March Weather in Nanjing, China

Last updated: August 21, 2025

March in Nanjing, China, is characterized by a pleasant transition into spring, with average temperatures hovering around 19°C (67°F). The month sees maximum highs reaching up to 32°C (90°F), while cooler nights dip to a minimum of 8°C (47°F). This period is marked by an average humidity level of 79%, creating a refreshing atmosphere. It's also a relatively wet month, with precipitation totaling 60 mm (2.4 in) across about 9 days, making for a dynamic and invigorating climate. Ideal for exploration, March invites both locals and visitors to embrace the beauty of Nanjing's blossoming landscapes.

March Temperature in Nanjing

As March unfolds in Nanjing, China, the city greets the arrival of spring with increasing warmth and the promise of vibrant blooms. The temperatures begin to rise, with minimums starting at 8°C (47°F) and averaging a pleasant 19°C (67°F), making it a delightful time to explore the outdoors. The mercury can even reach a peak of 32°C (90°F), hinting at the summer heat yet to come. This month serves as a transition, showcasing a trend of increasing temperatures from the cooler winter months, gradually paving the way for warmer April days. As Nanjing shakes off the chill and embraces the warmth, locals and visitors alike savor the perfect blend of mild weather and blooming scenery, perfect for enjoying the city's lush parks and historic sites.

March Weather in Nanjing: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Nanjing, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Nanjing, March 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).
JanFebMarAprMayJunJulAugSepOctNovDec606066727982848382777063
Data source: Temperature data for Nanjing generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

March Precipitation in Nanjing

In March, Nanjing experiences a notable increase in precipitation, with rainfall reaching 60 mm (2.4 in) over 9 days. This marks a significant rise from February's 36 mm (1.4 in) and signals the onset of spring, when the city begins to shake off the winter chill. As the month progresses, the combination of the gradually warming temperatures and increased rainfall sets the stage for the more substantial precipitation that will follow in April and May. The steady climb in both rainfall amounts and rainy days highlights March as a transitional period, paving the way for the lush greenery that characterizes Nanjing's landscape in the later spring months.

March Precipitation Trends in Nanjing

The chart displays monthly precipitation patterns in Nanjing, with values for each month alongside March’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March’s conditions compare to those of other months. In Nanjing, March typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec22366073139264171278151983933
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Nanjing

As March unfolds in Nanjing, China, residents experience a notable rise in humidity, peaking at 79%. This increase signifies a trend of climbing humidity levels as winter transitions into spring, with February already at 73%. Following this pattern, April sees a slight elevation to 80%, setting the stage for the warmer, more humid months ahead. Interestingly, the annual humidity then continues to ascend, reaching a peak in May with 85%, before slightly tapering off in the summer months. This gradual build-up reflects the changing seasons and the vibrant growth that accompanies the arrival of spring in Nanjing.

March Average Humidity in Nanjing

This chart illustrates the average monthly humidity levels in Nanjing, with March’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In March, average humidity in Nanjing is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec72%73%79%80%85%81%85%84%72%70%72%75%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Nanjing

As Nanjing transitions into March, residents face a significant rise in the UV Index, which peaks at 12 — categorized as extreme exposure. This marks a sharp increase from February's already high reading of 10, where burn time was just 15 minutes. With March allowing only 10 minutes of unprotected sun exposure before risking burns, it's a crucial reminder for the public to take sun safety seriously. The trend continues into April and May, where the UV Index remains at a startling 12 and 13, respectively, emphasizing the pressing need for sun protection during these months. With summer on the horizon, this pattern of extreme UV levels highlights the importance of being cautious in sun exposure. For more detailed insights, check out the comprehensive guide on Nanjing UV Index.

Maximum UV Index Levels in Nanjing for March

The chart shows the monthly maximum UV Index (UVI) for Nanjing in March, 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 March, the maximum UV index in Nanjing typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec710121213131313121097
Data source: Nanjing March 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.

March Sunshine in Nanjing

As spring unfolds in Nanjing, March shines brightly with an impressive 270 hours of sunshine, marking a delightful increase from the 256 hours recorded in February. This upward trend continues as the days grow longer and warmer, setting a positive tone for the subsequent months. Following March, April sees a slight dip to 268 hours, but the overall trajectory remains promising, with May peaking at 290 hours of sunlight. This seasonal abundance speaks to the vibrant energy of Nanjing, where the arrival of spring not only brightens the skies but also invigorates the spirit of its inhabitants.

