Last updated: August 21, 2025
January in Nantong, China presents a chilly snapshot of winter, where temperatures hover around an average of 5°C (41°F), with maximums reaching 18°C (65°F) and plunging to a brisk -8°C (17°F). Visitors can expect around 48 mm (1.9 in) of precipitation spread over approximately 7 days, contributing to the region's 70% humidity. This blend of cool temperatures and moisture sets the stage for a tranquil winter atmosphere, perfect for those who enjoy the serene beauty of the season.
In Nantong, China, January marks the peak of winter, showcasing a chilly climate with temperatures fluctuating from a brisk -8°C (17°F) at night to a moderate 18°C (65°F) during the day. The average temperature hovers around 5°C (41°F), signaling a stark contrast to the warmer months that follow. As February approaches, the temperatures gradually rise, yet the lingering winter chill remains palpable. This month typically sees a minimum of -4°C (26°F) and a maximum of 23°C (73°F), hinting at the transition towards spring. Notably, January's cold snaps are part of a broader trend where temperatures steadily rise from winter to summer, underscoring Nantong's distinctive seasonal shifts.
In January, Nantong experiences a modest precipitation total of 48 mm (1.9 in), falling across seven rainy days. This sets the stage for the gradual increase in rainfall as winter transitions to spring, with February seeing a slight uptick to 52 mm. As the months progress, precipitation tends to rise significantly, peaking in the summer months of July and August, where rainfall can exceed 200 mm and the number of rainy days swells to over 15. The pattern reveals a clear shift from the relatively dry winter, with January's and February's drizzle, to the intense, sustained deluges of mid-year. This transition underscores Nantong's climatic rhythm, where each month brings its unique contribution to the overall annual precipitation.
In January, Nantong experiences a humidity level of 70%, providing a relatively cool and comfortable environment as winter sets in. As the month transitions into February, humidity rises slightly to 73%, hinting at the impending spring season. This gradual increase continues through the following months, with March and April seeing a notable jump to 81% and 87%, respectively. By late spring, the humidity stabilizes at 87% in May and escalates to a peak of 93% in the heat of July, marking the city’s most humid period. A slight decline begins in August with 91%, but the summer's effects linger into early fall, as September sees a drop to 81%. This downward trend continues through the autumn months, with October and November recording 80% and 82% humidity, before tapering off to 77% in December. Overall, Nantong's humidity unfolds a clear seasonal pattern, peaking in the summer and declining with the onset of winter.
In Nantong, China, January starts the year with a moderate UV Index of 4, allowing for a safe 30-minute exposure before the risk of burning increases. As the months unfold, the UV Index begins to rise noticeably, peaking at extreme levels of 11 during the summer months of June through August, where a mere 10 minutes of exposure can lead to sunburn. The trend shows that early months like February and March ramp up quickly, jumping from a high of 6 to a very high of 8, revealing a swift transition into more intense sun conditions. As the year progresses, the UV Index gradually decreases, leading to another moderate rating by December, reminiscent of January's levels. To stay informed and protect your skin year-round, check out the detailed Nantong UV Index for up-to-date information.
UV Risk Categories
January in Nantong, China, typically welcomes 159 hours of sunshine, marking the beginning of a gradual increase in daylight that continues into the spring. As winter fades, February sees a notable uptick, reaching 213 hours, followed by March, which shines with 243 hours—signaling the approach of warmer weather. The trend of growing sunshine persists, culminating in 287 hours in May, the month that truly basks in the brilliance of early summer. Although hours of sunlight slightly dip in June and July, Nantong still enjoys 276 and 277 hours, respectively. August stands out as the sunniest month, bathing the city in an impressive 305 hours. As the seasons shift into fall, sunlight gradually recedes, yet even in November and December, Nantong retains a respectable 222 and 217 hours, ensuring that the glow of sunshine lingers through the year.
In Nantong, China, January boasts a 50% chance of sunny weather, making it one of the brighter months ahead. As we move through the year, February slightly dips to 44%, with March and April exhibiting a further decline, highlighting a gradual trend toward more overcast conditions during the spring. However, by November and December, the odds of sunshine rebound impressively, reaching 60% and 64% respectively. This cyclical pattern suggests that while the winter months like January provide fair opportunities for sun, the transition into spring could see a shift towards gloomier skies, only to be brightened again as the year winds down. Overall, those planning for outdoor activities in January can look forward to a healthy mix of sun and clouds.
