June Weather in Suzhou, China

Last updated: August 21, 2025

June in Suzhou, China offers a vibrant summer experience characterized by warm temperatures and substantial humidity. The average temperature hovers around 27°C (80°F), with peaks soaring to a scorching 39°C (103°F). Residents and visitors can expect a refreshing respite from the heat during cooler evenings, where temperatures dip to a minimum of 14°C (58°F). Rainfall is also a notable feature of the month, with 135 mm (5.3 in) spread across approximately 7 days. With an average humidity level of 79%, the air feels particularly muggy, making it essential to stay hydrated and seek shade on sunny days. Embrace the intriguing blend of warmth and moisture that defines this lively month in Suzhou!

June Temperature in Suzhou

In June, Suzhou welcomes the summer with temperatures that soar to their highest levels of the year. The month sees a minimum temperature of 14°C (58°F), providing a warm start to the days, while average highs reach a sizzling 39°C (103°F), making this period the epitome of heat in the region. As the locals enjoy the vibrant atmosphere, the soaring temperatures can be quite a contrast to the chilly winter months, where January's average barely scrapes above freezing. This rapid rise from May's comfortable 22°C (72°F) average showcases Suzhou's transition into a humid, sultry summer filled with sunshine, encouraging both residents and visitors to seek relief in the city’s parks and waterways. The stark increase in warmth, coupled with long daylight hours, establishes June as a bustling time for outdoor activities and cultural festivities.

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

The chart illustrates June temperature patterns in Suzhou, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Suzhou, 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).
JanFebMarAprMayJunJulAugSepOctNovDec364152617280828274625239
Data source: Temperature data for Suzhou 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.

June Precipitation in Suzhou

In June, Suzhou experiences a significant uptick in precipitation, with an impressive 135 mm (5.3 in) of rainfall measured over seven days. This dramatic increase marks a key transition into the peak of the rainy season, with June's rainfall nearly doubling that of May’s 67 mm (2.6 in). As the city welcomes the warm summer months, the patterns of monsoon-like rains begin, setting the stage for the even more intense downpours that follow in July, which averages 319 mm (12.6 in). Notably, this trend of increasing precipitation is characteristic of Suzhou’s climate, where the shift into summer is marked not just by higher temperatures, but also by a marked rise in rainfall frequency and intensity.

June Precipitation Trends in Suzhou

The chart displays monthly precipitation patterns in Suzhou, 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 Suzhou, June typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec322539366713531916879492921
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

June Humidity in Suzhou

June in Suzhou, China, experiences a humility level of 79%, signaling a slight dip compared to the preceding months, which generally hover around the 80% mark. This month serves as a transition, as the city approaches the hottest and most humid summer months. Following June, July sees a significant rise to 88%, making it the peak of the humidity cycle. Interestingly, although June is not the worst in terms of moisture, it is notably more comfortable than the extreme humidity that follows. The trend from spring to summer reveals a gradual increase in humidity levels, creating a lush but occasionally challenging environment, especially as the year progresses towards its wettest months.

June Average Humidity in Suzhou

This chart illustrates the average monthly humidity levels in Suzhou, 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 Suzhou is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec68%73%81%82%80%79%88%84%71%75%84%77%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Suzhou

In June, Suzhou, China experiences a very high UV Index of 10, mirroring the intensity seen in May and continuing into the peak summer months of July and August. This indicates a consistent need for sun protection, as the burn time is notably short at just 15 minutes. Following a gradual rise from a moderate index in January and February, residents and visitors alike should be particularly vigilant during this time of year. With such elevated UV levels, it’s essential to stay informed and protect your skin accordingly. For more detailed information, check out the comprehensive Suzhou UV Index.

Maximum UV Index Levels in Suzhou for June

The chart shows the monthly maximum UV Index (UVI) for Suzhou 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 Suzhou typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec4578101010109853
Data source: Suzhou 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 Suzhou

As June arrives in Suzhou, the city basks in an impressive 298 hours of sunshine, marking a peak in daylight as summer unfolds. This month stands out not just for its radiant weather but also represents the culmination of a steady upward trend in sunshine hours since the start of the year. Following the relatively modest January with just 177 hours, sunshine steadily increases throughout the spring, with May's 293 hours paving the way for June's vibrant glow. The warmth continues into July and August, maintaining the summer's welcoming embrace. This seasonal progression not only highlights Suzhou's beautiful climate but also invites residents and visitors alike to revel in the outdoors during these sun-drenched days.

Monthly Sunshine Duration in Suzhou: June Highlighted

The June sunshine duration represents the total number of hours Suzhou 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.
JanFebMarAprMayJunJulAugSepOctNovDec177h231h264h263h293h298h304h301h262h231h228h234h
Data source: Suzhou June Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Suzhou During June

In Suzhou, China, the likelihood of sunny weather experiences a notable shift throughout the year. While January boasts a robust 57% chance of sunshine, this percentage declines to 31% by April, signaling the arrival of the rainy season. Interestingly, June shows a slight improvement with a 37% chance of sun, although still not as favorable as the winter months. As summer approaches, the probability continues to fluctuate, hitting its lowest in July at 26%. Overall, while June offers a glimmer of hope for sunny days, it remains a transition month, caught between the drizzles of late spring and the humid heat of summer.

