May Weather in Zhoushan, China

Last updated: August 21, 2025

May in Zhoushan, China brings a blend of warmth and moisture, with temperatures ranging from a mild 14°C (58°F) to a comfortable 24°C (75°F), averaging around 19°C (67°F). This month is marked by significant precipitation, totaling 199 mm (7.8 in) over 12 days, contributing to the region's lush greenery and vibrant landscapes. With a humidity level of 88%, the air feels quite damp, typical of this coastal region. Overall, May encapsulates the charm of Zhoushan's spring, where warm breezes meet refreshing rains.

May Temperature in Zhoushan

As May unfolds in Zhoushan, China, the temperatures embrace a delightful warmth that signals the transition to summer. With daily lows around 14°C (58°F) and average highs reaching 24°C (75°F), the month provides a pleasant reprieve from the cooler spring months. This notable rise follows April's moderate warmth, where temperatures hovered between 10°C (50°F) and 19°C (67°F). The consistent increase in temperatures not only enhances outdoor activities but also marks the start of a vibrant season, as the region begins to thaw into a sun-kissed paradise. As the month progresses, the gentle shift in climate fosters outdoor exploration, inviting visitors and locals alike to bask in Zhoushan's burgeoning beauty.

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

The chart illustrates May temperature patterns in Zhoushan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Zhoushan, 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).
JanFebMarAprMayJunJulAugSepOctNovDec484752586773798278716353
Data source: Temperature data for Zhoushan 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.

May Precipitation in Zhoushan

In May, Zhoushan, China experiences a substantial uptick in rainfall, with 199 mm (7.8 in) of precipitation that marks the month as one of the wettest of the year. This increase in rainfall comes after a relatively moderate April and sets the stage for an even wetter June, which boasts the highest precipitation levels overall. With 12 rainy days, May combines significant moisture with a somewhat manageable frequency of rain, providing a lush vibrancy to the landscape. The trend shows a clear escalation in precipitation as spring transitions into summer, underlining the region's dynamic climate and its potential impacts on agriculture and daily life.

May Precipitation Trends in Zhoushan

The chart displays monthly precipitation patterns in Zhoushan, 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 Zhoushan, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec8993131991993181751401721508286
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

May Humidity in Zhoushan

As May arrives in Zhoushan, China, residents experience a notable spike in humidity, reaching 88%. This trend reflects a gradual increase from the earlier months, where humidity levels rise from 68% in January to 86% by April. The pattern suggests that spring transitions smoothly into summer, with the atmosphere becoming increasingly saturated before peaking in the sweltering months of June and July. This seasonal progression indicates that while May is comfortably humid, it sets the stage for the more intense humidity that characterizes the summer months, making it a time of lush growth and vibrant landscapes in this coastal locale.

May Average Humidity in Zhoushan

This chart illustrates the average monthly humidity levels in Zhoushan, 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 Zhoushan is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec68%73%80%86%88%89%91%88%79%79%80%80%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Zhoushan

May in Zhoushan, China marks a significant increase in sun intensity, with the UV Index peaking at 11—an extreme level that dramatically reduces safe sun exposure time to just 10 minutes. This sharp rise follows a progression from January's high levels and escalates through the spring months, with April reaching 10, indicating a clear trend of intensifying UV radiation as summer approaches. The transition from spring to summer showcases the region's vulnerability to sunburn, underscoring the importance of sun safety during this time. To learn more about daily UV levels throughout the year, visit Zhoushan UV Index.

Maximum UV Index Levels in Zhoushan for May

The chart shows the monthly maximum UV Index (UVI) for Zhoushan 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 Zhoushan typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec679101112121210865
Data source: Zhoushan 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 Zhoushan

In May, Zhoushan, China, basks in the warmth of increased daylight, experiencing 291 hours of sunshine—a delightful peak that mirrors the onset of summer. This month marks a significant rise from the 268 hours in April, demonstrating a consistent upward trend as spring gives way to the sun-drenched days of summer. Following May, the sunshine dips slightly in June but rebounds in July and August, with July reaching an impressive 304 hours. The gradual increase from January's modest 152 hours to the vibrant days of May highlights a blossoming landscape and sets the stage for the sunniest months ahead.

Monthly Sunshine Duration in Zhoushan: May Highlighted

The May sunshine duration represents the total number of hours Zhoushan 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.
JanFebMarAprMayJunJulAugSepOctNovDec152h209h245h268h291h262h304h325h270h249h216h191h
Data source: Zhoushan May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Zhoushan During May

In Zhoushan, China, the likelihood of sunny weather sees a notable decline as spring transitions into summer. May, with a 24% chance of sunshine, marks one of the lowest points in the year, following the modest increases in earlier spring months like April at 36%. This downward trend continues into June, where the probability drops even further to 22%. Interestingly, while summer months like July see a minimal 16% chance of sun, the probabilities bounce back later in the year, with September and October offering a refreshing 48% and 43% chance respectively. These trends suggest that while May may not be the sunniest month, there's a silver lining as the weather becomes more favorable later in the year.

