May Weather in Kunshan, China

Last updated: August 21, 2025

May in Kunshan, China brings a warm embrace, with maximum temperatures soaring up to 38°C (100°F) and an average of 22°C (71°F). However, the season starts with a hint of coolness, dipping to a minimum of 9°C (49°F). As the month progresses, residents and visitors alike can expect frequent rain showers, contributing to a total precipitation of 119 mm (4.7 in) over approximately 10 days. With humidity levels reaching a sweltering 87%, May serves as a vivid reminder of the dynamic weather patterns that characterize this thriving city.

May Temperature in Kunshan

In Kunshan, China, May marks a significant transition in temperatures as spring gives way to early summer. With minimums rising to 9°C (49°F) and average highs peaking at a scorching 38°C (100°F), the month showcases a dramatic shift from the cooler spring months. This upward trend from April's average of 16°C (62°F) highlights a growing warmth, making May an inviting time for outdoor activities and exploring the region's vibrant scenery. As the days lengthen, the combination of comfortable evenings and sizzling daytime heat creates an ideal backdrop for enjoying Kunshan’s blossoming landscapes.

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

The chart illustrates May temperature patterns in Kunshan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kunshan, 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).
JanFebMarAprMayJunJulAugSepOctNovDec424453617177848577675746
Data source: Temperature data for Kunshan 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 Kunshan

May in Kunshan, China, marks a significant uptick in precipitation, with 119 mm (4.7 in) falling over 10 days. This increase stands out compared to the lighter rains of the earlier months, as April delivered 72 mm over 9 days. The transition to May heralds the arrival of summer, with precipitation nearly 65% higher than in April, indicating the onset of a wetter season. This trend continues into June, where rainfall peaks, showcasing Kunshan's characteristic humid climate. The gradual rise in both precipitation amounts and rainy days throughout late spring sets the stage for the lush and verdant landscapes that define the region.

May Precipitation Trends in Kunshan

The chart displays monthly precipitation patterns in Kunshan, 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 Kunshan, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec58587672119176247165158484546
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Kunshan

In Kunshan, China, May marks a pivotal transition in humidity, with levels peaking at 87%, mirroring the damp conditions of the preceding month. This time of year sees a steady rise in moisture, as spring blossoms into summer. Notably, the humidity has trended upward since January, where it started at 70%, gradually increasing through each month until the sweltering heights of July at 93%. The consistent uptick in humidity illustrates the region's seasonal shift, fostering a lush environment but also preparing residents for the heavy, humid days that lie ahead. As spring gives way to summer, the air thickens, setting the stage for the sweltering months to come.

May Average Humidity in Kunshan

This chart illustrates the average monthly humidity levels in Kunshan, 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 Kunshan is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec70%73%81%87%87%89%93%91%81%80%82%77%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Kunshan

May in Kunshan, China, sees a continued high UV Index of 10, matching April’s level and categorizing the exposure as very high. With a burn time of just 15 minutes, it's crucial for residents and visitors alike to take precautions under the sun. As the month transitions from moderate levels in January to extreme levels by June, May reflects a significant upward trend in UV intensity. This pattern emphasizes the need for effective sun protection, especially as summer approaches. For more details on the daily UV levels, check the Kunshan UV Index.

Maximum UV Index Levels in Kunshan for May

The chart shows the monthly maximum UV Index (UVI) for Kunshan 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 Kunshan typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec568101011111110864
Data source: Kunshan 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 Kunshan

May shines brightly in Kunshan, China, as the month reaches a peak of 282 hours of sunshine. This delightful increase follows a steady upward trend from 155 hours in January to a vibrant 255 hours in April, showcasing the city's transition into warmer days. As spring gives way to summer, sunshine levels continue to rise, with June and July even surpassing May, but the latter stands out as a significant milestone in this progression. The abundant sunlight in May sets the perfect backdrop for outdoor activities and fosters a sense of vitality, making it a cherished time for residents and visitors alike.

Monthly Sunshine Duration in Kunshan: May Highlighted

The May sunshine duration represents the total number of hours Kunshan 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.
JanFebMarAprMayJunJulAugSepOctNovDec155h210h238h255h282h270h283h307h258h241h221h214h
Data source: Kunshan May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Kunshan During May

In Kunshan, China, the likelihood of sunny weather experiences a notable decline as spring progresses into May, with only a 29% chance of sunshine during this month. This is part of a general trend where the chances of sunny days dip from the relatively higher probabilities in the winter months, such as a 52% chance in January and 58% in November, to the lower figures seen in summer. As we transition from April's 32% to May's modest expectations, it's clear that while sunny days become less common, the resurgence of brighter conditions returns in the fall, with September seeing a 47% chance of sunshine. Thus, while May may be less radiant, it serves as a prelude to the sunlit days that await later in the year.

