January Weather in Nanhai, China

Last updated: August 21, 2025

January in Nanhai, China offers a mild climate with a maximum temperature reaching 27°C (80°F) and an average temperature of 18°C (64°F), providing a pleasant environment for outdoor activities. The minimum temperature can dip to 5°C (41°F), showcasing the month’s cooler nights. Rainfall is minimal, with only 12 mm (0.5 in) of precipitation over 3 days, making it a favorable time for visitors. Humidity levels hover around 66%, adding a touch of moisture to the crisp winter air, ensuring that January remains a refreshing and enjoyable month in Nanhai.

January Temperature in Nanhai

In Nanhai, China, January presents a moderate climate where the temperatures range from a chilly 5°C (41°F) at night to a pleasant 27°C (80°F) during the day. With an average of 18°C (64°F), the month marks the transition from the cooler winter to the more temperate spring. Notably, as the year progresses into February, the temperatures remain fairly consistent, maintaining both minimums and maximums that are almost identical to January's readings. This trend of mildness continues to evolve, as we enter March, where the warmth begins to rise significantly, leading to noticeably higher averages by spring. This gradual increase hints at Nanhai's tendency towards hotter summers, setting the stage for the sweltering months ahead, where the average temperatures can soar above 27°C (81°F). Overall, the steady and mild conditions of January are the precursors to the warmth that characterizes the region in the following months.

January Weather in Nanhai: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Nanhai, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Nanhai, January typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec646471758184858383787366
Data source: Temperature data for Nanhai generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

January Precipitation in Nanhai

In January, Nanhai, China, experiences a notably dry start to the year, with a mere 12 mm (0.5 in) of precipitation spread over just 3 days. This minimal rainfall contrasts sharply with the following months, particularly February, which sees a significant uptick to 55 mm (2.2 in) across 5 days. The trend continues into the spring and summer, culminating in August, where precipitation soars to 404 mm (15.9 in) over 26 days, marking the peak of the wet season. As the year progresses, rainfall frequency and volume tend to increase, reflecting a clear seasonal pattern that transitions from dry winter conditions to the intense monsoon rains typical of Nanhai's climate. By October and November, the precipitation begins to taper off, returning to drier conditions, yet still revealing the stark contrast of January's low moisture levels compared to the summer months.

January Precipitation Trends in Nanhai

The chart displays monthly precipitation patterns in Nanhai, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Nanhai, January typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec1255471231541972024041871491810
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

January Humidity in Nanhai

In January, Nanhai, China, experiences an average humidity level of 66%, marking the start of a gradual upward trend that continues into the following months. By February, humidity rises to 69%, signaling the onset of a wetter season. As spring approaches in March, the humidity climbs to 72%, reaching its peak in the sweltering summer months of July and August, where it soars to 87%. This trend highlights the region's noticeable shift from a relatively dry winter to a humid summer, before tapering off slightly in the cooler months of September through November. By December, humidity levels settle back to 72%, reflecting a cyclical pattern that characterizes Nanhai's climate throughout the year.

January Average Humidity in Nanhai

This chart illustrates the average monthly humidity levels in Nanhai, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Nanhai is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec66%70%72%71%76%78%87%87%80%74%71%72%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Nanhai

In January, Nanhai, China experiences a UV Index of 7, categorized as high, with a burn time of just 25 minutes—a precursor to the increasing intensity of sunlight as the year progresses. As February rolls in, the index surges to 10, marking the beginning of the very high exposure category, and the burn time diminishes to 15 minutes. This upward trend continues into March and April, where the UV Index peaks at 12, entering the extreme exposure category with a dangerously short burn time of just 10 minutes. The intensity remains consistent through the summer months, with indices hitting 13 and peaking at 14 in August. As the year wanes in November and December, the UV Index returns to 9 and 7, respectively, easing back into the very high and high categories. For comprehensive UV index information throughout the year, explore Nanhai UV Index.