Percentage of Sunny Days in May in Zhoushan

The chart illustrates the percentage of sunny days in Zhoushan 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 Zhoushan experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec50%41%29%36%24%22%16%33%48%43%43%50%
Data source: Zhoushan May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Zhoushan in May

In Zhoushan, China, the progression of daylight throughout the year reveals a captivating trend towards longer days as winter gives way to spring and summer. January starts off with a modest 10 hours of daylight, gradually increasing in February and March to 11 hours. As we transition into April, daylight rises to a pleasant 12 hours, culminating in the vibrant month of May, where sunlight extends to an invigorating 13 hours. The height of summer peaks in June with an impressive 14 hours, providing ample time for outdoor activities. However, as the season shifts, daylight begins to wane, reverting back to 13 hours in July and August, before tapering off to 12 hours in September. The descent continues into autumn, with October and November each holding 11 and 10 hours of daylight, respectively, before the cycle concludes in December with another 10 hours. This fluctuation emphasizes the rhythm of the seasons, painting a picture of nature's dynamic dance of light and shadow.

Average Daylight Hours in Zhoushan for May

The chart illustrates the variation in daylight duration in Zhoushan throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 26m11h 6m11h 59m12h 53m13h 39m14h 1m13h 50m13h 10m12h 18m11h 25m10h 38m10h 14m
Data source: Zhoushan daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Zhoushan

In Zhoushan, China, May heralds the transition to warmer days, with an average wind speed of 5.6 m/s (13 mph), slightly higher than the preceding months of April and March. This gentle breeze is part of a broader seasonal pattern; although wind speeds dip from January's peak of 6.7 m/s (15 mph), they remain relatively stable as spring turns into summer. Interestingly, the months following May see a notable increase, culminating in July's brisk 8.0 m/s (18 mph). As the winds shift from the mild breezes of spring to the more vigorous gusts of summer, May serves as a compelling reminder of nature's dynamic rhythms in this coastal region.

Average May Wind Speed in Zhoushan

The chart displays monthly wind speed patterns in Zhoushan, 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.
JanFebMarAprMayJunJulAugSepOctNovDec6.75.95.65.35.6 m/s4.58.06.06.16.76.56.0
Data source: Zhoushan May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Zhoushan Compares to Other Months

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

May and January showcase stark contrasts in weather. In May, temperatures range from a minimum of 14°C (58°F) to a pleasant maximum of 24°C (75°F), accompanied by high humidity at 88%. The month sees significant precipitation, averaging 199 mm (7.8 in) over 12 days, making it a time lush with growth. In contrast, January experiences much colder temperatures, with lows reaching -3°C (27°F) and a maximum of 16°C (62°F). The precipitation is less intense, totaling 89 mm (3.5 in) over about 10 days, and humidity is relatively lower at 68%. For more detailed insights, you can check Zhoushan weather in January.

May and February offer distinctly different weather experiences. In May, temperatures range from a minimum of 14°C (58°F) to a maximum of 24°C (75°F), with an average of 19°C (67°F). This month sees considerable rainfall, with 199 mm (7.8 in) of precipitation over about 12 days, contributing to a high humidity level of 88%. In contrast, February features much cooler temperatures, with a minimum of 2°C (36°F), an average of 8°C (47°F), and a maximum of 15°C (59°F). Precipitation is also lower at 93 mm (3.7 in) over 11 days, and humidity is more comfortable at 73%. For a closer look at February's weather, visit Zhoushan weather in February.

May generally experiences warmer temperatures compared to March, with average highs reaching 24°C (75°F) versus March's 17°C (62°F). The minimum temperatures in May are also significantly higher, starting at 14°C (58°F) compared to March's 5°C (41°F). However, May tends to be wetter, with 199 mm (7.8 in) of precipitation over 12 days, while March sees less rainfall at 131 mm (5.2 in) across 15 days. Humidity levels are noticeably higher in May at 88%, compared to March's 80%. For a deeper look at March weather details, check out Zhoushan weather in March.

May experiences warmer temperatures compared to April, with minimums rising from 10°C (50°F) in April to 14°C (58°F) and average temperatures increasing from 15°C (58°F) to 19°C (67°F). The maximum temperatures also see an increase, reaching up to 24°C (75°F) in May, while April peaks at 19°C (67°F). However, May is significantly wetter, with precipitation at 199 mm (7.8 in) over 12 days, compared to April's 99 mm (3.9 in) over 10 days. Humidity levels are slightly higher in May at 88%, compared to April's 86%. For a detailed look at April's weather, visit Zhoushan weather in April.

