May Weather in Changsha, China

Last updated: August 21, 2025

May in Changsha, China showcases a vibrant transition into summer, characterized by temperatures ranging from a pleasant 15°C (59°F) at night to a sizzling 35°C (96°F) during the day, with an average of 26°C (80°F). As the month unfolds, residents and visitors can expect high humidity levels at 79%, fostering a warm and sultry atmosphere. However, nature keeps its balance, bringing 192 mm (7.6 in) of precipitation over 20 days, making May a month of delightful, albeit occasional, refreshing showers. This blend of warmth and rain creates a lush landscape, perfect for exploring the vibrant life and culture of Changsha.

May Temperature in Changsha

May in Changsha, China heralds a vibrant transition into summer, characterized by warmer temperatures that invite outdoor exploration. With a minimum temperature of 15°C (59°F) and an average soaring to 26°C (80°F), the weather is undeniably pleasant, making it the perfect time to experience the city’s lush landscapes. Daytime highs can reach a sizzling 35°C (96°F), signaling the imminent heat wave of the summer months ahead. As May progresses, humidity levels also climb, creating an almost tropical atmosphere that transforms Changsha into a lively hub of activity. This month, with its balmy evenings and abundant sunshine, is perfect for soaking in the local culture and natural beauty before the sweltering peak of summer sets in.

May Weather in Changsha: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Changsha, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Changsha, May 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).
JanFebMarAprMayJunJulAugSepOctNovDec616169738083848382767062
Data source: Temperature data for Changsha 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.

May Precipitation in Changsha

May marks a significant uptick in precipitation for Changsha, China, with an impressive 192 mm (7.6 in) of rain falling over an average of 20 days. This surge not only highlights May as one of the wettest months of the year but also sets the stage for the even more intense rainy season that follows in June, which sees a staggering 287 mm (11.3 in). The transition from the milder April rainfall of 118 mm (4.7 in) to May's deluge indicates a clear increase in monsoonal activity. With nature in full bloom during this time, the combination of increased humidity and frequent showers supports vibrant flora, making May a pivotal period in Changsha's climatic calendar.

May Precipitation Trends in Changsha

The chart displays monthly precipitation patterns in Changsha, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Changsha, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec2255851181932872193192141462416
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Changsha

As spring gives way to summer in Changsha, China, May ushers in a noteworthy rise in humidity, climbing to 79%. This marks a shift from the milder, more comfortable levels experienced earlier in the year, with January recording 64% and April at 71%. The increasing warmth pulls higher moisture from the surrounding areas, making May one of the wetter months in this humid subtropical climate. Following May, humidity peaks in July and August at a staggering 88%, signaling the onset of the sweltering summer ahead. Such trends highlight the gradual transition to the more oppressive conditions that characterize Changsha’s summers, where the air can feel heavy with moisture.

May Average Humidity in Changsha

This chart illustrates the average monthly humidity levels in Changsha, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Changsha is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec64%68%73%71%79%77%88%88%75%65%64%69%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Changsha

As summer approaches in Changsha, China, May presents a peak UV Index of 14, classified as extreme, with a minimal burn time of just 10 minutes. This rise from 12 in April highlights a significant trend where UV levels intensify sharply as the year progresses, shifting from very high in early months to severe exposure categories by mid-year. The consistent extreme levels in May indicate that sun protection becomes crucial during this time, particularly as others follow suit in June and July, maintaining the same heightened risks. As you navigate outdoor activities, it’s essential to stay informed about the UV Index to safeguard your skin. For more detailed insights, explore Changsha UV Index.

Maximum UV Index Levels in Changsha for May

The chart shows the monthly maximum UV Index (UVI) for Changsha in May, 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 May, the maximum UV index in Changsha typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec710121214131313111097
Data source: Changsha May 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.

May Sunshine in Changsha

May is a standout month in Changsha, China, basking in an impressive 287 hours of sunshine, marking a peak in the city's radiant spring. This vibrant increase from 236 hours in both April and March showcases a clear upward trend as the region transitions into the warmer months. Following May, sunshine hours slightly dip in June but remain generous at 277 hours, maintaining a strong summer appeal. Notably, July takes the crown with 307 hours of sunshine, reflecting Changsha's typically sun-drenched climate. The figures reveal an overall pattern of increasing sunlight as the year progresses, with May serving as a bright highlight, offering residents and visitors alike the perfect opportunity to embrace the outdoors.