In Nantong, China, January ushers in a brisk winter ambiance with 10 hours of daylight, marking the shortest days of the year. As the calendar flips to February, the amount of sunlight gradually increases, reaching 11 hours. This trend continues into March, where daylight remains steady, before spring arrives in April, amplifying daylight to 12 hours. The upswing peaks in May and June, basking in 13 and 14 hours of daylight respectively, fostering vibrant outdoor activities. However, as summer wanes, daylight begins to decline, retreating back to 13 hours in July and August, then tapering down to 12 hours by September. This gentle descent continues through autumn and winter, with November and December once again settling at 10 hours. Overall, Nantong’s daylight duration paints a clear picture of seasonal transition, highlighting a cycle of growth and retreat in natural light throughout the year.
In Nantong, China, January greets you with a gentle breeze, boasting an average wind speed of 3.3 m/s (7 mph). As the month transitions to February, the winds pick up slightly to 3.6 m/s (8 mph), hinting at an invigorating shift. This uptick in wind speed remains consistent in March and April, stabilizing at 3.4 m/s (8 mph) before settling back to 3.1 m/s (7 mph) in June. July, however, brings a marked change with winds reaching 4.3 m/s (10 mph), heralding a more lively atmosphere, while August calms things down to 2.8 m/s (6 mph). As the year progresses, wind speeds stabilize around 3.4 m/s (8 mph) in the fall months, before dipping slightly again as winter approaches. Overall, January's winds, while gentle, are a precursor to the dynamic shifts that define Nantong's climate throughout the year.
Weather in Nantong varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Nantong, focusing on differences in temperature, rainfall, humidity, and UV levels.
January and February exhibit noticeable differences in weather patterns. January typically experiences colder temperatures, with a minimum of -8°C (17°F) and an average of 5°C (41°F), while February sees slightly milder conditions, with a minimum of -4°C (26°F) and an average of 6°C (43°F). The maximum temperatures also rise in February, reaching up to 23°C (73°F) compared to January's 18°C (65°F). Precipitation in February is marginally higher at 52 mm (2.1 in) over 9 days, compared to January's 48 mm (1.9 in) over 7 days, and both months maintain similar levels of humidity, with February at 73% and January at 70%. For more details on February weather, visit Nantong weather in February.
In January, the weather is characterized by colder temperatures, ranging from a minimum of -8°C (17°F) to a maximum of 18°C (65°F), with an average of around 5°C (41°F). During this month, precipitation totals approximately 48 mm (1.9 in) over about 7 days, and humidity hovers around 70%. In contrast, March experiences a significant warming trend, with temperatures ranging from a minimum of 1°C (35°F) to a maximum of 26°C (79°F), averaging 11°C (52°F). However, March also sees more precipitation, totaling 61 mm (2.4 in) over 10 days, and humidity rises to 81%. For more detailed information on March weather, you can refer to Nantong weather in March.
January and April present dramatically different weather experiences. In January, temperatures range from a chilly -8°C (17°F) to a mild high of 18°C (65°F), with an average temperature of around 5°C (41°F). The month sees about 48 mm (1.9 in) of precipitation over roughly 7 days, accompanied by a humidity level of 70%, creating a cold and damp atmosphere.
In contrast, April ushers in a significant warming trend. The minimum temperature is a much more comfortable 6°C (42°F), while the highs can soar up to 30°C (85°F) and an average of 16°C (60°F) transforms the weather into a pleasant spring experience. Despite the increase in temperature, April experiences a slight uptick in precipitation to 71 mm (2.8 in) spread over 8 days, coupled with higher humidity at 87%. For more specifics on April's climate in the region, check out Nantong weather in April.
January and May present markedly different weather conditions. In January, temperatures range from a chilly minimum of -8°C (17°F) to a maximum of 18°C (65°F), with an average of 5°C (41°F). The month experiences around 48 mm (1.9 in) of precipitation over approximately 7 days, accompanied by a humidity level of 70%. In contrast, May boasts significantly milder temperatures, with a minimum of 11°C (53°F) and soaring to a maximum of 35°C (96°F), averaging at a comfortable 21°C (70°F). This month sees increased precipitation at 110 mm (4.3 in) over 9 days and higher humidity at 87%. For a detailed look at May weather, visit Nantong weather in May.
January and June present stark contrasts in weather conditions. In January, temperatures range from a chilly -8°C (17°F) to a mild 18°C (65°F), with an average of around 5°C (41°F). The month sees about 48 mm (1.9 in) of precipitation over seven days, and humidity levels sit at a relatively moderate 70%. In comparison, June heats up significantly, with temperatures soaring from a minimum of 17°C (62°F) to a maximum of 36°C (98°F) and an average of 25°C (77°F). The warmth comes with an increase in rainfall, totaling 133 mm (5.2 in) over 11 days, and higher humidity at 89%. For more details on the June weather, visit Nantong weather in June.
