June Weather in Jiangnan, China

Last updated: August 21, 2025

June in Jiangnan, China brings a mix of warm temperatures and ample rainfall, making it a vibrant month for the region. With maximum temperatures soaring up to 37°C (99°F) and an average of 29°C (84°F), residents and visitors experience the heat alongside a refreshing minimum of 20°C (68°F). However, the weather is quite humid, with levels reaching around 80%, creating a muggy atmosphere. The month also sees significant precipitation, totaling 275 mm (10.8 in) over approximately 23 days, ensuring lush landscapes that define the beauty of Jiangnan's summer.

June Temperature in Jiangnan

In June, the temperatures in Jiangnan, China, mark a noticeable shift toward the summer heat. With a minimum of 20°C (68°F) and an average around 29°C (84°F), this month enjoys an inviting warmth that complements the region's lush landscapes. The maximum temperature soars to a striking 37°C (99°F), signaling the onset of the hottest period of the year. This upward trend from the cooler preceding months reflects not only the transition to summer but also the region's unique climatic patterns. As the days grow longer and sunnier, June beckons outdoor activities and vibrant festivities, encapsulating the essence of summer in Jiangnan.

June Weather in Jiangnan: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in Jiangnan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Jiangnan, June 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).
JanFebMarAprMayJunJulAugSepOctNovDec586068738083848382746859
Data source: Temperature data for Jiangnan 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.

June Precipitation in Jiangnan

June marks a significant peak in precipitation in Jiangnan, China, with a striking 275 mm (10.8 in) of rainfall over 23 days. This surge represents a dramatic increase from the previous months, particularly following May's total of 175 mm (6.9 in). The rainy season truly takes hold as the region transitions into summer, with consistently wet days setting a trend that leads to the highest monthly rainfall before the monsoon begins to taper off in July. This pattern not only underscores June's pivotal role in the annual climate cycle of Jiangnan but also highlights the region's lush, green landscape that thrives on this abundant moisture. As the rainfall begins to decline in the subsequent months, the memory of June's torrential outbursts lingers in the air, shaping the local environment and its agricultural rhythms.

June Precipitation Trends in Jiangnan

The chart displays monthly precipitation patterns in Jiangnan, with values for each month alongside June’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June’s conditions compare to those of other months. In Jiangnan, June typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec4160103961752752132641701174048
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Jiangnan

In Jiangnan, China, June marks a significant shift in humidity levels, surging to an average of 80%. This rise follows the gradual increase seen in the preceding months, with May already experiencing a robust 74% humidity. The transition to June heralds the onset of summer, contributing to the region's lush, green landscapes, but also signaling the beginning of a more oppressive climate. As the humidity peaks in July at 89%, it becomes clear that June serves as a precursor to this sweltering trend, setting the stage for the humid months ahead. This pattern highlights not only the seasonal variations in Jiangnan's climate but also the region's characteristic subtropical environment, where humidity remains a defining feature throughout the year.

June Average Humidity in Jiangnan

This chart illustrates the average monthly humidity levels in Jiangnan, with June’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In June, average humidity in Jiangnan is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec56%62%62%58%74%80%89%88%72%64%61%63%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Jiangnan

In June, Jiangnan experiences an extreme UV Index of 13, a trend that continues from May and is consistent with the following months of July and August. This peak signifies a higher risk of harm from unprotected sun exposure, where even brief outings can lead to skin burns in just 10 minutes. As the summer sun intensifies, it's crucial to prioritize sun safety measures, especially as similar extreme levels persist throughout the season. With these elevated UV levels, residents and visitors alike should stay informed and prepared by checking the detailed information available at Jiangnan UV Index.

Maximum UV Index Levels in Jiangnan for June

The chart shows the monthly maximum UV Index (UVI) for Jiangnan in June, 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 June, the maximum UV index in Jiangnan typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec710111113131313111187
Data source: Jiangnan June 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.

June Sunshine in Jiangnan

In Jiangnan, China, June shines brightly with an impressive 279 hours of sunshine, contributing to the region's reputation as a summer paradise. This month, while slightly less sun-drenched than the 295 hours recorded in July, still captures the essence of warmth and vibrant activity that defines the summer season. Following a spectacular May with 288 hours, June reflects a slight dip in sunshine, yet it is part of a clear upward trend as the region transitions into summer. The gradual increase from the cooler months of January to April highlights a delightful transition, transforming Jiangnan into a brilliant tapestry of colors and life by mid-year. This steady accumulation of sunshine fosters a vivacious atmosphere, perfect for outdoor festivities and exploration.

Monthly Sunshine Duration in Jiangnan: June Highlighted

The June sunshine duration represents the total number of hours Jiangnan experiences direct sunlight during the month of June, excluding cloudy or obstructed periods. This chart compares the sunshine duration of June with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec140h192h155h200h288h279h295h289h282h255h227h228h
Data source: Jiangnan June Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Jiangnan During June

When it comes to the likelihood of sunny weather in Jiangnan, China, June stands out as one of the months with the lowest chance of sun, sitting at just 16%. This is a notable decline compared to earlier months, particularly January and February, where the sunniest days enjoy chances over 47%. Following the early spring months, which also boast modest sunny probabilities, June's diminished sunshine rates signal the onset of the rainy season in the region. Hence, while the start of summer typically beckons pleasant weather elsewhere, in Jiangnan, June often clouds over with rain rather than shining brightly. This trend highlights the importance of planning for wet conditions rather than expecting sunny outings during this time.