Monthly Sunshine Duration in Nanjing: March Highlighted

The March sunshine duration represents the total number of hours Nanjing experiences direct sunlight during the month of March, excluding cloudy or obstructed periods. This chart compares the sunshine duration of March with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec214h256h270h268h290h260h326h299h290h279h260h264h
Data source: Nanjing March Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Nanjing During March

In Nanjing, China, the likelihood of sunny weather experiences a notable decline as March approaches, with sunny days dropping to 48% from January's 69% and February's 61%. This trend indicates a shift from the brighter early winter months, as March transitions towards the wetter spring season and later summer heatwaves. Following March, the chances of sun continue to decrease, hitting a low of 9% in June, only to bounce back to 50% by September. Overall, the pattern suggests that while early months offer more sunshine, March marks the beginning of a gradual decline, paving the way for cloudier days ahead.

Percentage of Sunny Days in March in Nanjing

The chart illustrates the percentage of sunny days in Nanjing throughout the year, with March 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 Nanjing experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec69%61%48%44%28%9%28%18%50%36%68%53%
Data source: Nanjing March chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Nanjing in March

As March arrives in Nanjing, China, the days begin to noticeably lengthen, offering a delightful 12 hours of daylight. This increase marks a noteworthy transition from the shorter winter days, as daylight duration climbs from 10 hours in January to an impressive 11 hours in February. Following this pattern, March not only heralds the arrival of spring but also paves the way for even longer days as the city transitions into April and May, where daylight remains steady at 12 and 13 hours respectively. This gradual extension of daylight not only brightens the atmosphere but also invigorates the city's daily life, inviting residents to embrace the outdoors and bask in the warmth of the approaching summer.

Average Daylight Hours in Nanjing for March

The chart illustrates the variation in daylight duration in Nanjing throughout the year, with March highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 51m11h 21m12h12h 41m13h 15m13h 31m13h 23m12h 53m12h 15m11h 35m11h10h 43m
Data source: Nanjing daylight hours, calculated by summing the hours between sunrise and sunset for each day.

March Winds in Nanjing

In March, Nanjing experiences a slight uptick in wind speed, averaging 2.5 m/s (6 mph), a modest rise from the calm of February's 2.4 m/s (5 mph). As the city transitions into spring, the winds begin to dance more noticeably through the budding trees and blooming flowers. This gentle breeze sets the stage for the warmer months ahead, showing a gradual increase as April follows with 2.7 m/s (6 mph). Interestingly, March's winds do not stray far from winter's lingering breath but indicate a noteworthy trend: a consistent return to higher wind speeds in the spring, inviting both a sense of renewal and a reminder of nature's rhythmic cycles.

Average March Wind Speed in Nanjing

The chart displays monthly wind speed patterns in Nanjing, with values for each month shown alongside March's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how March's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.82.42.5 m/s2.72.82.62.22.01.83.12.92.9
Data source: Nanjing March wind data, generated using information from the Copernicus Climate Change Service.

How March Weather in Nanjing Compares to Other Months

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

In comparing the weather of March and January, March experiences significantly warmer temperatures, with a minimum of 8°C (47°F) and an average high of 32°C (90°F), whereas January has a cooler minimum of 2°C (37°F) and an average maximum of 28°C (82°F). Additionally, March has a higher precipitation level of 60 mm (2.4 in) over 9 days, compared to January's lighter rainfall of 22 mm (0.9 in) over just 3 days. Humidity levels are also higher in March at 79%, compared to January's 71%. For more specific details on January weather patterns, visit Nanjing weather in January.

March generally exhibits warmer temperatures compared to February, with average highs reaching 32°C (90°F) as opposed to February's 28°C (83°F). The minimum temperature in March is also noticeably higher at 8°C (47°F), compared to 4°C (39°F) in February. Additionally, March experiences more precipitation, totaling 60 mm (2.4 in) over 9 days, while February sees less rain with only 36 mm (1.4 in) across 5 days. Humidity levels are slightly elevated in March at 79%, compared to 73% in February. For a detailed look at February's weather, you can refer to Nanjing weather in February.

In comparing the weather between March and April, we see a noticeable increase in temperature and precipitation levels. March experiences lower temperatures, with a minimum of 8°C (47°F) and an average of 19°C (67°F), while April boasts a higher minimum of 11°C (53°F) and an average of 22°C (72°F). Although both months offer warmth, April's maximum temperature reaches 33°C (91°F), just slightly above March's peak of 32°C (90°F). Precipitation also rises from 60 mm (2.4 in) over 9 days in March to 73 mm (2.9 in) across 10 days in April, accompanied by a marginal increase in humidity from 79% to 80%. For a detailed look at the conditions, you can check Nanjing weather in April.

In March, temperatures in Nanjing range from a minimum of 8°C (47°F) to a maximum of 32°C (90°F), with an average of 19°C (67°F). The month experiences about 60 mm (2.4 in) of precipitation over 9 days, and humidity levels are around 79%. In contrast, May brings warmer temperatures, with a minimum of 15°C (60°F) and a high of 38°C (100°F), averaging 26°C (79°F). The precipitation significantly increases to 139 mm (5.5 in) spread over 16 days, and humidity rises slightly to 85%. For more detailed information, visit Nanjing weather in May.

