm (3.8 in) over 12 days, leading to a humidity level of 77%.
In contrast, May brings noticeably warmer weather, with temperatures ranging from 15°C (58°F) at night to a pleasant maximum of 23°C (74°F) during the day, averaging 19°C (66°F). Rainfall is minimal, with only 4 mm (0.2 in) over just one day, and humidity increases slightly to 81%.
For more details on what to expect, check out Mykonos weather in May.
The weather in January is notably cooler and wetter compared to June. In January, temperatures range from a minimum of 4°C (39°F) to a maximum of 19°C (67°F), with an average of 12°C (55°F) and significant precipitation of 97 mm (3.8 in) over about 12 days. In contrast, June brings much warmer temperatures, with a minimum of 17°C (63°F), an average of 22°C (72°F), and a maximum of 27°C (81°F). Additionally, June experiences minimal rainfall, with just 3 mm (0.1 in) over a single day, making it a much drier month, while maintaining the same humidity level of 77%. For a closer look at what to expect, check out Mykonos weather in June.
In January, the weather is cool and relatively wet, with temperatures ranging from a minimum of 4°C (39°F) to a maximum of 19°C (67°F). This month experiences an average precipitation of 97 mm (3.8 in) over approximately 12 days, alongside a humidity level of 77%. In contrast, July brings warm and dry conditions, featuring a minimum temperature of 21°C (71°F) and reaching up to 29°C (85°F) at its peak. With no recorded precipitation and only 0 days of rain, July enjoys a lower humidity level of 71%. For a more detailed look at what to expect, check out Mykonos weather in July.
In comparing the weather between January and August, a stark contrast is evident. January features cooler temperatures, with a minimum of 4°C (39°F) and an average of 12°C (55°F), reaching a maximum of 19°C (67°F). This month experiences significant precipitation, totaling 97 mm (3.8 in) over 12 days, coupled with a high humidity level of 77%. In contrast, August boasts a much warmer climate, with minimum temperatures around 22°C (71°F) and averages peaking at 25°C (77°F), reaching a maximum of 29°C (85°F). Notably, August is exceptionally dry, with no recorded precipitation and just 66% humidity. For more detailed information on the conditions in August, you can check out Mykonos weather in August.
In January, the weather is notably cooler, with temperatures ranging from a minimum of 4°C (39°F) to a maximum of 19°C (67°F) and an average of 12°C (55°F). This month typically experiences 97 mm (3.8 in) of precipitation over 12 days, resulting in a humidity level of 77%. Conversely, September boasts much warmer conditions, with temperatures ranging from a minimum of 19°C (66°F) to a maximum of 27°C (81°F), and an average temperature of 23°C (74°F). Remarkably, September has only 5 mm (0.2 in) of precipitation and often goes without any rainy days, featuring a more comfortable humidity level of 70%. For more detailed insights, visit Mykonos weather in September.
When comparing January and October weather, there is a notable shift in temperature and precipitation. January experiences cooler temperatures, with a minimum of 4°C (39°F) and an average of 12°C (55°F), peaking at 19°C (67°F). It also sees higher precipitation levels at 97 mm (3.8 in) over 12 days, resulting in a humidity of 77%. In contrast, October boasts milder conditions, with temperatures ranging from a minimum of 15°C (58°F) to a maximum of 25°C (78°F) and an average of 20°C (69°F). The month is significantly drier, with only 20 mm (0.8 in) of rainfall over just 2 days, leading to a slightly lower humidity of 76%. For more detailed weather information about October in Mykonos, you can check Mykonos weather in October.
In January, the weather is significantly cooler, with temperatures ranging from a chilly 4°C (39°F) at night to a mild 19°C (67°F) during the day, while November boasts milder temperatures, with minimums of 12°C (53°F) and maximums reaching 22°C (72°F). Additionally, January experiences more precipitation, with 97 mm (3.8 in) spread over 12 days, compared to November's lighter rainfall of 44 mm (1.7 in) over just 6 days. Both months share a consistent humidity level of 77%, but the overall climate in November is more pleasant for outdoor activities. For more detailed insights, check out Mykonos weather in November.
When comparing the weather in January and December, January tends to be cooler with average temperatures ranging from a minimum of 4°C (39°F) to a maximum of 19°C (67°F), whereas December sees slightly warmer temperatures, with a minimum of 9°C (48°F) and a maximum of 20°C (69°F). Precipitation is a bit higher in January at 97 mm (3.8 in) compared to December’s 86 mm (3.4 in), but both months experience precipitation on about 12 days. Humidity levels are fairly consistent, with January at 77% and December slightly higher at 78%. For more detailed information, you can check Mykonos weather in December.
January in Mykonos offers a cooler and wetter experience compared to the summer's warm embrace. With average temperatures hovering around 12°C (55°F), the island is transformed into a serene escape, far removed from the bustling tourist crowds. Visitors can expect a fair number of rainy days, with precipitation levels reaching about 97 mm, creating a lush landscape that contrasts beautifully with sun-soaked summer months. While humidity remains relatively high at 77%, it adds to the unique charm of the island during this tranquil season. For more detailed insights, you can explore the Mykonos Climate.