Last updated: February 6, 2025
Experience the January weather of Ios, where the island's charm is complemented by cool temperatures and moderate precipitation. Expect a comfortable average temperature of 13°C (56°F), with highs peaking at 20°C (68°F) and lows dipping to around 4°C (39°F). Throughout the month, 88 mm of rain falls over approximately 12 days, contributing to the lush scenery. The humidity level, averaging 77%, adds a gentle coastal embrace, making it a refreshing time to explore this picturesque destination.
In January, Ios, Greece, experiences a cool yet comfortable climate with temperatures ranging from a chilly 4°C (39°F) at night to a pleasant 20°C (68°F) during the day, averaging 13°C (56°F) overall. This month serves as a gentle transition into spring, as evident in the gradual rise in nighttime lows and average temperatures leading into February. While January remains one of the cooler months, it sets the stage for the warming trend that emerges in the following months. As the landscape shifts towards spring, visitors can expect a mild and refreshing atmosphere, perfect for exploring the island's natural beauty.
In January, Ios, Greece experiences a significant precipitation amount of 88 mm (3.5 in), making it the wettest month of the year. With 12 days of rain, the island sees its share of winter weather, setting the stage for a lush landscape. This contrasts markedly with the subsequent months; as winter fades, February's precipitation drops to 57 mm (2.3 in) over just 8 days, followed by a steady decline in both rainfall and rainy days. By May, the island enjoys a near dry spell with a mere 4 mm (0.1 in) of rain over the month. This trend continues through summer, with July and August boasting essentially no precipitation, showcasing Ios's shift into its sun-soaked, dry season. Overall, January's wet embrace gives way to a dramatically drier climate as Ios transitions into the vibrant warmth of summer.
In January, Ios, Greece, experiences a comfortable humidity level of 77%, setting a consistent tone for the winter months. This humidity level remains steady through February and March, fostering a pleasantly mild atmosphere. As spring approaches in April, the humidity holds at 77%, creating a refreshing environment. However, with the arrival of May, there’s a noticeable increase to 81%, hinting at the warmer days ahead. The summer months see a slight decline, with July reaching the lowest level at 71% before rising again to 76% in October. As the year winds down, November and December maintain a similar trend, with humidity percentages around 77% and 78% respectively. Overall, Ios experiences a relatively stable humidity pattern, with slight fluctuations reflecting the seasonal transition from winter to summer.
In January, Ios, Greece, greets the New Year with a moderate UV Index of 3, indicating a burn time of approximately 30 minutes for unprotected skin. As winter transitions to spring, the UV Index rises, reaching 5 in February, which hints at the increasing sunlight. By March, the index escalates to 7, marking the onset of high exposure, with burn times reducing to 25 minutes. This upward trend continues into April and May, where both months boast a very high UV Index of 9, shortening burn times to 15 minutes. The summer months peak at an impressive 10, compelling visitors to exercise caution and seek shade. As the season progresses into autumn, the UV levels gradually decrease, stabilizing at 4 in November and tapering back to 3 by December. This highlights a clear seasonal pattern in UV exposure, making it essential for sun safety awareness throughout the year. For more details, visit the Ios UV Index.
UV Risk Categories
January in Ios, Greece, offers 215 hours of sunshine, setting the stage for a winter escape that hints at the vibrant days to come. As the months progress, the island warms up, with February bringing a brighter 269 hours, leading into March's 336 hours of glorious sunlight. This upward trend continues into April with 354 hours, followed by May's inviting 401 hours. The peak summer months embrace sun-seekers with June and July basking in 412 and 425 hours respectively, offering the perfect backdrop for beach relaxation and exploration. Even as August ushers in a slight dip to 397 hours, the sunshine remains abundant. As autumn approaches, the hours gradually decline, with September at 350 hours and October at 325 hours, before the year winds down with November and December showcasing 276 hours and 261 hours of sunlight. This gentle ebb of daylight illustrates Ios's seasonal charm, enticing visitors to experience its evolving beauty throughout the year.
January in Ios, Greece, presents a 44% chance of sunny weather, marking the beginning of a gradual shift towards brighter days as the year progresses. As winter transitions into spring, the likelihood of sunshine increases significantly, peaking at 99% by the height of summer in July, and maintains an impressive 100% in August. This trend illustrates a clear progression from the cooler, cloudier months of late fall and early winter—where November and December offer only 48% and 50% chances of sun—to the sun-drenched skies awaiting visitors in late spring and summer. If you're planning a visit in January, it's a time for cozy exploration, with the promise of sunny days just around the corner as the season unfolds.