May and June offer distinct weather experiences, reflecting the gradual transition from spring to summer. In May, temperatures range from a minimum of 14°C (58°F) to a maximum of 24°C (75°F), with an average of 19°C (67°F). The month sees considerable rainfall, totaling 199 mm (7.8 in) over approximately 12 days, accompanied by high humidity at 88%. In contrast, June sees a warmer climate, with temperatures starting at a minimum of 19°C (66°F) and reaching up to 28°C (83°F), averaging around 23°C (73°F). However, it also experiences increased precipitation, totaling 318 mm (12.5 in) across 16 days, while humidity remains similar at 89%. For a detailed look at June's weather, you can check out Zhoushan weather in June.

May and July exhibit notable differences in weather patterns. In May, temperatures range from a minimum of 14°C (58°F) to a maximum of 24°C (75°F), with an average of 19°C (67°F). The month sees a significant amount of rainfall, totaling 199 mm (7.8 in) over approximately 12 days, coupled with high humidity levels at 88%. In contrast, July presents warmer weather with minimum temperatures of 23°C (73°F) and a maximum reaching 30°C (85°F), averaging 26°C (80°F). Although July experiences slightly less precipitation at 175 mm (6.9 in) over 11 days, the humidity remains high at 91%. For a more detailed look, check out Zhoushan weather in July.

In May, temperatures typically range from a cool minimum of 14°C (58°F) to a pleasant average of 19°C (67°F), peaking at 24°C (75°F). However, this month tends to be quite rainy, with an average precipitation of 199 mm (7.8 in) over approximately 12 days, alongside high humidity levels of 88%. In contrast, August brings significantly warmer weather, with temperatures ranging from a minimum of 23°C (73°F) to an average of 28°C (82°F), and a maximum of 30°C (87°F). Rainfall is less frequent, averaging 140 mm (5.5 in) over about 10 days, while the humidity remains consistent at 88%. For more details on August weather, you can check Zhoushan weather in August.

May and September present notably different weather patterns. In May, temperatures range from a cool 14°C (58°F) at night to a pleasant 24°C (75°F) during the day, with an average of 19°C (67°F). This month experiences significant rainfall, totaling 199 mm (7.8 in) over 12 days, and high humidity at 88%. In contrast, September boasts warmer temperatures, with a minimum of 21°C (70°F) and a maximum of 29°C (85°F), averaging at 26°C (78°F). While it also sees precipitation, with 172 mm (6.8 in) over 14 days, the humidity is lower at 78%. For more details, check out Zhoushan weather in September.

In May, the weather tends to be slightly cooler, with average temperatures ranging from a minimum of 14°C (58°F) to a maximum of 24°C (75°F). This month experiences significant precipitation, totaling 199 mm (7.8 in) over approximately 12 days, and the humidity remains high at 88%. In contrast, October offers warmer temperatures, with averages between 16°C (60°F) and 27°C (82°F). The rainfall is less intense, with about 150 mm (5.9 in) over 10 days and a lower humidity level of 79%. For more detailed insights, you can explore Zhoushan weather in October.

May and November present contrasting weather patterns. May enjoys warmer temperatures, with an average of 19°C (67°F) and maximums reaching up to 24°C (75°F), while November's average dips to 17°C (63°F), with a maximum of 22°C (72°F). Precipitation levels in May are significantly higher, with 199 mm (7.8 in) over 12 days, compared to November's 82 mm (3.2 in) over just 10 days. Additionally, May is marked by higher humidity at 88%, whereas November experiences a slightly lower humidity level at 80%. For a more detailed overview, check Zhoushan weather in November.

In May, the weather contrasts sharply with December, characterized by warmer temperatures and higher humidity. With average temperatures ranging from a mild 14°C (58°F) to a pleasant 24°C (75°F) and significant rainfall of 199 mm (7.8 in) over 12 days, May has an inviting yet humid atmosphere with 88% humidity. In comparison, December experiences much cooler weather, with average temperatures between -1°C (30°F) and 19°C (67°F). Precipitation drops to 86 mm (3.4 in) over 11 days, and the humidity is slightly lower at 80%. For a detailed look at the December climate, you can visit Zhoushan weather in December.

Compare Zhoushan's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Zhoushan

As May unfolds in Zhoushan, it brings a pleasant shift in temperatures compared to the cooler months that preceded it. With average highs around 24°C (75°F), the weather begins to feel more inviting, making outdoor activities more enjoyable. However, the month also sees a notable increase in precipitation, with about 199 mm (7.8 in) spread across nearly half the month, reminding us that spring transitions to early summer can be quite wet. The humidity remains high at 88%, adding a tropical feel to the air. For a deeper dive into what to expect throughout the year, check out Zhoushan Climate.