Last updated: August 21, 2025
In Wuxi, China, January presents a diverse climate, with temperatures ranging from a chilly -3°C (26°F) to a pleasant 23°C (74°F). The average temperature hovers around 7°C (45°F), making it a month of relative coolness. Rainfall is moderate, with 56 mm (2.2 in) typically accumulated over 9 days, contributing to a humidity level of 66%. Whether you’re exploring the city’s rich heritage or enjoying its picturesque landscapes, January in Wuxi offers a unique blend of winter charm and mild conditions.
In January, Wuxi, China, experiences a cool and variable climate, with temperatures ranging from a chilly -3°C (26°F) at night to a pleasant 23°C (74°F) during the day. The average temperature of 7°C (45°F) marks the mid-winter season, where crisp mornings give way to warmer afternoons, inviting both locals and visitors to enjoy outdoor activities. As January unfolds, the trend of rising temperatures becomes evident, paving the way for milder conditions in February and the promising warmth of spring. Overall, this month's temperature variations exemplify a transitional period, hinting at the approaching warmth that characterizes Wuxi's upcoming seasons.
In Wuxi, China, January ushers in a relatively mild start to the year with an average precipitation of 56 mm (2.2 in), falling across 9 days. This marks the beginning of a gradual increase in rainfall that peaks in the warmer months; February sees a jump to 77 mm as winter gives way to early spring. Notably, the amount of rain contributes to a pattern where precipitation steadily rises until reaching a high of 200 mm (7.9 in) in June, before tapering off again into the drier, cooler months. The frequency of rainy days also reflects this trend, with a notable increase from January's 9 days to March's 19 days. Overall, January serves as a pivotal transition point, hinting at the wetter months to come, while providing a glimpse of the region's distinctive seasonal rhythm.
In Wuxi, China, January experiences a moderate humidity level of 66%, marking the start of a gradual rise that continues through the winter months. As February arrives, humidity increases to 72%, setting the stage for a steady climb as spring approaches. By March, the air becomes noticeably more humid, reaching 81%, and this trend continues as April and May see even higher levels of 82% and 86%, respectively. The peak humidity comes in the summer months of June and July, where levels hover around 86% to 89%, creating a vibrant, lush atmosphere. Interestingly, the humidity begins to taper off starting in September, descending back to 67% by October, and sustaining a comfortable level of 75% in November and December. This fluctuation demonstrates Wuxi's transition from a chilly winter to a hot, muggy summer, before easing into a milder autumn.
In January, Wuxi, China experiences a UV Index of 6, categorized as high, indicating that sun exposure can lead to skin burn in just 25 minutes. As the year progresses, a noticeable trend emerges: the UV Index significantly increases, peaking at 13 during the summer months of June and July, where the exposure category shifts to extreme and the burn time reduces to a mere 10 minutes. This pattern highlights the increasing intensity of UV radiation as the temperatures rise, transitioning from a moderate risk in the winter months to severe exposure in the summer. It's essential for residents and visitors alike to stay informed and protect their skin as they navigate this seasonal shift. For more details, visit Wuxi UV Index.
UV Risk Categories
In January, Wuxi experiences a modest 142 hours of sunshine, setting the tone for a gradual increase as the year progresses. By February, the days begin to brighten with 179 hours, leading into a steadily sunnier March with 181 hours. This upward trend continues into April as the city basks in 199 hours of sunlight, marking the arrival of spring. As the months unfold, the sunshine peaks in July and August, with 306 and 321 hours, respectively, showcasing the vibrant summer days that define Wuxi's climate. However, as fall approaches, the sunny hours decline, yet remain commendable with 250 hours in September and a solid 184 hours in October. Finally, with 193 hours in November and 187 hours in December, the year wraps up with a comforting glow, illustrating a dynamic narrative of sunshine throughout the seasons, marked by a notable summer surplus.
In Wuxi, China, January boasts a sunny likelihood of 55%, making it one of the brighter months of the year. This promising start is notable, especially when compared to February's 36%, which experiences a significant dip in sunshine. As the year progresses into the spring months, the chances of sunny weather remain low, with March seeing only 21% and April just 11%. Interestingly, the likelihood of sun begins to rise again in late summer and early fall, peaking at 55% in September before tapering off into the cooler months. Overall, January stands out as a month where Wuxi residents can expect a healthy dose of sun, setting a positive tone for the year ahead.