In comparing the weather between March and June, it's clear that June experiences warmer temperatures, with minimums of 22°C (73°F) and maximums reaching up to 36°C (97°F), compared to March's range of 8°C (47°F) to 32°C (90°F). The average temperature in June is significantly higher at 28°C (83°F) versus March's 19°C (67°F). Additionally, June sees a substantial increase in rainfall, with 264 mm (10.4 in) occurring over 24 days, in stark contrast to March's 60 mm (2.4 in) spread across just 9 days. The humidity remains fairly constant, with only a slight increase from 79% in March to 81% in June. For more detailed insights on the June weather, you can refer to Nanjing weather in June.

In March, the weather in Nanjing typically features a minimum temperature of 8°C (47°F) and an average of 19°C (67°F), peaking at a maximum of 32°C (90°F). The month experiences about 60 mm (2.4 in) of precipitation over approximately 9 days, with humidity levels around 79%. In contrast, July brings significantly warmer conditions with a minimum temperature of 25°C (76°F) and an average of 29°C (85°F), reaching highs of 37°C (99°F). This month is also wetter, totaling 171 mm (6.7 in) of rainfall across 23 days, and the humidity rises slightly to 85%. For more detailed information, check out Nanjing weather in July.

In March, Nanjing experiences a wide range of temperatures, with minimums around 8°C (47°F) and highs reaching up to 32°C (90°F), averaging at 19°C (67°F). The month sees fairly moderate precipitation of 60 mm (2.4 in) over approximately 9 days, accompanied by a humidity level of 79%.

Conversely, August brings significantly warmer weather with minimum temperatures around 24°C (76°F) and maximums climbing to 37°C (99°F), averaging 29°C (84°F). The humidity also remains high at 83%, but the month is marked by much heavier rainfall, with 278 mm (10.9 in) spread over 25 days. For more information on the weather conditions in August, you can visit Nanjing weather in August.

In March, the weather is characterized by a broader temperature range, with minimums around 8°C (47°F) and maximums reaching up to 32°C (90°F), resulting in an average temperature of 19°C (67°F). The month experiences about 60 mm (2.4 in) of precipitation spread over 9 days, accompanied by a relatively high humidity level of 79%.

In contrast, September is notably warmer, with minimum temperatures starting at 21°C (70°F) and highs peaking at 35°C (96°F), leading to an average of 28°C (82°F). However, September is also wetter, accumulating about 151 mm (5.9 in) of rainfall over 18 days, with humidity slightly lower at 71%. For a closer look at the conditions, check out Nanjing weather in September.

March and October present distinctly different weather patterns. In March, temperatures range from a minimum of 8°C (47°F) to a maximum of 32°C (90°F), with an average of 19°C (67°F). The month is characterized by higher humidity at 79% and receives about 60 mm (2.4 in) of precipitation over 9 days. In contrast, October boasts warmer temperatures, with minimums of 14°C (58°F), averages of 25°C (77°F), and maximums reaching up to 35°C (96°F). Although October has more rainfall, totaling 98 mm (3.9 in) over 7 days, it experiences a lower humidity level of 70%. For more details, you can check Nanjing weather in October.

March and November in Nanjing present quite different weather experiences. In March, the temperatures range from a cool 8°C (47°F) at night to a warm 32°C (90°F) during the day, with an average temperature of 19°C (67°F). The month sees about 60 mm (2.4 in) of precipitation over 9 days, contributing to a higher humidity level of 79%. In contrast, November offers milder nights with a minimum temperature of 12°C (53°F) and a slightly higher average of 21°C (70°F), peaking at 31°C (88°F). Precipitation decreases significantly to 39 mm (1.5 in) over just 3 days, and humidity is relatively lower at 72%. For more details, check Nanjing weather in November.

In comparing the weather of March and December, March tends to be warmer with average temperatures around 19°C (67°F) and highs reaching up to 32°C (90°F), while December has cooler averages at 17°C (63°F) with maximums of 29°C (84°F). Additionally, March experiences higher precipitation levels at 60 mm (2.4 in) over about 9 days, compared to December's 33 mm (1.3 in) across just 4 days. Humidity levels are relatively similar, with March at 79% and December slightly lower at 75%. For more insights on the December weather, you can check Nanjing weather in December.

Compare Nanjing's Climate with Cities Worldwide

Conclusion: What to Expect From March Weather in Nanjing

As March settles in, Nanjing begins to shake off the chill of winter, offering a refreshing transition to spring. The temperatures start to rise, making the air feel notably milder and more pleasant compared to the cooler months. While rainfall is moderate with several wet days, the higher humidity adds an invigorating zest to the atmosphere. This makes March an exciting time to explore the blooming landscapes of the city. For more insights into the patterns and characteristics of the city's climate, visit Nanjing Climate.