Percentage of Sunny Days in June in Jiangnan

The chart illustrates the percentage of sunny days in Jiangnan throughout the year, with June 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 Jiangnan experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec47%49%20%21%32%16%29%15%35%35%40%48%
Data source: Jiangnan June chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Jiangnan in June

In Jiangnan, China, the progression of daylight duration throughout the year reveals a fascinating rhythm of change, particularly in June when the daylight reaches an inviting 13 hours. After gradually increasing from 10 hours in January, the sun begins to linger longer, peaking in both May and June. This splendid brightness during the early summer months is an enchanting precursor to the slightly shorter days that follow; both July and August maintain the same generous daylight. As the year shifts toward fall, daylight begins to taper off, returning to 11 hours in November and then further retreating to 10 hours by December. This cyclical dance of light and shadow not only enhances the beauty of Jiangnan's landscapes but also marks the changing seasons in a region rich with cultural significance.

Average Daylight Hours in Jiangnan for June

The chart illustrates the variation in daylight duration in Jiangnan throughout the year, with June highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 53m11h 22m12h 1m12h 40m13h 13m13h 29m13h 21m12h 52m12h 15m11h 35m11h 2m10h 44m
Data source: Jiangnan daylight hours, calculated by summing the hours between sunrise and sunset for each day.

June Winds in Jiangnan

In June, Jiangnan experiences a gentle breeze with an average wind speed of 2.9 m/s (6 mph), creating a pleasant atmosphere as summer unfolds. This slight dip in wind speed from May's 3.1 m/s indicates a trend where breezes begin to soften as the region transitions fully into the warmer months. Notably, June's wind is still notably stronger than the upcoming lull in July, where it drops to 2.4 m/s (5 mph). Overall, the wind patterns in Jiangnan reflect a gradual ebb during the summer months, embracing a more tranquil rhythm that invites enjoyment of the season's lush landscapes.

Average June Wind Speed in Jiangnan

The chart displays monthly wind speed patterns in Jiangnan, with values for each month shown alongside June's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how June's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.62.53.02.83.12.9 m/s2.42.51.73.32.62.4
Data source: Jiangnan June wind data, generated using information from the Copernicus Climate Change Service.

How June Weather in Jiangnan Compares to Other Months

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

In June, the weather is characterized by significantly warmer temperatures, with a minimum of 20°C (68°F) and an average high of 29°C (84°F), peaking at 37°C (99°F). This month is also marked by high humidity levels at around 80% and substantial rainfall, accumulating 275 mm (10.8 in) over 23 days. In sharp contrast, January experiences much cooler conditions, presenting temperatures that range from a chilly 4°C (39°F) to a comfortable maximum of 27°C (82°F), with an average of 14°C (58°F). Precipitation is minimal, totaling just 41 mm (1.6 in) over 7 days, and the humidity is lower at 56%. For a more detailed comparison, you can explore Jiangnan weather in January.

The weather in June and February presents a stark contrast, both in temperature and precipitation. June boasts significantly higher temperatures, with a minimum of 20°C (68°F) and an average of 29°C (84°F), leading up to sweltering maximums of 37°C (99°F). In stark contrast, February has a cooler climate, starting with a low of 4°C (40°F) and averaging 15°C (60°F), with highs reaching only 29°C (85°F). Additionally, June experiences much heavier rainfall, with a total precipitation of 275 mm (10.8 in) spread over 23 days, compared to February's 60 mm (2.4 in) across just 8 days. Humidity levels are also notably higher in June at 80%, while February sees a more moderate 62%. For those interested in more details about February's climate, you can refer to this link: Jiangnan weather in February.

In June, the weather tends to be significantly warmer and more humid compared to March, with temperatures ranging from a minimum of 20°C (68°F) to a scorching maximum of 37°C (99°F) and an average around 29°C (84°F). Conversely, March experiences milder temperatures, with lows of 9°C (48°F) and highs reaching 31°C (89°F), averaging 20°C (68°F). Additionally, June is characterized by heavy rainfall, accumulating 275 mm (10.8 in) over 23 days, while March sees a much lighter precipitation of 103 mm (4.1 in) over 18 days. For a more detailed look at March weather patterns, visit Jiangnan weather in March.

In comparing the weather of June and April, it's evident that June is significantly warmer and more humid. June features a minimum temperature of 20°C (68°F) and an average of 29°C (84°F), soaring to a maximum of 37°C (99°F), while April starts much cooler, with temperatures ranging from a minimum of 11°C (52°F) to an average of 23°C (73°F) and peaking at 36°C (97°F). Rainfall is also more prevalent in June, with 275 mm (10.8 in) of precipitation over 23 days, compared to April’s 96 mm (3.8 in) over just 15 days. The humidity in June reaches a notable 80%, in contrast to April’s more comfortable 58%. For a more detailed look at the weather patterns, you can check Jiangnan weather in April.

