Last updated: August 21, 2025
January in Jiangnan, China, offers a striking contrast in temperatures, with a maximum of 25°C (78°F) serving as a gentle reminder of warmer days, while the average hovers around 7°C (46°F) and can dip to a brisk minimum of -5°C (23°F). This month also brings approximately 67 mm (2.7 in) of precipitation over 8 days, contributing to a humidity level of 65% that enhances the region's characteristic damp chill. Visitors can expect a blend of cool, refreshing air and occasional rain, making it an intriguing time to experience the unique beauty of Jiangnan in winter.
In Jiangnan, China, January brings a chill to the air, with minimum temperatures dipping to -5°C (23°F) and daily averages hovering around 7°C (46°F). The region experiences an interesting temperature range, with maximums reaching up to 25°C (78°F), suggesting that while mornings and nights can be quite cold, afternoons may surprise with pleasantly warm spells. As the transition to February unfolds, temperatures gradually rise, showcasing a trend of increasing warmth that continues throughout the spring months, ultimately leading to the lush and humid conditions of summer. This seasonal ebb and flow underscores Jiangnan's diverse climate, where each month offers a unique blend of crisp coolness and inviting warmth.
In January, Jiangnan, China experiences a modest precipitation of 67 mm (2.7 in) spread over approximately eight days. This amount marks a gradual uptick from the dryer winter months, setting the stage for the wetter season ahead. As the year progresses, precipitation steadily increases, reaching its peak in June with a significant 286 mm (11.3 in) over 19 days. Notably, February sees a slight rise to 75 mm, hinting at the forthcoming spring showers. The trend of increasing rainfall continues into the spring, culminating in a dramatic surge during the summer months. As the region transitions from the chill of winter to the lushness of late spring, January serves as a quiet precursor to the more abundant rains that will soon envelop Jiangnan.
In January, Jiangnan experiences a relatively mild humidity level of 65%, setting the stage for a gradual climb in moisture throughout the winter months. As the year progresses, humidity steadily increases, reaching 71% in February and escalating to 81% by March. This trend continues into spring, where April and May witness humidity levels peak at 86% and 87%, respectively. The summer months bring a notable surge, with July hitting 91%, the highest point of the year, before tapering off slightly in August. As the seasons shift into fall, humidity begins to decrease, dropping to 72% in September and stabilizing around 74% in October. By November and December, humidity remains relatively high, lingering at 80% and 78%, culminating in a year defined by significant moisture that characterizes the humid subtropical climate of Jiangnan.
In January, Jiangnan experiences a UV Index of 6, indicating a high exposure category, with a burn time of just 25 minutes—a reminder to stay protected during outdoor activities. This trend of significant UV exposure continues into February, where the UV Index rises to 7. As spring approaches, the UV Index escalates sharply in March and April, reaching 10 and entering the very high exposure category, demanding even greater caution with a reduced burn time of 15 minutes. The peak intensity occurs in May through August, where the UV Index remains at 12, categorized as extreme, giving only 10 minutes before skin damage can occur. Fortunately, as autumn sets in, UV levels gradually decline, with October showing a very high index of 8 and dropping to a high index of 6 in November, before settling at a moderate 5 in December. This yearly pattern emphasizes the importance of vigilant sun protection, particularly in the warmer months. For more insights, check out the detailed Jiangnan UV Index.
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In Jiangnan, China, January marks the start of the year with a modest 142 hours of sunshine, gradually giving way to more radiant days as spring approaches. By February, the sunshine increases to 192 hours, signaling a gentle awakening of the landscape. The trend continues upward in March with 197 hours, reaching a delightful peak in April at 243 hours. As May ushers in the full bloom of spring, sunshine hours rise dramatically to 264, followed by a striking 274 hours in July, showcasing the region’s sun-kissed summer. Although August sees a peak of 309 hours, the sunlight begins to wane in September and October, with 237 and 210 hours, respectively. As the year winds down, November and December offer 194 and 203 hours of sunshine, hinting at a seasonal transition while still embracing the lingering warmth of the past months. This delightful ebb and flow of sunlight not only charms residents but also breathes life into the breathtaking scenery that defines Jiangnan.
In Jiangnan, China, January stands out as a notably bright month, boasting a 54% chance of sunny weather—the highest in the first half of the year. This is particularly encouraging when compared to February's 34%, where the likelihood of sunshine drops significantly. As spring approaches, the chances decline further, reaching a low of 24% in March and maintaining similar figures through to May. Interestingly, the weather begins to shift again in September, climbing to 45% before tapering off as winter approaches once more. Overall, January offers a promising window for those seeking a sun-kissed escape amidst the cooler months, setting a positive tone for the year ahead.