In Wuxi, China, January marks the beginning of the year with approximately 10 hours of daylight, a period that gradually expands as winter gives way to spring. February sees a modest increase to 11 hours, setting the tone for a vibrant transition. By March, daylight stretches to 12 hours, continuing through April, reflecting nature's awakening. The longest days occur in May through August, where sunlight peaks at 13 hours, inviting outdoor activities and vibrant life. As autumn approaches, daylight begins to wane, dropping back to 12 hours in September and 11 hours in October, before settling back to 10 hours in November and December. This cyclical pattern not only emphasizes the rhythmic change of seasons but also signifies the increasing prevalence of daylight as the year unfolds, enhancing the charm of Wuxi throughout its climatic shifts.
In Wuxi, China, the January wind brings a gentle breeze, with an average speed of 2.0 m/s (5 mph), setting a moderate tone for the month. This aligns with a trend of relatively calm winds during winter, as seen in February, when the speed dips slightly to 1.7 m/s (4 mph), before experiencing a mild increase in March at 2.1 m/s (5 mph). As spring approaches, the wind patterns continue to fluctuate, but remain around the 2.0 m/s mark in the warmer months. Notably, the summer months see the winds peak, with July averaging 2.6 m/s (6 mph), before tapering off again in the fall. Overall, January serves as a pivotal point in Wuxi's annual wind cycle, heralding the transition from tranquil winter to lively spring breezes.
Weather in Wuxi varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Wuxi, focusing on differences in temperature, rainfall, humidity, and UV levels.
January and February present distinct weather patterns, with January typically experiencing a minimum temperature of -3°C (26°F) and an average of 7°C (45°F), while February sees slightly colder nighttime temperatures, with a minimum of -4°C (26°F) and an average rising to 9°C (49°F).
Both months exhibit significant sunshine with maximum temperatures climbing from 23°C (74°F) in January to a warmer 27°C (81°F) in February. Precipitation increases in February, totaling 77 mm (3.0 in) over 12 days compared to January's 56 mm (2.2 in) over just 9 days. Consequently, humidity levels also rise from 66% in January to 72% in February, creating a more humid atmosphere as winter transitions into spring. For a detailed look at February's weather in Wuxi, visit Wuxi weather in February.
In January, temperatures in Wuxi typically range from a low of -3°C (26°F) to a high of 23°C (74°F), with an average of 7°C (45°F). The month sees about 56 mm (2.2 in) of precipitation over 9 days, accompanied by a humidity level of 66%. In contrast, March experiences milder weather with minimum temperatures rising to 4°C (40°F) and maximums reaching 31°C (88°F), averaging 14°C (58°F). However, it is also wetter, with total precipitation of 143 mm (5.6 in) over 19 days and increased humidity at 81%. For more details, check out Wuxi weather in March.
January and April exhibit striking contrasts in weather conditions. In January, temperatures range from a chilly minimum of -3°C (26°F) to a comfortable maximum of 23°C (74°F), with an average of 7°C (45°F). The month sees about 56 mm (2.2 in) of precipitation over 9 days, accompanied by a humidity level of 66%. In contrast, April experiences significantly warmer temperatures, with a minimum of 7°C (45°F) and a maximum soaring to 33°C (92°F), averaging around 19°C (66°F). Precipitation also increases to 125 mm (4.9 in) over 17 days, and humidity rises to 82%. For a deeper dive into the specifics of April's weather, check Wuxi weather in April.
The weather in January is considerably cooler, with temperatures ranging from a chilly minimum of -3°C (26°F) to a mild maximum of 23°C (74°F), while the average temperature hovers around 7°C (45°F). With 56 mm (2.2 in) of precipitation over 9 days and a humidity level of 66%, January presents a relatively dry but crisp atmosphere.
In contrast, May ushers in warmer conditions, characterized by a minimum temperature of 11°C (51°F) and soaring up to a maximum of 37°C (99°F), with an average temperature of 24°C (75°F). The month sees significantly higher precipitation at 183 mm (7.2 in) spread over 16 days, coupled with increased humidity at 86%, creating a much more humid and wetter environment. For more details on what to expect, you can check Wuxi weather in May.
January and June present stark contrasts in weather. In January, temperatures range from a chilly minimum of -3°C (26°F) to a maximum of 23°C (74°F), with an average of 7°C (45°F). The month experiences about 56 mm (2.2 in) of precipitation over 9 days, coupled with a humidity level of 66%. In contrast, June brings a warm embrace with temperatures ranging from a minimum of 17°C (63°F) to a scorching maximum of 36°C (97°F) and an average of 27°C (81°F). This month sees significantly higher precipitation at 200 mm (7.9 in) over 16 days, along with a higher humidity of 86%. Such differences in temperature and humidity highlight the transition from winter to the vibrant summer months. For more insights into June weather, check out Wuxi weather in June.
