Last updated: August 21, 2025
In January, Yilan, China, experiences a stark and chilly climate characterized by maximum temperatures peaking at a frigid -2°C (29°F) and an average lingering around -17°C (1°F). The minimum plunges even further to an extreme -37°C (-35°F), showcasing the depth of winter's grip. Despite the bitter cold, the region receives a modest 5 mm of precipitation over just 1 day, while humidity remains high at 84%, creating a damp and frosty atmosphere. Whether you’re braving the cold or cozying up indoors, January in Yilan is a true reflection of winter's stark beauty.
In January, Yilan, China, experiences its chilliest days of the year, with temperatures plunging to a bone-chilling minimum of -37°C (-35°F) and averaging around -17°C (1°F). This stark cold is a stark contrast to the fleeting warmth that begins to emerge in February, where the mercury rises slightly, showcasing a warmer maximum of 6°C (43°F). As winter tightens its grip, it’s evident that Yilan transitions slowly into a more temperate climate by March. Here, temperatures shift dramatically, with the average rising to -3°C (28°F) and peaks reaching 18°C (64°F), hinting at the approaching spring. This upward trend continues through the months ahead, as the warmth of late winter makes way for the more pleasant and balmy conditions of April and May. The early part of the year in Yilan thus unfolds a journey from severe winter chill to the first hints of spring warmth, embodying the region's dynamic climate shifts.
January in Yilan, China, witnesses a light touch of precipitation, with only 5 mm (or 0.2 in) of rain falling over just one day. This minimal rainfall marks the quietest month of the year, hinting at the dry, crisp air that sets the stage for the coming seasons. As winter transitions into spring, precipitation begins to climb, escalating to 8 mm in February and 22 mm in March. This gradual increase foreshadows the region's forthcoming lush, vibrant greenery, as Yilan experiences significantly higher rainfall during the later months, with June and August seeing peaks of 103 mm and 162 mm respectively. Overall, the trend illustrates a clear ramp-up in rainfall as the months progress, transforming the landscape into a fertile expanse during the wetter seasons.
In January, Yilan, China experiences notably high humidity levels at 84%, setting the stage for a moist winter month. This is part of a trend that sees humidity gradually decline until April, where it reaches 67%, the lowest point for the year. As spring approaches, humidity begins to climb again, peaking in the summer months, particularly in August with a high of 89%. The humidity then tapers off into late autumn and winter, creating a cycle where January not only serves as a peak winter month but also hints at the more humid days that follow in mid-year. Overall, Yilan's climate demonstrates a marked seasonal variation, with January standing out as a prominent marker of winter’s wet embrace before the feel of crisp air arrives in Spring.
In January, Yilan, China, welcomes the new year with a low UV Index of 2, making outdoor activities safer with a generous burn time of 45 minutes. As winter transitions into spring, the UV Index gradually rises; by February, it reaches 3, marking the start of moderate exposure, while March sees a further increase to 5. The warmer months bring more intensity, with the UV Index hitting 6 in April and soaring to a peak of 9 during the summer months of June and July, where the burn time shrinks to just 15 minutes. As the year winds down, the UV Index dips back to 2 in November and December, restoring lower exposure levels. Overall, Yilan’s UV trends highlight the importance of sun safety, especially as summer approaches. For more detailed information, visit Yilan UV Index.
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In Yilan, China, January greets residents with 184 hours of sunshine, laying the groundwork for a gradual increase in light as the year unfolds. As January transitions into February, the sun shines longer with 234 hours, signaling the end of winter and sparking a sense of renewal. The trend continues through March and April, where the hours climb to 274 and 285, respectively, as spring blossoms in full swing. This upward trajectory peaks in July, boasting an impressive 327 hours, perfect for outdoor adventures amid vibrant green landscapes. However, the sunshine begins to wane in the latter half of the year, with August bringing 273 hours and a steady decline into the cooler months, hitting 221 hours in December. This natural ebb and flow of sunlight not only marks the changing seasons but also enhances Yilan's scenic allure throughout the year.
In Yilan, China, the chances of enjoying sunny weather are notably high in January, with a 62% likelihood of sunshine. This peak sets the stage for the year ahead, as it graces the beginning of the year with ample brightness. Following this promising start, February experiences a drop to 43%, but the sun still manages to shine more than it does in the subsequent months, as the trend takes a dip particularly through the summer. The chances continue to fluctuate, with March bringing back 56% sunny days, but by July, the likelihood plummets to just 25%. As the year progresses, sunlit days begin to recover slightly in the fall, only to see a modest resurgence in December at 60%. Overall, January stands out as a golden opportunity for basking in the sun, making it an ideal month for outdoor activities in Yilan.