Monthly Sunshine Duration in Changsha: May Highlighted

The May sunshine duration represents the total number of hours Changsha experiences direct sunlight during the month of May, excluding cloudy or obstructed periods. This chart compares the sunshine duration of May with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec202h233h236h236h287h277h307h276h280h271h260h263h
Data source: Changsha May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Changsha During May

As spring transitions into summer, the likelihood of sunny weather in May in Changsha, China, remains somewhat modest, with only a 29% chance of sunshine. This pattern follows a trend seen from April, which also boasts a 29% chance, indicating a consistent but limited opportunity for sunny days. In comparison to the earlier months of January and February, which enjoy better odds at 56% and 50% respectively, May might feel a bit gloomy to those yearning for warmth and brightness. As the region moves into the hotter months of June and July, where chances plummet to 10% and stabilize at 29%, it's clear that May stands as a transitional period—teetering between the more favorable conditions of spring and the stifling humidity of summer. While the sun may not shine as brightly as one might hope, May still offers a delightful taste of the approaching warmth.

Percentage of Sunny Days in May in Changsha

The chart illustrates the percentage of sunny days in Changsha throughout the year, with May 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 Changsha experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec56%50%27%29%29%10%29%14%37%34%62%49%
Data source: Changsha May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Changsha in May

In Changsha, China, the daylight duration showcases a captivating progression throughout the year. Starting at 10 hours in January, the days gradually elongate, reaching 13 hours in both May and June, the peak of summer. This increase reflects a vibrant transition from winter's brevity to the lively warmth of early summer. Interestingly, daylight remains consistent at 13 hours through July, before gently tapering off as the year progresses. By August, sunlight starts to decline, with 12 hours on average, leading us back to shorter days in the fall and winter months. Overall, May stands out as a delightful month when residents enjoy the longest days, heralding the arrival of summer's energetic spirit.

Average Daylight Hours in Changsha for May

The chart illustrates the variation in daylight duration in Changsha throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 54m11h 23m12h 1m12h 39m13h 12m13h 28m13h 20m12h 52m12h 14m11h 36m11h 3m10h 46m
Data source: Changsha daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Changsha

In Changsha, China, the month of May experiences a light breeze, with an average wind speed of 2.5 m/s (6 mph), matching the earlier months of March and consistent with the lull typically seen in late spring. As temperatures begin to rise, the wind serves as a gentle reminder of nature's balance. The winds slightly begin their decline heading into the summer months, where June and July show a subtle decrease to 2.2 m/s (5 mph) and 2.1 m/s (5 mph) respectively. This gradual ebb of wind reflects the trend of warmer seasons often accompanied by calmer air. As the year progresses, the winds pick up again in the cooler months of October and December, reinforcing a refreshing seasonal shift. Overall, May remains a transitional time, embodying the gentle breezes that accompany the blossoming of spring in the vibrant city of Changsha.

Average May Wind Speed in Changsha

The chart displays monthly wind speed patterns in Changsha, with values for each month shown alongside May's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how May's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.82.12.52.32.5 m/s2.22.11.81.53.42.83.0
Data source: Changsha May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Changsha Compares to Other Months

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

May and January present strikingly different weather patterns. In May, temperatures range from a minimum of 15°C (59°F) to a maximum of 35°C (96°F), with an average of 26°C (80°F). This month also experiences significant precipitation, totaling 192 mm (7.6 in) over approximately 20 days, contributing to a high humidity level of 79%. In contrast, January offers cooler weather, with temperatures ranging from a low of 3°C (38°F) to a high of 28°C (82°F) and an average of 16°C (61°F). It is much drier, receiving only 22 mm (0.9 in) of rain over just 3 days, and features lower humidity at 64%. For more details, check out Changsha weather in January.

May is significantly warmer and wetter compared to February. The average temperature in May reaches a comfortable 26°C (80°F), with highs soaring to 35°C (96°F), while February has a much cooler average of 16°C (62°F) and a maximum of 29°C (84°F). Additionally, May experiences considerably more rainfall, with 192 mm (7.6 in) falling over 20 days, whereas February sees only 55 mm (2.2 in) over 8 days. The humidity also increases in May, averaging at 79% compared to February's 68%. For more details on February weather, visit Changsha weather in February.

In comparing the weather between March and May, we observe a clear transition from the cooler, milder conditions of early spring to the warm, humid atmosphere of late spring. March boasts a minimum temperature of 9°C (48°F) and an average of 21°C (69°F), with maximum temperatures reaching 32°C (89°F). In contrast, May experiences significantly warmer conditions, with minimum temperatures of 15°C (59°F), an average of 26°C (80°F), and maximums soaring up to 35°C (96°F).

Additionally, May has increased precipitation, with 192 mm (7.6 in) occurring over 20 days, compared to March's 85 mm (3.4 in) over 15 days. The humidity also rises in May, averaging 79% compared to March's 73%. This makes May feel much more muggy and tropical. For more detailed information on March weather, check out Changsha weather in March.

May typically experiences warmer temperatures compared to April, with minimums of 15°C (59°F) and an average of 26°C (80°F), compared to April's lower minimum of 11°C (52°F) and average of 23°C (73°F). The maximum temperatures also rise, reaching up to 35°C (96°F) in May, while April's peak is 32°C (90°F). However, May is significantly wetter, with 192 mm (7.6 in) of precipitation over 20 days, whereas April sees only 118 mm (4.7 in) over 15 days. Additionally, humidity levels increase, with May averaging 79% compared to April's 71%. For more details, check Changsha weather in April.