Percentage of Sunny Days in May in Kunshan

The chart illustrates the percentage of sunny days in Kunshan 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 Kunshan experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec52%43%28%32%29%24%18%34%47%43%59%67%
Data source: Kunshan May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Kunshan in May

As the year unfolds in Kunshan, China, the daylight duration follows a captivating seasonal rhythm. Starting at a modest 10 hours in January, daylight gradually extends until it peaks at an impressive 14 hours in June. This gradual increase reflects the welcoming warmth of spring, with May standing out as a delightful transition month, offering 13 hours of sunshine. Following this apex of brightness, daylight begins to recede again, settling back to 10 hours by December. This pattern not only enriches the natural landscape but also enhances outdoor activities and the overall atmosphere of these vibrant months.

Average Daylight Hours in Kunshan for May

The chart illustrates the variation in daylight duration in Kunshan throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 19m11h 3m11h 59m12h 56m13h 45m14h 9m13h 57m13h 15m12h 19m11h 22m10h 32m10h 7m
Data source: Kunshan daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Kunshan

In Kunshan, China, the month of May sees a continuation of the mild breezes that characterize the spring. With an average wind speed of 3.3 m/s (7 mph), May maintains the same gentle wind patterns observed in April. Interestingly, this period marks a transition before the winds pick up in the hotter summer months, where July experiences the highest average at 4.2 m/s (9 mph). Overall, May's consistent wind speed reflects a stable and pleasant atmosphere, perfect for outdoor activities as the temperatures begin to rise. As the year progresses, a noticeable shift occurs in wind patterns, making late spring an ideal time to enjoy the gentle winds before the summer strengthens.

Average May Wind Speed in Kunshan

The chart displays monthly wind speed patterns in Kunshan, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.33.43.43.33.3 m/s2.94.22.63.23.33.32.9
Data source: Kunshan May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Kunshan Compares to Other Months

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

May and January present striking contrasts in weather conditions. In May, temperatures range from a minimum of 9°C (49°F) to a scorching maximum of 38°C (100°F), with an average of 22°C (71°F). The month also experiences considerable precipitation, averaging 119 mm (4.7 in) over about 10 days, coupled with high humidity at 87%. In contrast, January sees much cooler temperatures, with a range from a chilly -8°C (18°F) to a mild 21°C (69°F), averaging around 6°C (42°F). Precipitation is lower, at 57 mm (2.3 in) across 7 days, with humidity levels significantly lower at 70%. For a deeper insight into what to expect during January, you can explore Kunshan weather in January.

When comparing the weather in May and February, there is a significant contrast. May boasts much warmer temperatures, ranging from a minimum of 9°C (49°F) to a scorching maximum of 38°C (100°F), with an average of 22°C (71°F). This month experiences higher precipitation at 119 mm (4.7 in) over about 10 days, accompanied by elevated humidity levels of 87%. In contrast, February is notably cooler, with temperatures fluctuating between a minimum of -5°C (23°F) and a maximum of 26°C (78°F), averaging just 7°C (44°F). February also sees less rainfall, with a total of 58 mm (2.3 in) over 8 days and lower humidity at 73%. For more details on February weather conditions, visit Kunshan weather in February.

In comparing the weather between March and May, it is evident that May experiences significantly warmer temperatures, with averages peaking at around 22°C (71°F) compared to March’s average of 12°C (53°F). The minimum temperatures in May are also notably higher, starting at 9°C (49°F) versus March's 1°C (33°F). While both months experience a fair amount of precipitation, May has a total of 119 mm (4.7 in) over 10 days, which is more substantial than March's 76 mm (3.0 in) across 11 days. Additionally, May's humidity level is higher at 87%, whereas March maintains a humidity of 81%. For more detailed insights into the weather conditions during March, you can refer to Kunshan weather in March.

In comparing the weather of May and April, it's evident that May experiences warmer temperatures with an average of 22°C (71°F) compared to April's 16°C (62°F). The maximum temperature in May can reach up to 38°C (100°F), significantly higher than April's peak of 32°C (90°F). Despite these warmer conditions, May also sees more rainfall, with a total precipitation of 119 mm (4.7 in) over 10 days, compared to April's 72 mm (2.8 in) over 9 days. Both months share the same humidity level of 87%. For more details on April's weather, you can check Kunshan weather in April.