Maximum UV Index Levels in Nanhai for January

The chart shows the monthly maximum UV Index (UVI) for Nanhai in January, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In January, the maximum UV index in Nanhai typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec710121213131314121297
Data source: Nanhai January UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

January Sunshine in Nanhai

In Nanhai, China, January begins with a modest 201 hours of sunshine, setting the stage for a gradual increase throughout the year. As winter fades, February enjoys 234 hours, hinting at the warmth to come. The trend continues to rise through spring—March reports 242 hours, followed by 252 hours in April, culminating in May with a vibrant 300 hours of bright sunshine. Summer peaks in July, basking in an impressive 308 hours that exemplifies the region's tropical charm. As the months progress into autumn, the sunshine hours begin to mellow, with August at 275 hours and September slightly higher at 290 hours. October and November maintain a gentle decline, recording 281 and 264 hours, respectively, before December wraps the year with 261 hours. Overall, the yearly progression reflects a dynamic yet harmonious climate, characterized by a sunny crescendo from winter into summer, followed by a graceful tapering into the cooler months.

Monthly Sunshine Duration in Nanhai: January Highlighted

The January sunshine duration represents the total number of hours Nanhai experiences direct sunlight during the month of January, excluding cloudy or obstructed periods. This chart compares the sunshine duration of January with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec201h234h242h252h300h293h308h275h290h281h264h261h
Data source: Nanhai January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Nanhai During January

In January, Nanhai, China enjoys a 51% chance of sunny weather, marking it as a promising start to the year. As winter transitions into spring, sunlight becomes slightly more abundant in February with a 55% likelihood, before dipping in March to 42%. April and May see a continued decrease in sunny days, with probabilities falling to 38% and 36%, respectively. This trend of dwindling sun continues through the summer months, reaching a low of just 13% in June. However, the chances of clear skies rebound in the fall, with November capturing a notable 67% of sunny days, while December edges close behind at 57%. Overall, January serves as a key turning point in weather patterns, hinting at the shifting climates that await in the months to come.

Percentage of Sunny Days in January in Nanhai

The chart illustrates the percentage of sunny days in Nanhai throughout the year, with January highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Nanhai experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec51%55%42%39%36%13%35%17%42%42%67%57%
Data source: Nanhai January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Nanhai in January

In Nanhai, China, January ushers in a brisk 10 hours of daylight, setting the tone for a gradual increase in sunlight as the year progresses. As we move into February and March, the days extend to 11 and 12 hours respectively, marking the onset of spring as natural light begins to flourish. This trend continues with April maintaining the same 12 hours before reaching its peak in May and June, where daylight stretches to an inviting 13 hours—ideal for outdoor activities and exploration. The cycle begins to reverse in July and August, as daylight starts to wane back to 12 hours, and transitions into the shorter days of autumn, with 11 hours in both October and November. By December, daylight is back to 10 hours, completing the annual cycle. The rhythmic ebb and flow of daylight in Nanhai not only highlights the changing seasons but also underscores the region's vibrant climatic transitions.

Average Daylight Hours in Nanhai for January

The chart illustrates the variation in daylight duration in Nanhai throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 58m11h 25m12h 1m12h 38m13h 9m13h 24m13h 16m12h 49m12h 14m11h 37m11h 6m10h 50m
Data source: Nanhai daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Nanhai

In Nanhai, China, January ushers in a gentle breeze with an average wind speed of 3.0 m/s (7 mph), setting a tranquil tone for the winter month. As the seasons shift, February experiences a slight dip to 2.8 m/s (6 mph), while March marks a return to brisker conditions, hovering around 3.8 m/s (8 mph). This pattern continues through April and May, where the winds remain steadfastly invigorating. However, the summer months see a gradual decline, with July and August both registering lows of 2.8 m/s (6 mph). The winds pick up again in October, peaking at 4.4 m/s (10 mph), offering a refreshing change before the year closes out with December's gentle 3.2 m/s (7 mph). Overall, there's a clear rhythm to the wind: a calming winter, a vibrant spring, a lazy summer, and an invigorating autumn, creating a unique atmospheric tapestry throughout the year.