In Yilan, China, January ushers in 9 hours of daylight, marking the beginning of a gradual transition into longer days. As February arrives, daylight extends to 10 hours, setting the stage for a continued increase. By March, residents can enjoy 11 hours of sunlight, and by April, daylight peaks at 13 hours, inviting outdoor activities as spring takes hold. The trend continues into May and June, where days stretch to 14 and 15 hours, respectively, reaching their zenith. However, as summer wanes in July and August, daylight begins to dwindle slightly, settling back to 14 hours. By September, days shorten to 12 hours, and the retreat continues through October’s 10 hours and into November’s 9 hours. Finally, December closes the year with a mere 8 hours of daylight, a stark contrast to the summer's abundance, as Yilan embraces the cozy charm of winter nights.
In Yilan, China, the January winds blow at an average speed of 3.0 m/s (7 mph), marking a steady start to the year. This gentle breeze reflects a consistent trend, as the wind speeds remain relatively stable throughout the first few months, with February and April nudging slightly higher at 3.2 m/s (7 mph). As we move into late spring and summer, the winds begin to wane, dipping to a low of 1.7 m/s (4 mph) in July, before making a gradual recovery in the autumn months. Interestingly, the year wraps up with December experiencing a brisk 3.3 m/s (7 mph), hinting at a return to the stronger winds characteristic of early winter. Overall, January serves as a refreshing gateway to a year defined by fluctuating yet predictable breezes.
Weather in Yilan varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Yilan, focusing on differences in temperature, rainfall, humidity, and UV levels.
In January, the weather is profoundly cold, with temperatures reaching a minimum of -37°C (-35°F) and an average of -17°C (1°F). The maximum temperature struggles to reach -2°C (29°F), accompanied by very little precipitation (5 mm) and high humidity at 84%. In contrast, February shows a slight warming trend, with minimum temperatures of -32°C (-25°F) and an average of -13°C (8°F), while the maximum can rise to 6°C (43°F). Precipitation increases to 8 mm over 2 days, and humidity decreases slightly to 81%. For more details on February weather in Yilan, you can check Yilan weather in February.
In January, the weather is exceptionally frigid, with average temperatures hovering around -17°C (1°F) and extreme lows reaching -37°C (-35°F). This month experiences minimal precipitation at just 5 mm (0.2 in) over one day, accompanied by high humidity levels of 84%. In contrast, March brings a significant warming trend, with average temperatures rising to -3°C (28°F) and highs reaching a balmy 18°C (64°F). Precipitation also increases, totaling 22 mm (0.9 in) spread over four days, and the humidity decreases to 75%. For more details on March's weather, you can visit Yilan weather in March.
In January, the weather in Yilan is characterized by frigid temperatures, with lows plummeting to -37°C (-35°F) and an average of -17°C (1°F), making it one of the coldest months of the year. The precipitation is minimal, totaling only 5 mm (0.2 in) over just one day, and the air remains quite humid at 84%. In contrast, April brings a significant shift, with temperatures ranging from a low of -9°C (16°F) to a pleasant high of 25°C (78°F) and an average of 7°C (45°F). This month experiences much more precipitation, totaling 34 mm (1.4 in) spread across seven days, while humidity decreases to a more comfortable 67%. For detailed insights on the climate in April, you can visit Yilan weather in April.
In January, temperatures plummet to a chilling minimum of -37°C (-35°F), with an average of -17°C (1°F) and a maximum reaching only -2°C (29°F). The month sees minimal precipitation, totaling just 5 mm (0.2 in) over one day, combined with high humidity at 84%. In stark contrast, May offers a dramatic shift in weather, with temperatures ranging from a minimum of 0°C (33°F) to a warm maximum of 31°C (89°F) and an average of 14°C (58°F). Precipitation increases significantly during May, with 78 mm (3.1 in) over 12 days, accompanied by a drop in humidity to 69%. For more details, check out Yilan weather in May.
In January, the weather in Yilan is frigid, with temperatures plummeting to a chilling minimum of -37°C (-35°F) and an average of -17°C (1°F). During this month, there is minimal precipitation, with just 5 mm (0.2 in) falling over a single day, accompanied by high humidity levels at 84%. In stark contrast, June brings a dramatic shift in climate, with temperatures ranging from a comfortable minimum of 7°C (45°F) to a sweltering maximum of 33°C (91°F). The summer month sees significant precipitation, totaling 103 mm (4.1 in) over an average of 15 days, while humidity remains fairly high at 81%. For more details on Yilan's June conditions, check out Yilan weather in June.