In Jiangnan, China, January ushers in 10 hours of daylight, marking the start of a gradual transition towards longer days. As the months progress, daylight steadily increases, peaking at 13 hours from May through August, creating a vibrant backdrop for summer activities. As autumn descends in September, daylight begins to wane once more, tapering to 12 hours and returning to 11 hours by October. November and December see daylight dip back to 10 hours, completing a cyclical dance of light throughout the year. This rhythmic change not only influences the region's natural beauty but also the lifestyle and activities of its residents, reflecting the seasonal shifts that define Jiangnan's climate.
In January, the winds of Jiangnan are soft and gentle, averaging a calm 1.9 m/s (4 mph), setting a tranquil scene as the new year begins. This delicate breeze persists through February and March, maintaining an ebb and flow of 1.8 m/s (4 mph), ideal for reflecting on the winter hibernation of nature. As spring approaches in April and May, the wind subtly decreases to 1.7 m/s (4 mph), hinting at the warmth to come. Interestingly, a seasonal surge occurs in July as the wind picks up to 2.3 m/s (5 mph), adding a lively pace during the hotter months. However, the wind calms again in the latter part of summer and early autumn, hovering around 1.5 to 2.1 m/s (3 to 5 mph) from August to October. As the year winds down, the speeds stabilize, reflecting a return to the tranquil pace of winter in November and December. Overall, January's breeze serves as a gentle prelude to the shifting rhythms of the seasons in Jiangnan.
Weather in Jiangnan varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Jiangnan, focusing on differences in temperature, rainfall, humidity, and UV levels.
In January, the weather showcases a wide temperature range, with minimums dipping to -5°C (23°F) and maximums reaching up to 25°C (78°F), resulting in an average temperature of 7°C (46°F). The month experiences 67 mm (2.7 in) of precipitation over 8 days and maintains a humidity level of 65%. In contrast, February brings slightly milder temperatures, with minimums of -3°C (26°F) and maximums peaking at 27°C (81°F), leading to a higher average of 9°C (48°F). This month sees an increase in precipitation to 75 mm (2.9 in), occurring over 10 days, and a rise in humidity to 71%. For more insights into the climate during this time, check out Jiangnan weather in February.
January and March exhibit distinct differences in weather patterns. January tends to be colder, with temperatures ranging from a minimum of -5°C (23°F) to a maximum of 25°C (78°F) and an average of 7°C (46°F). It sees moderate precipitation at 67 mm (2.7 in) over 8 days, accompanied by a humidity level of 65%. In contrast, March is significantly warmer, with temperatures fluctuating from a minimum of -1°C (31°F) to a maximum of 31°C (89°F) and an average of 14°C (57°F). It experiences more rainfall at 134 mm (5.3 in) across 15 days, and the humidity rises to 81%. For more detailed information, you can check Jiangnan weather in March.
In January, the weather features a wide temperature range, with minimum temperatures dipping to -5°C (23°F) and maximums reaching 25°C (78°F), resulting in an average temperature of 7°C (46°F). This month experiences around 67 mm (2.7 in) of precipitation over 8 days, accompanied by a humidity level of 65%.
In contrast, April marks a significant transition, with temperatures starting to rise, exhibiting a minimum of 4°C (39°F), an average of 18°C (65°F), and a maximum soaring to 34°C (93°F). Precipitation increases to 97 mm (3.8 in) across 12 days and humidity levels climb to 86%. This shift highlights the arrival of spring, making the weather notably warmer and more humid. For a detailed insight into weather patterns, check out this link: Jiangnan weather in April.
In January, temperatures in Jiangnan range from a chilly -5°C (23°F) at night to a mild 25°C (78°F) during the day, with an average of 7°C (46°F). The month typically sees about 67 mm (2.7 in) of precipitation over approximately 8 days, accompanied by a humidity level of 65%. In contrast, May experiences significantly warmer weather, with minimum temperatures starting at 9°C (49°F) and soaring to highs of 41°C (107°F), resulting in an average temperature of 23°C (74°F). Precipitation increases substantially to 189 mm (7.4 in) over about 14 days, coupled with a higher humidity level of 87%. This stark contrast highlights the shift from the cool, drier winter to the hot, humid conditions of late spring. For more details on May weather in Jiangnan, visit Jiangnan weather in May.