January and July present starkly contrasting weather conditions. In January, temperatures range from a chilly minimum of -3°C (26°F) to a pleasant average of 7°C (45°F), with maximums reaching up to 23°C (74°F). The month sees an average of 56 mm (2.2 in) of precipitation over 9 days, with humidity around 66%. In contrast, July experiences a much warmer climate, with minimum temperatures starting at 21°C (69°F) and averaging 30°C (86°F), peaking at a scorching 39°C (103°F). This month is noticeably wetter, accumulating 177 mm (7.0 in) of precipitation over 11 days and higher humidity levels at 89%. For more specific insights on July weather, you can check out Wuxi weather in July.
In January, the weather exhibits a stark chill, with temperatures ranging from a frigid -3°C (26°F) to a pleasant average of 7°C (45°F) and peaking at a mild 23°C (74°F). This month typically sees about 56 mm (2.2 in) of precipitation over approximately 9 days, accompanied by a humidity level of 66%. In contrast, August boasts significantly warmer temperatures, where the mercury often dips no lower than 22°C (72°F) and averages a sweltering 30°C (87°F), with highs reaching an impressive 40°C (104°F). Rainfall increases in August to around 107 mm (4.2 in) spread over 14 days, with a notable rise in humidity to 87%. The weather comparison emphasizes the drastic seasonal shift from the cold depths of winter to the heat of summer. For more details, check the Wuxi weather in August.
January and September present a stark contrast in weather conditions. In January, temperatures range from a chilly minimum of -3°C (26°F) to a comfortable maximum of 23°C (74°F), with an average of 7°C (45°F). The month experiences about 56 mm (2.2 in) of precipitation over 9 days, coupled with a humidity level of 66%. In contrast, September boasts much warmer temperatures, with a minimum of 17°C (63°F) and a scorching maximum of 39°C (102°F), averaging around 27°C (81°F). Precipitation is slightly higher at 59 mm (2.3 in), also over 9 days, and humidity remains close at 67%. For more detailed insights, check out Wuxi weather in September.
In January, the weather tends to be quite chilly, with temperatures ranging from a minimum of -3°C (26°F) to a maximum of 23°C (74°F) and an average of 7°C (45°F). The month sees about 56 mm (2.2 in) of precipitation over roughly 9 days, coupled with a humidity level of 66%. In contrast, October offers a much warmer climate, featuring temperatures that vary from a minimum of 10°C (51°F) to a scorching maximum of 38°C (100°F), with an average temperature of 20°C (68°F). Although October is generally wetter, with 74 mm (2.9 in) of precipitation spread across 11 days and a similar humidity level of 67%, the overall warmth makes it a more pleasant month compared to January. For a more detailed look at October weather, you can check Wuxi weather in October.
In January, the weather is significantly cooler, with temperatures ranging from a minimum of -3°C (26°F) to a maximum of 23°C (74°F) and an average of 7°C (45°F). In contrast, November experiences more moderate temperatures, with a minimum of 6°C (42°F), an average of 15°C (59°F), and a maximum of 30°C (86°F). While January sees less precipitation at 56 mm (2.2 in) over 9 days, November has a higher total of 76 mm (3.0 in) across 11 days, reflecting its wetter climate. Additionally, humidity levels are higher in November at 75%, compared to January's 66%. For further details on November's climate, you can check Wuxi weather in November.
In January, the weather in Wuxi experiences slightly cooler temperatures compared to December, with average highs around 23°C (74°F) and lows dipping to -3°C (26°F), while December sees averages of 9°C (48°F) for highs and -2°C (28°F) for lows. Precipitation is slightly higher in January, totaling 56 mm (2.2 in) over 9 days, compared to December's 49 mm (1.9 in) over 10 days. Additionally, January has lower humidity levels at 66%, compared to December’s higher humidity of 75%. For more details on December weather specifically, you can refer to Wuxi weather in December.
As January settles in Wuxi, the city transforms into a cooler paradise, offering a distinct contrast to the warmer months. With temperatures dipping significantly, residents experience the chill of winter, often enjoying the serene beauty that comes with occasional precipitation. This month sees a notable increase in humidity, creating a crisp atmosphere that’s perfect for cozy indoor activities and seasonal festivities. While January’s weather is certainly on the cooler side, it sets the stage for the vibrant spring that follows soon after. For more insights on the seasonal shifts in Wuxi, check out the detailed information at Wuxi Climate.