In Ios, Greece, the rhythm of daylight undergoes a delightful transformation throughout the year. January begins with about 9 hours of daylight, setting the stage for a gradual increase as winter gives way to spring. By February, daylight stretches to 10 hours, hinting at the warmer days ahead. This upward trend continues into March with 11 hours and blossoms in April, where residents can bask in 13 hours of sunshine. May and the early summer months of June and July maintain a generous 14 hours of daylight, creating perfect conditions for outdoor adventures. As August rolls in, the daylight slightly wanes to 13 hours, and by September, it gently declines to 12 hours. The descent continues through the fall, wrapping up the year with 11 hours in October and returning to 10 hours in November, before settling back at 9 hours in December. This cyclical dance of daylight in Ios not only marks the seasons but also enriches the vibrant lifestyle of its inhabitants.
In January, Ios, Greece experiences an average wind speed of 7.8 m/s (18 mph), setting a tone that echoes throughout the early months of the year. This brisk wind continues into February, maintaining the same speed but begins to gain momentum in March, where it rises slightly to 8.3 m/s (19 mph), suggesting a build-up to the vibrant spring season. As the months progress, April witnesses a gentle dip to 6.9 m/s (15 mph), offering a calm respite before the summer's arrival. The winds gradually calm down through May and June, where they reach their annual lows of 5.6 m/s (13 mph) and 5.1 m/s (11 mph), inviting those who seek tranquility. Interestingly, the winds pick up again in July and September, both hitting 8.0 m/s (18 mph) and 8.1 m/s (18 mph) respectively, infusing a sense of vigor into the summer festivities. As the year winds down, the speeds in October and November hover around 7.3 m/s (16 mph) and 7.2 m/s (16 mph), while December closes the year with a return to 8.1 m/s (18 mph), hinting at the resilience of the island's winds even in the colder months. Overall, January’s steady winds signal an energetic start for Ios, while the fluctuations throughout the year portray a dynamic landscape that shapes both the weather and the island’s unique character.
The weather in Ios changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of January's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Ios and find detailed weather information for every month.
In January, the weather in Ios features a minimum temperature of 4°C (39°F) and averages around 13°C (56°F), with a maximum of 20°C (68°F). The month experiences significant precipitation, amounting to 88 mm (3.5 in) over 12 days, contributing to a relatively high humidity level of 77%. In contrast, February sees slightly milder temperatures, with a minimum of 7°C (44°F) and an average of 14°C (57°F), peaking at 18°C (65°F). Precipitation decreases to 57 mm (2.3 in) spread over just 8 days, and humidity remains comparable at 76%. For more detailed information, check out Ios weather in February.
January weather on Ios features a broader temperature range, with minimums dipping to around 4°C (39°F) and maximums reaching up to 20°C (68°F). This month experiences more precipitation, averaging 88 mm (3.5 in) over approximately 12 days, contributing to a relatively humid atmosphere at 77%.
In contrast, March sees slightly milder temperatures, with minimums around 6°C (43°F) and maximums around 18°C (65°F). Precipitation decreases significantly to about 42 mm (1.7 in) across just 7 days, maintaining the same humidity level. The overall climate in March is more favorable for outdoor activities compared to the wetter January conditions. For more specific details, you can check Ios weather in March.
January and April offer contrasting weather experiences. In January, temperatures range from a chilly minimum of 4°C (39°F) to a mild maximum of 20°C (68°F), with an average of 13°C (56°F). The month also sees significant precipitation, totaling 88 mm (3.5 in) across 12 rainy days, resulting in a humidity level of 77%. In contrast, April brings warmer temperatures, with a minimum of 10°C (51°F) and an average of 16°C (61°F), while still reaching a maximum of 20°C (69°F). The precipitation drops considerably to only 15 mm (0.6 in) over just 2 days, maintaining the same humidity level of 77%. For a more detailed look at the April weather in Ios, you can check Ios weather in April.
In comparing the weather conditions between January and May, we see a significant shift. January experiences cooler temperatures, with a minimum of 4°C (39°F) and an average high of 20°C (68°F), accompanied by 88 mm (3.5 in) of rainfall spread over 12 days, contributing to a humidity level of 77%. In contrast, May enjoys much milder conditions, with temperatures starting at a minimum of 15°C (60°F) and peaking at 23°C (74°F). Furthermore, May is characterized by a remarkably dry climate, receiving only 4 mm (0.1 in) of precipitation and having no rainy days, while the humidity slightly increases to 81%. For more detailed insights, you can check the Ios weather in May.