January and July present contrasting weather conditions. In January, temperatures range from a chilly minimum of -8°C (17°F) to a mild maximum of 18°C (65°F), with an average of 5°C (41°F). This month sees about 48 mm (1.9 in) of precipitation over approximately 7 days, along with a humidity level of 70%. In stark contrast, July experiences much warmer conditions, with temperatures ranging from a minimum of 19°C (67°F) to a scorching maximum of 40°C (104°F) and an average of 28°C (83°F). Precipitation significantly increases during this summer month to 241 mm (9.5 in), occurring over 17 days and accompanied by high humidity levels of 93%. For more detailed insights, you can refer to Nantong weather in July.
In January, the weather is considerably cooler, with temperatures ranging from a minimum of -8°C (17°F) to a maximum of 18°C (65°F) and an average of around 5°C (41°F). This month also experiences moderate precipitation of 48 mm (1.9 in) over approximately 7 days, paired with a humidity level of 70%. In stark contrast, August brings a warm embrace with temperatures soaring from a minimum of 21°C (71°F) to a sweltering maximum of 38°C (100°F), averaging 29°C (84°F). The summer month sees significantly higher rainfall at 173 mm (6.8 in), with precipitation occurring on about 15 days and humidity rising to 91%. For more detailed insights about the weather in August, you can check out Nantong weather in August.
January and September present striking contrasts in weather. In January, temperatures range from a chilly -8°C (17°F) to a mild 18°C (65°F), with an average of 5°C (41°F). The month sees around 48 mm (1.9 in) of precipitation over approximately 7 days, accompanied by a humidity level of 70%. In contrast, September enjoys much warmer conditions, with temperatures fluctuating between a minimum of 17°C (62°F) and a maximum of 34°C (94°F), averaging at 25°C (77°F). This month experiences significantly higher precipitation, totaling 145 mm (5.7 in) over about 11 days, and humidity rises to 81%. For more detailed information, you can check out Nantong weather in September.
When comparing January and October weather, the contrast is quite striking. January typically experiences colder temperatures, with a minimum of -8°C (17°F) and an average of 5°C (41°F), while October enjoys much warmer conditions, featuring a minimum of 10°C (50°F) and an average of 19°C (66°F). Additionally, October can reach highs of 32°C (89°F), in stark contrast to January’s maximum of 18°C (65°F). Both months see similar precipitation levels, with January receiving 48 mm (1.9 in) over 7 days and October receiving 51 mm (2.0 in) over just 6 days. The humidity also increases in October, reaching 80% compared to January’s 70%. For more detailed information on October weather, you can visit Nantong weather in October.
When comparing the weather in January and November, it's evident that November experiences milder temperatures overall. January sees minimum temperatures plummet to -8°C (17°F), while November's temperatures rarely drop below 2°C (36°F), with an average of 14°C (57°F) and maximums reaching up to 27°C (80°F). Both months receive similar levels of precipitation, with January recording 48 mm (1.9 in) over 7 days and November slightly less at 49 mm (1.9 in) across 6 days. Additionally, humidity is higher in November at 82%, compared to January's 70%. For a closer look at November's weather conditions, you can explore Nantong weather in November.
In January, temperatures in Nantong range from a chilly minimum of -8°C (17°F) to a pleasant maximum of 18°C (65°F), with an average temperature of 5°C (41°F). The month receives slightly more precipitation than December, totaling 48 mm (1.9 in) over 7 days, along with a humidity level of 70%. In contrast, December experiences milder temperatures, with a minimum of -6°C (21°F) and a maximum of 19°C (67°F), averaging 7°C (45°F). Precipitation is slightly lower at 42 mm (1.6 in) during the same number of days, but humidity is higher at 77%. For a more detailed look at December weather in Nantong, check out Nantong weather in December.
January in Nantong marks a distinct shift in the weather patterns compared to other months. With average temperatures hovering at a cool 5°C, the chill is palpable, especially with minimums dropping to a brisk -8°C. Unlike the warmer seasons, January sees a notable increase in humidity at 70%, adding to the crisp air. While precipitation remains moderate with about 48 mm spread over seven days, it contributes to the overall winter atmosphere. For those planning a visit, embracing the season's character is key, and for a deeper dive into Nantong's climatic nuances, check out Nantong Climate.