January typically brings cooler temperatures, with minimums plummeting to -5°C (23°F) and an average of 7°C (46°F), while highs reach a comfortable 25°C (78°F). The month is relatively dry with only 67 mm (2.7 in) of precipitation over about 8 days and a humidity level of 65%. In contrast, June offers a dramatic shift in weather, featuring minimum temperatures of 15°C (60°F) and soaring average highs of 25°C (78°F) that can spike up to 38°C (100°F). With precipitation significantly higher at 286 mm (11.3 in) across 19 days, humidity also climbs to a steamy 87%. For more details on June weather specifically in Jiangnan, check out Jiangnan weather in June.
In January, the weather is relatively cool, with temperatures ranging from a minimum of -5°C (23°F) to a maximum of 25°C (78°F) and averaging around 7°C (46°F). The month typically sees around 67 mm (2.7 in) of precipitation, spread over about 8 days, with humidity levels at 65%. In stark contrast, July experiences much warmer temperatures, with a minimum of 21°C (70°F) and a scorching maximum of 41°C (106°F), averaging 29°C (85°F). This month is characterized by significant rainfall, with a total of 233 mm (9.2 in) over 16 days, and much higher humidity at 91%. For more detailed insights, visit Jiangnan weather in July.
January weather contrasts sharply with that of August. In January, temperatures can dip as low as -5°C (23°F), with an average of 7°C (46°F) and a maximum of 25°C (78°F). The month experiences 67 mm (2.7 in) of precipitation over approximately 8 days, along with a humidity level of 65%. In stark contrast, August boasts much warmer temperatures, ranging from a minimum of 22°C (71°F) to a scorching maximum of 41°C (106°F), with an average of 30°C (87°F). This month also sees higher precipitation at 136 mm (5.3 in) spread over about 11 days, coupled with increased humidity at 87%. For more information on the distinctive climate characteristics, you can refer to Jiangnan weather in August.
January and September exhibit stark contrasts in weather patterns. In January, the temperatures range from a chilly -5°C (23°F) to a mild 25°C (78°F), with an average of 7°C (46°F). The month experiences about 67 mm (2.7 in) of precipitation over 8 days, accompanied by a humidity level of 65%. In contrast, September brings much warmer conditions, with temperatures ranging from a minimum of 16°C (62°F) to a sweltering maximum of 39°C (102°F), averaging 27°C (80°F). This month typically sees higher precipitation at 90 mm (3.6 in) over 11 days and a humidity increase to 72%. For more detailed insights, check out Jiangnan weather in September.
January and October display contrasting weather patterns, with January offering a chilly range of temperatures from a minimum of -5°C (23°F) to a maximum of 25°C (78°F), and an average of 7°C (46°F). In stark contrast, October showcases a milder climate, featuring a minimum temperature of 9°C (49°F) and soaring to a maximum of 37°C (98°F), with an average temperature of 21°C (69°F). While both months experience precipitation, January sees 67 mm (2.7 in) over 8 days, slightly more than October's 59 mm (2.3 in) over just 7 days. Additionally, October experiences higher humidity levels at 74%, compared to January's 65%. For more details, visit Jiangnan weather in October.
In comparing the weather of January and November, January typically experiences cooler temperatures, with lows around -5°C (23°F) and average highs reaching 25°C (78°F). In contrast, November presents milder conditions, featuring minimum temperatures of 3°C (38°F) and average highs of 32°C (90°F). Both months see similar levels of precipitation, approximately 67 mm, but November has a slightly higher frequency of rainy days, totaling nine compared to January's eight. Additionally, humidity levels in November are higher at 80%, compared to January's 65%. For more detailed information, you can check Jiangnan weather in November.
In January, the weather features slightly colder temperatures compared to December, with minimums dropping to -5°C (23°F) versus December's -2°C (29°F). Both months share a maximum temperature of 25°C (78°F), but January has a lower average temperature of 7°C (46°F) compared to December's 9°C (49°F). Precipitation levels are quite similar, with January receiving 67 mm (2.7 in) over about 8 days, while December averages 62 mm (2.5 in) across 9 days. Additionally, January experiences lower humidity at 65% compared to December's higher humidity level of 78%. For more detailed information, you can refer to Jiangnan weather in December.
As January settles in Jiangnan, the winter chill becomes palpable, distinctly setting this month apart from the rest of the year. With temperatures ranging from a crisp average to an occasional high, January often embraces the cold with a minimum that dips significantly. The month also sees a moderate amount of precipitation, with rain gracing the region for about eight days, adding to the overall humidity that lingers in the air. This contrast to the warmer, more humid months ahead allows for a unique charm, making January a subtle pause in nature's vibrant cycle. For a deeper understanding of how this month fits into the annual patterns, visit Jiangnan Climate.