January and July present stark contrasts in weather conditions. In January, temperatures plummet to a chilling minimum of -37°C (-35°F), with an average of -17°C (1°F) and a peak max of -2°C (29°F). The month sees minimal precipitation, just 5 mm over a single day, and a high humidity of 84%. In contrast, July brings a dramatic shift with temperatures ranging from a mild minimum of 13°C (55°F) to a sweltering maximum of 35°C (96°F) and an average of 24°C (75°F). The summer month experiences considerably higher precipitation, totaling 87 mm over 13 days, alongside a humidity level of 87%. For more details about Yilan's weather in July, check out Yilan weather in July.
In January, Yilan experiences frigid temperatures, with highs barely rising above -2°C (29°F) and averages hovering around -17°C (1°F). The precipitation is minimal, with just 5 mm (0.2 in) over the course of one day, while humidity remains relatively high at 84%.
In stark contrast, August brings a warm embrace with temperatures ranging from a minimum of 8°C (46°F) to a sweltering maximum of 32°C (89°F), resulting in an average of 21°C (69°F). Rainfall is abundant, totaling 162 mm (6.4 in) across 14 days, and humidity slightly increases to 89%. For more details on the summer weather, you can explore Yilan weather in August.
In January, the weather is characterized by extreme cold, with minimum temperatures plummeting to -37°C (-35°F) and average temperatures around -17°C (1°F). The maximum temperature only reaches -2°C (29°F), and the region experiences minimal precipitation, with just 5 mm (0.2 in) over the course of 1 day, along with high humidity levels at 84%.
In contrast, September brings much milder conditions, featuring a significant increase in temperatures, with a minimum of 1°C (34°F), an average of 15°C (59°F), and maximum temperatures reaching up to 28°C (83°F). The month is also much wetter, seeing 92 mm (3.6 in) of precipitation over 10 days, while the humidity remains high at 87%. This stark difference between January and September highlights the dramatic shift in weather as the seasons change. For more details, you can check the link: Yilan weather in September.
January weather is characterized by frigid temperatures, with averages hovering around -17°C (1°F) and nighttime lows plummeting to -37°C (-35°F). Precipitation during this month is minimal, with only 5 mm (0.2 in) recorded over just one day, resulting in very high humidity levels at 84%. In contrast, October sees a significant temperature increase, ranging from lows of -8°C (18°F) to highs of 28°C (83°F) and an average of 6°C (44°F). This month experiences more precipitation, totaling 22 mm (0.9 in) over five days, while humidity remains relatively stable at 83%. For more detailed information on October weather, you can visit Yilan weather in October.
In January, the weather is significantly colder, with temperatures plummeting to a minimum of -37°C (-35°F) and averaging around -17°C (1°F), compared to November's milder conditions, where temperatures range from a minimum of -21°C (-5°F) to an average of -4°C (25°F). January also experiences minimal precipitation, with just 5 mm (0.2 in) falling over a single day, whereas November sees a substantial increase in rainfall at 31 mm (1.2 in) spread over five days. Additionally, humidity is higher in January at 84%, compared to November's 67%, contributing to the frigid feel of the midwinter month. For more specifics, you can check Yilan weather in November.
January is typically colder than December, with average temperatures dropping to a chilling -17°C (1°F) compared to December's slightly warmer -15°C (5°F). The minimum temperatures also reflect this stark difference, hitting a frigid -37°C (-35°F) in January, while December experiences milder lows of -29°C (-20°F). Moreover, January sees less precipitation at just 5 mm (0.2 in) over a single day, whereas December receives 10 mm (0.4 in) across two days, indicating a drier climate in the new year. Humidity levels are higher in January at 84%, compared to December's 72%, contributing to the bone-chilling cold. For more details on December's weather, check out Yilan weather in December.
January in Yilan is a stark contrast to the milder months of the year, showcasing some of the coldest temperatures the region experiences. With minimums plunging to frigid lows, the average temperature hovers well below freezing, making this month an icy experience for residents and visitors alike. Unlike the wetter and warmer seasons, January enjoys minimal precipitation, typically registering just a single day of light snow. The high humidity also adds to the biting chill, making the air feel even colder. As the heart of winter, January highlights Yilan's unique climate, making it a month of stark beauty and resilience. For more detailed insights, check out Yilan Climate.