Average January Wind Speed in Nanhai

The chart displays monthly wind speed patterns in Nanhai, with values for each month shown alongside January's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how January's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.0 m/s2.83.83.83.83.43.02.82.44.43.13.2
Data source: Nanhai January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Nanhai Compares to Other Months

Weather in Nanhai varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Nanhai, focusing on differences in temperature, rainfall, humidity, and UV levels.

January and February exhibit similar average temperatures, with both months starting at a minimum of 5°C (41°F) and peaking at 27°C (80°F) in January and 81°F in February. However, February experiences a noticeable increase in precipitation, totaling 55 mm (2.2 in) over five days, compared to January's 12 mm (0.5 in) and three rainy days. Additionally, February sees a slight rise in humidity levels, reaching 69% compared to January's 66%. For a closer look at the weather specifics, visit Nanhai weather in February.

In January, the weather is relatively mild with temperatures ranging from a minimum of 5°C (41°F) to a comfortable maximum of 27°C (80°F), accompanied by low precipitation at only 12 mm (0.5 in) over three days. Humidity levels sit at around 66%, making the air feel pleasantly fresh. In contrast, March experiences warmer temperatures, with a minimum of 11°C (52°F) and a maximum reaching 32°C (90°F), resulting in an average of 22°C (71°F). However, this month sees a significant increase in precipitation, totaling 47 mm (1.8 in) spread over 11 days, along with slightly higher humidity at 72%. For more detailed insights on March weather, you can visit Nanhai weather in March.

January and April exhibit quite distinct weather patterns. In January, temperatures range from a minimum of 5°C (41°F) to a maximum of 27°C (80°F), with a comfortable average of 18°C (64°F). The month experiences relatively low precipitation at 12 mm (0.5 in) over just three days, and humidity averages 66%.

In contrast, April brings significantly warmer temperatures, with a minimum of 12°C (54°F) and a maximum reaching 32°C (89°F), resulting in an average of 24°C (75°F). However, this month witnesses a dramatic increase in rainfall, totaling 123 mm (4.8 in) over 14 days, accompanied by a slightly higher humidity of 71%. For more information about the weather conditions in April, visit Nanhai weather in April.

In January, the weather is relatively mild, with temperatures ranging from a minimum of 5°C (41°F) to a maximum of 27°C (80°F), and average conditions sitting around 18°C (64°F). This month sees only about 12 mm (0.5 in) of precipitation over just 3 days, accompanied by a humidity level of 66%.

In contrast, May presents a much warmer climate, with minimum temperatures starting at 17°C (63°F) and peaking at 35°C (96°F), averaging around 27°C (81°F). However, this month also experiences significantly higher rainfall, with 154 mm (6.1 in) spread across 18 days and humidity increasing to 76%. For more specific details, you can check the Nanhai weather in May.

In January, the weather is relatively mild, with temperatures ranging from a minimum of 5°C (41°F) to a comfortable average of 18°C (64°F) and a maximum of 27°C (80°F). Precipitation is minimal, with only 12 mm (0.5 in) expected over about three days, while the humidity stands at 66%. In stark contrast, June brings much warmer temperatures, with a minimum of 23°C (74°F), an average of 29°C (85°F), and highs reaching up to 36°C (97°F). However, this month is also marked by significantly higher rainfall, totaling 197 mm (7.7 in) spread across approximately 20 days, and increased humidity at 78%. For more details, feel free to check Nanhai weather in June.

In January, the weather is relatively mild, with temperatures ranging from a minimum of 5°C (41°F) to a maximum of 27°C (80°F) and an average of 18°C (64°F). The month experiences low precipitation levels of just 12 mm (0.5 in) over about 3 days and a humidity of 66%. In stark contrast, July brings sweltering heat, featuring minimum temperatures of 25°C (77°F) and soaring to a maximum of 36°C (97°F), with an average temperature of 29°C (85°F). This month sees significant rainfall, amounting to 202 mm (7.9 in) spread over 21 days, coupled with higher humidity levels of 87%. For more details on the weather conditions in July, you can refer to Nanhai weather in July.