June experiences warmer temperatures compared to May, with minimums reaching 20°C (68°F) and averages of 29°C (84°F), while May has a lower average of 26°C (80°F) and a minimum of 16°C (61°F). The maximum temperatures are also slightly higher in June, hitting 37°C (99°F), compared to May's peak of 36°C (98°F). Additionally, June is much wetter, with 275 mm (10.8 in) of precipitation over 23 days, whereas May receives 175 mm (6.9 in) over 20 days. The humidity also rises in June to 80%, up from May's 74%. For further insights on May's weather, please visit Jiangnan weather in May.

June and July present similar atmospheric conditions but with notable differences. June experiences a minimum temperature of 20°C (68°F) and peaks at 37°C (99°F), while July starts off warmer, with minimums rising to 24°C (75°F) and maximums reaching 38°C (100°F). Both months see an average temperature of around 29°C (84°F for June and 85°F for July), but July's slightly higher temperatures coincide with increased humidity, climbing to 89% from June's 80%. Additionally, June has higher precipitation levels at 275 mm (10.8 in) compared to July's 213 mm (8.4 in), although both months experience rainfall across 23 days. For more details, you can refer to Jiangnan weather in July.

June and August feature similar average temperatures, with both months averaging around 29°C (84°F) and peaking at a maximum of 37°C (99°F). However, June tends to be slightly cooler at night, with temperatures dropping to a minimum of 20°C (68°F), compared to August's minimum of 24°C (75°F). In terms of precipitation, June experiences a bit more rain, with 275 mm (10.8 in) over 23 days, while August sees 264 mm (10.4 in) across 25 days. Additionally, August has a higher humidity level at 88%, compared to June's 80%. For more detailed insights, you can explore Jiangnan weather in August.

In comparing the weather between June and September, both months exhibit similar minimum temperatures, starting at around 20°C (68°F). However, June typically sees a higher average temperature of 29°C (84°F) compared to September's average of 28°C (82°F). Maximum temperatures also show a slight difference, with June peaking at 37°C (99°F) while September reaches a maximum of 36°C (97°F). Precipitation significantly decreases from June's 275 mm (10.8 in) over 23 rainy days to September's 170 mm (6.7 in) across 18 days, resulting in lower humidity levels in September at 72%, compared to June's 80%. For more detailed insights, you can check Jiangnan weather in September.

June weather is characterized by high temperatures, with a minimum of 20°C (68°F) and an average of 29°C (84°F), peaking at a scorching 37°C (99°F). Coupled with significant precipitation, which amounts to 275 mm (10.8 in) over 23 rainy days and high humidity at 80%, June can feel quite oppressive. In contrast, October offers a more moderate climate, featuring lower temperatures ranging from a minimum of 15°C (59°F) to an average of 23°C (74°F), and a maximum of 34°C (94°F). The month also sees reduced rainfall of 117 mm (4.6 in) spread over 13 days, accompanied by lower humidity at 64%, making it a much more pleasant time of year. For more details on October weather in Jiangnan, you can visit Jiangnan weather in October.

June and November present markedly different weather conditions. June is characterized by high temperatures, with an average of 29°C (84°F) and maximums reaching up to 37°C (99°F), alongside considerable rainfall averaging 275 mm (10.8 in) over 23 days, leading to high humidity levels around 80%. In contrast, November offers a cooler climate, with average temperatures dropping to 20°C (68°F) and maximums peaking at 29°C (85°F). The precipitation in November significantly decreases to 40 mm (1.6 in) over just 9 days, resulting in a lower humidity of 61%. For more details on November weather, you can visit Jiangnan weather in November.

In June, the weather is characterized by warm temperatures, with a minimum of 20°C (68°F) and an average high of 29°C (84°F). The month experiences significant rainfall, totaling 275 mm (10.8 in) over 23 days, combined with high humidity levels of 80%, creating a muggy atmosphere. In contrast, December brings much cooler temperatures, with a minimum of 4°C (40°F) and an average high of 15°C (59°F), providing a more comfortable climate. The precipitation in December significantly decreases to 48 mm (1.9 in) over just 8 days, accompanied by lower humidity at 63%. For those seeking more detailed insights, you can explore Jiangnan weather in December.

Compare Jiangnan's Climate with Cities Worldwide

Conclusion: What to Expect From June Weather in Jiangnan

June in Jiangnan marks a distinct transition, embracing the warmth of summer with temperatures soaring to a peak that can touch 37°C (99°F). This month stands apart from the milder conditions of spring, bringing an average warmth that nudges closer to 30°C while the humidity levels rise to about 80%, creating a lush, tropical atmosphere. Frequent rain showers, with 23 days of precipitation totaling 275 mm, add a refreshing relief from the heat, transforming landscapes into vibrant shades of green. Unlike the drier spells seen earlier in the year, June sets the stage for a dynamic and humid climate, perfect for those who revel in the embrace of summer. For a deeper understanding of this region's diverse weather patterns, explore Jiangnan Climate.