In January, the weather on the island is generally cool, with temperatures ranging from a minimum of 4°C (39°F) to a maximum of 20°C (68°F) and an average of 13°C (56°F). This month experiences significant rainfall, totaling 88 mm (3.5 in) over about 12 days, contributing to a humidity level of 77%. In contrast, June brings much warmer conditions, with temperatures ranging from a minimum of 18°C (64°F) to a maximum of 27°C (81°F) and an average temperature of 22°C (73°F). Rainfall is minimal in June, averaging just 3 mm (0.1 in) over only 1 day, while humidity remains consistent at 77%. For more detailed information, you can visit Ios weather in June.
January and July present stark contrasts in weather conditions. In January, temperatures range from a chilly minimum of 4°C (39°F) to a mild maximum of 20°C (68°F), with an average of 13°C (56°F). This month experiences frequent rain, averaging 88 mm (3.5 in) across 12 days, and the humidity is relatively high at 77%. In striking contrast, July boasts much warmer temperatures, with a minimum of 22°C (72°F) and a maximum of 28°C (83°F), along with a pleasant average of 25°C (77°F). Notably, July sees no precipitation at all, maintaining a lower humidity level of 71% throughout the month. For more details, you can check Ios weather in July.
In January, the weather in Ios is considerably cooler, with temperatures ranging from a minimum of 4°C (39°F) to a maximum of 20°C (68°F) and an average of 13°C (56°F). Precipitation is quite frequent during this month, with 88 mm (3.5 in) spread over 12 days, leading to a higher humidity level of 77%. Conversely, August brings a stark contrast, featuring warmer temperatures that range from a minimum of 22°C (72°F) to a pleasant average of 25°C (77°F), peaking at 29°C (85°F). The month is characterized by minimal rainfall, with only 1 mm (0.0 in) of precipitation across 0 days, and a lower humidity of 66%. For more detailed weather information, check Ios weather in August.
In January, the weather is cooler with temperatures ranging from a minimum of 4°C (39°F) to a maximum of 20°C (68°F) and an average of 13°C (56°F). This month experiences significant rainfall, with about 88 mm (3.5 in) spread over 12 days and humidity levels reaching 77%. In contrast, September offers much warmer conditions, featuring a pleasant range of temperatures from 19°C (67°F) at night to a maximum of 27°C (81°F) during the day, with an average of 23°C (74°F). The month boasts minimal precipitation, with just 3 mm (0.1 in) and no rainy days, alongside a slightly lower humidity of 70%. For more details, check Ios weather in September.
In January, the weather is significantly cooler, with average temperatures ranging from a minimum of 4°C (39°F) to a maximum of 20°C (68°F). During this month, there is considerable rainfall, with 88 mm (3.5 in) of precipitation occurring over 12 days, leading to a relatively high humidity level of 77%. In contrast, October experiences much milder temperatures, with averages between 15°C (60°F) and 26°C (79°F). Rain is sparse in October, with only 18 mm (0.7 in) falling over just 3 days, and humidity remains quite similar at 76%. For more detailed insights about October weather, see Ios weather in October.
January and November present contrasting weather patterns, despite sharing similar humidity levels of 77%. In January, temperatures are cooler, ranging from a minimum of 4°C (39°F) to a maximum of 20°C (68°F), with an average of 13°C (56°F). This month also experiences more frequent rainfall, with 88 mm (3.5 inches) across 12 days. In contrast, November offers milder temperatures, with a minimum of 12°C (55°F) and a maximum of 22°C (73°F), averaging at 18°C (65°F). Rain is less frequent in November, totaling 48 mm (1.9 inches) over just 6 days. For more details on November weather, you can check Ios weather in November.
When comparing the weather in January and December, both months exhibit relatively mild temperatures, with January having a minimum of 4°C (39°F) and an average of 13°C (56°F), while December's minimum is slightly warmer at 9°C (49°F) and an average of 15°C (60°F). The maximum temperature remains consistent in both months at 20°C (68°F). Precipitation levels are comparable, with January receiving 88 mm (3.5 in) over 12 days and December slightly less at 82 mm (3.2 in) over 13 days. Humidity is also similar, with January's humidity at 77% and December slightly higher at 78%. For more detailed information, you can visit Ios weather in December.
In January, Ios experiences a distinct shift in weather compared to other months of the year. With cooler temperatures averaging around 13°C and a maximum of 20°C, this month feels notably brisk, especially with a minimum dipping to 4°C. Frequent rainfall, totaling about 88 mm over approximately 12 days, contributes to the lush landscapes that characterize the island. Coupled with a humidity level of 77%, the atmosphere is refreshingly crisp, making January a unique blend of mild winter and early spring. For those curious about the island's climatic patterns throughout the year, check out Ios Climate.