In January, the weather tends to be mild, with average temperatures ranging from a comfortable minimum of 5°C (41°F) to a pleasant maximum of 27°C (80°F). The month experiences minimal rainfall, totaling just 12 mm (0.5 in) across only three days and a humidity level of 66%. In contrast, August brings significantly warmer conditions with average temperatures between a minimum of 24°C (75°F) and a scorching maximum of 36°C (97°F). Rainfall skyrockets during this month, accumulating to a staggering 404 mm (15.9 in) over 26 days, accompanied by much higher humidity levels of 87%. For more detailed information about August weather, you can check out Nanhai weather in August.

In January, the weather is much cooler with temperatures ranging from a minimum of 5°C (41°F) to a maximum of 27°C (80°F), and an average temperature of around 18°C (64°F). The month experiences relatively low precipitation at 12 mm (0.5 in) over just 3 days, and the humidity sits at a moderate 66%. In contrast, September is notably warmer, with minimum temperatures starting at 22°C (72°F) and peaking at a maximum of 35°C (95°F), averaging 28°C (83°F). This month sees a significant increase in rainfall, totaling 187 mm (7.4 in) over 24 days and higher humidity levels at 80%. For more detailed insights on the weather patterns during this month, visit Nanhai weather in September.

In January, the weather is generally mild with temperatures ranging from a minimum of 5°C (41°F) to a maximum of 27°C (80°F), averaging around 18°C (64°F). Precipitation is relatively low, totaling just 12 mm (0.5 in) over about three days, and the humidity stands at 66%. In stark contrast, October's weather is significantly warmer, with temperatures ranging from a minimum of 18°C (64°F) to a maximum of 34°C (94°F), and an average temperature of 26°C (78°F). The month experiences much higher precipitation levels of 149 mm (5.9 in) over nine days, and humidity increases to 74%. For more detailed insights on October weather, you can refer to Nanhai weather in October.

January and November exhibit notable differences in weather patterns. In January, temperatures range from a minimum of 5°C (41°F) to a maximum of 27°C (80°F), with an average of 18°C (64°F), while in November, the temperatures are generally warmer, with a minimum of 13°C (56°F) and a maximum of 31°C (88°F), averaging at 23°C (73°F). January experiences less precipitation, with only 12 mm (0.5 in) falling over three days, compared to November’s 18 mm (0.7 in) over the same number of days. Humidity levels are also slightly higher in November, at 71%, compared to January's 66%. For a detailed overview of the climatic conditions in November, visit the link: Nanhai weather in November.

In comparing the weather of January and December, January tends to be somewhat cooler than December, with average temperatures ranging from a minimum of 5°C (41°F) to a maximum of 27°C (80°F), compared to December's minimum of 8°C (47°F) and maximum of 28°C (82°F). While both months experience low levels of precipitation, January receives slightly more rain at 12 mm (0.5 in) over three days, compared to December's 10 mm (0.4 in) over just two days. Additionally, January's humidity is slightly lower at 66% compared to December's 72%, which may contribute to a drier feel during that month. For more details on December’s weather in Nanhai, you can visit Nanhai weather in December.

Compare Nanhai's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Nanhai

As January rolls into Nanhai, the weather presents a refreshing change from the warmer months. With average temperatures hovering comfortably around 18°C (64°F), it offers a pleasant respite from the summer heat, making outdoor activities enjoyable. While chilly nights occasionally dip down to 5°C (41°F), daytime highs of 27°C (80°F) keep the atmosphere inviting. The month also brings modest rainfall, with only a few days of precipitation, contributing to a reasonably dry climate that complements the 66% humidity. This balance makes January an ideal time to explore the natural beauty of Nanhai without the sweltering summer sun. For a deeper insight into the annual climate patterns, visit Nanhai Climate.