In May, temperatures in Changsha range from a minimum of 15°C (59°F) to a maximum of 35°C (96°F), with an average of 26°C (80°F). The month also experiences considerable rainfall, accumulating 192 mm (7.6 in) over 20 rainy days, alongside a humidity level of 79%. In contrast, June sees a slight increase in minimum temperature, starting at 23°C (74°F) and averaging 28°C (83°F), while still peaking at 35°C (95°F). However, June is characterized by even heavier rainfall, reaching 287 mm (11.3 in) over 22 days, and slightly lower humidity at 77%. For more detailed weather information, you can visit Changsha weather in June.

In comparing the weather between May and July, we see notable differences in both temperature and precipitation. May experiences a mild range with temperatures ranging from a minimum of 15°C (59°F) to a maximum of 35°C (96°F), while July is significantly warmer, with minimum temperatures starting at 24°C (76°F) and reaching up to 37°C (98°F). In terms of precipitation, July has slightly higher rainfall at 219 mm (8.6 in) over 22 days, compared to May's 192 mm (7.6 in) over 20 days. Additionally, July's humidity is notably higher at 88%, compared to May's 79%. For more details, check out Changsha weather in July.

In May, the weather features a more moderate temperature range with a minimum of 15°C (59°F) and a maximum of 35°C (96°F), averaging around 26°C (80°F). This month sees significant rainfall, totaling 192 mm (7.6 in) over 20 days, and a humidity level of 79%. In contrast, August is noticeably warmer, with minimum temperatures starting at 24°C (75°F) and reaching up to 38°C (100°F), resulting in an average of 28°C (83°F). Precipitation increases dramatically during this month, amounting to 319 mm (12.6 in) across 25 days, and humidity rises to 88%. For more detailed insights on the weather patterns, visit Changsha weather in August.

In May, the weather presents a warmer average with temperatures ranging from a minimum of 15°C (59°F) to a maximum of 35°C (96°F) and a notable average of 26°C (80°F). However, it also comes with significant rainfall, averaging 192 mm (7.6 in) over 20 days and high humidity levels of 79%. In contrast, September offers slightly milder conditions with minimum temperatures at 20°C (68°F) and an average of 28°C (82°F). The maximum remains comparable at 35°C (95°F) but sees a bit more precipitation at 214 mm (8.4 in) across 23 days, with humidity levels a touch lower at 75%. For more details, check out Changsha weather in September.

May and October both feature similar temperature ranges, with minimums around 15°C (59°F) and maximums peaking at 35°C (95-96°F). However, May tends to be warmer on average at 26°C (80°F), compared to October's 24°C (76°F). Precipitation is significantly higher in May, with 192 mm (7.6 in) falling over 20 days, while October sees only 146 mm (5.7 in) across 10 days. Additionally, humidity levels are higher in May at 79%, compared to a more comfortable 65% in October. For more specific details on October weather, check out Changsha weather in October.

May and November present distinctly different weather patterns. In May, temperatures range from a minimum of 15°C (59°F) to a sweltering maximum of 35°C (96°F), with an average temperature of 26°C (80°F). The month is quite humid, with an average humidity level of 79% and significant precipitation of 192 mm (7.6 in) over approximately 20 days. In contrast, November sees milder temperatures, with a minimum of 12°C (54°F) and a maximum of 30°C (87°F), averaging 21°C (70°F). It is also much drier, receiving only 24 mm (0.9 in) of rain across just 5 days, accompanied by lower humidity at 64%. For more detailed insights into the weather, you can check Changsha weather in November.

May and December present strikingly different weather patterns. In May, temperatures range from a minimum of 15°C (59°F) to a maximum of 35°C (96°F), with an average of 26°C (80°F). This month also sees significant rainfall, with a total of 192 mm (7.6 in) spread over 20 days and a high humidity level of 79%. In contrast, December is much cooler, with temperatures dipping to a minimum of 6°C (44°F) and a maximum reaching 28°C (83°F), averaging 17°C (62°F). Notably, December experiences far less precipitation, totaling only 16 mm (0.6 in) over just 3 days, alongside a lower humidity of 69%. For more detailed information on December weather, you can check Changsha weather in December.

Compare Changsha's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Changsha

As May rolls into Changsha, the weather transforms into a vibrant tapestry of warmth and humidity, distinctly different from the preceding months. With temperatures peaking at a sultry 35°C and averaging around 26°C, outdoor activities beckon, albeit tempered by an ever-present humidity hovering around 79%. The month also brings a noticeable jump in rainfall, with approximately 20 days featuring precipitation that totals around 192 mm, contributing to a lush and verdant landscape. This combination of heat and rain not only enhances the city's beauty but also signals the arrival of summer’s imminent embrace. For more detailed insights, visit Changsha Climate.