May and June exhibit distinct weather patterns. In May, temperatures range from a chilly minimum of 9°C (49°F) to a warm maximum of 38°C (100°F), with an average around 22°C (71°F). The month experiences significant rainfall, totaling 119 mm (4.7 in) over 10 days, and high humidity levels at 87%. In contrast, June sees a rise in minimum temperatures to 17°C (62°F) and an average temperature of 25°C (77°F), with a maximum reaching 37°C (99°F). Precipitation increases to 176 mm (6.9 in) spread across 13 days, with humidity slightly higher at 89%. Overall, June is warmer and wetter than May, reflecting a transition into the peak summer months. For more detailed information, check Kunshan weather in June.

In comparing the weather between May and July, notable differences emerge. May offers a temperature range with a minimum of 9°C (49°F) and an average of 22°C (71°F), peaking at a maximum of 38°C (100°F). In contrast, July presents a significantly warmer climate, with temperatures ranging from a minimum of 19°C (66°F) to an average of 29°C (84°F), and soaring to a maximum of 43°C (109°F). Additionally, July experiences higher precipitation levels, with 247 mm (9.7 in) over 16 days, compared to May's 119 mm (4.7 in) across 10 days. The humidity also increases in July, reaching 93% compared to 87% in May, contributing to a more muggy atmosphere. For more details, you can check Kunshan weather in July.

May and August weather present notable differences in temperature and precipitation. In May, temperatures range from a minimum of 9°C (49°F) to a maximum of 38°C (100°F), with an average of 22°C (71°F). This month experiences around 119 mm (4.7 in) of rainfall spread over 10 days and has a humidity level of 87%. Conversely, August sees warmer conditions, with temperatures ranging from a minimum of 20°C (69°F) to a maximum of 40°C (104°F) and an average of 29°C (85°F). Rainfall increases to 165 mm (6.5 in) over 16 days, and humidity also rises slightly to 91%. For more details on August's weather, you can check Kunshan weather in August.

May and September present contrasting weather conditions, making each month unique. In May, temperatures range from a minimum of 9°C (49°F) to a maximum of 38°C (100°F), with an average of 22°C (71°F). The month experiences significant rainfall, totaling 119 mm (4.7 in) across approximately 10 days, along with a high humidity level of 87%.

In comparison, September enjoys milder temperatures with a minimum of 15°C (60°F) and a maximum reaching 35°C (95°F), while the average temperature hovers at 25°C (77°F). Precipitation increases slightly to 158 mm (6.2 in) over 12 days, though humidity decreases to 81%.

Overall, September offers more comfortable conditions compared to the sweltering heat of May. For a detailed look at the weather specifics, check out Kunshan weather in September.

May and October present distinct weather patterns. In May, temperatures can soar with a minimum of 9°C (49°F) and an average high reaching up to 38°C (100°F), resulting in a warm, humid climate with an average humidity of 87%. The month experiences considerable rainfall, with about 119 mm (4.7 in) over approximately 10 days. In contrast, October sees cooler temperatures, with a minimum of 8°C (48°F) and an average high of 33°C (91°F). Precipitation decreases significantly to 48 mm (1.9 in) over just 6 days and humidity drops to 80%. For more detailed weather insights, you can check Kunshan weather in October.

May and November present contrasting weather experiences. In May, temperatures range from a minimum of 9°C (49°F) to a sweltering maximum of 38°C (100°F), with an average temperature of 22°C (71°F). The month is characterized by high humidity at 87% and significant precipitation, totaling 119 mm (4.7 in) over about 10 days. In contrast, November offers a much cooler climate, with temperatures ranging from a chilly 1°C (34°F) to a mild 29°C (84°F), averaging 14°C (58°F). The precipitation is notably lower at 45 mm (1.8 in) over approximately 7 days, and humidity is slightly less at 82%. For more detailed insights on November's climate, you can check out Kunshan weather in November.

May and December present strikingly different weather conditions. In May, temperatures can soar, with averages around 22°C (71°F) and maximums reaching up to 38°C (100°F). The month is also characterized by high humidity levels at 87% and significant precipitation, with 119 mm (4.7 in) falling over about 10 days. In contrast, December brings much cooler temperatures, with averages only reaching 8°C (46°F) and minimums dropping as low as -6°C (21°F). Additionally, December experiences less rainfall, totaling 46 mm (1.8 in) over 8 days, and lower humidity at 77%. For more specific details on December weather, you can check Kunshan weather in December. Overall, May is warm and humid, while December is cold and relatively dry.

Compare Kunshan's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Kunshan

As May unfolds in Kunshan, the weather captures a vibrant transformation compared to the preceding months. Temperatures rise significantly, with warm days inviting outdoor activities, while evenings remain pleasantly cool. This month also sees a notable increase in humidity, contributing to a lush and verdant landscape. Despite frequent rainfall, which graces the area about 10 days, the overall ambiance is invigorating, making May a delightful time to experience Kunshan's natural beauty. For a more in-depth look at seasonal variations in weather, visit Kunshan Climate.