Percentage of Sunny Days in June in Suzhou

The chart illustrates the percentage of sunny days in Suzhou 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 Suzhou experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec57%49%32%31%38%37%26%36%43%38%64%71%
Data source: Suzhou June chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Suzhou in June

As June arrives in Suzhou, China, the city basks in an impressive 14 hours of daylight, marking the peak of sunlight for the year. This month continues the upward trend seen since March, when daylight began to gradually increase from 11 hours to the current peak. Following the lush blooms of spring in April and May, June’s longer days invite residents and visitors alike to enjoy outdoor activities and gatherings. As summer progresses into July, Suzhou maintains these extended daylight hours, allowing for vibrant evenings filled with warmth and light. However, the subsequent months from August to December will witness a gentle decline in daylight, transitioning the city's rhythm toward the quieter, dimmer days of winter.

Average Daylight Hours in Suzhou for June

The chart illustrates the variation in daylight duration in Suzhou throughout the year, with June highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 10m10h 57m11h 58m13h 1m13h 53m14h 19m14h 6m13h 20m12h 21m11h 19m10h 24m9h 56m
Data source: Suzhou daylight hours, calculated by summing the hours between sunrise and sunset for each day.

June Winds in Suzhou

In June, Suzhou experiences a gentle breeze with an average wind speed of 2.7 m/s (6 mph), slightly less vigorous than the preceding months. This decrease marks a transition from the spring's mild gusts to the more stifling summer heat, hinting at the calm before the hotter July winds pick up to 3.6 m/s (8 mph). Interestingly, June stands out as one of the quieter months when compared to both the brisker spring days and the approaching summer intensity. Overall, the wind patterns illustrate a subtle ebb and flow, reflecting the unique climatic shift as Suzhou embraces the warmth of summer.

Average June Wind Speed in Suzhou

The chart displays monthly wind speed patterns in Suzhou, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.83.53.02.93.12.7 m/s3.62.32.82.72.92.6
Data source: Suzhou June wind data, generated using information from the Copernicus Climate Change Service.

How June Weather in Suzhou Compares to Other Months

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

June and January present starkly contrasting weather patterns. In June, temperatures soar with a minimum of 14°C (58°F) and can reach a maximum of 39°C (103°F), leading to an average of 27°C (80°F). The month is marked by high humidity at 79% and significant rainfall, totaling 135 mm (5.3 in) over about 7 days. In contrast, January experiences much colder conditions, with temperatures ranging from a minimum of -11°C (12°F) to a maximum of 17°C (62°F), resulting in an average of just 2°C (36°F). Precipitation is minimal during this month at 32 mm (1.3 in) over 4 days, with lower humidity levels at 68%. For more detailed information, you can visit Suzhou weather in January.

June and February present a stark contrast in weather conditions. June boasts significantly warmer temperatures, with averages around 27°C (80°F) and highs reaching up to 39°C (103°F), accompanied by increased humidity at 79%. However, it also sees a considerable amount of rainfall, averaging 135 mm (5.3 in) across about 7 rainy days. In contrast, February is much cooler, with average temperatures of just 5°C (41°F) and nighttime lows plunging to -7°C (20°F). Precipitation is minimal during this month, totaling only 25 mm (1.0 in) over about 5 days, and humidity levels are slightly lower at 73%. For more details on February weather in Suzhou, visit Suzhou weather in February.

June experiences significantly warmer weather compared to March, with average temperatures soaring to around 27°C (80°F) and highs reaching up to 39°C (103°F). In contrast, March has much cooler temperatures, with a minimum of -2°C (29°F) and an average of only 11°C (52°F). While June sees a substantial amount of rainfall at 135 mm (5.3 in) over 7 days, March's precipitation is considerably less, totaling 39 mm (1.5 in) over 6 days. Interestingly, despite the higher humidity in June at 79%, March's humidity remains relatively high at 81%. For more detailed insights on March weather, you can check Suzhou weather in March.

April and June exhibit notable differences in weather patterns. In April, temperatures start off cool, with a minimum of 2°C (36°F) and an average of 16°C (61°F), peaking at 32°C (89°F). The month sees relatively low precipitation, with only 36 mm (1.4 in) over about 6 days, and humidity remains high at 82%. In contrast, June is much warmer, with minimum temperatures of 14°C (58°F) and a soaring average of 27°C (80°F), reaching highs of 39°C (103°F). This month experiences significantly higher precipitation, totaling 135 mm (5.3 in) across 7 days, while humidity remains high at 79%. For a closer look at April's weather in more detail, you can check Suzhou weather in April.

June weather is notably warmer compared to May, with average temperatures rising from 22°C (72°F) in May to a balmy 27°C (80°F) in June. The maximum temperatures also peak higher in June, reaching up to 39°C (103°F), while May sees a maximum of 37°C (98°F). Additionally, June experiences significantly more precipitation, with 135 mm (5.3 in) distributed over 7 days, compared to just 67 mm (2.6 in) over 6 days in May. The humidity remains relatively consistent, with June at 79% and May slightly higher at 80%. For a closer look at May weather specifics, you can check Suzhou weather in May.

June and July exhibit distinct weather patterns, with July generally being warmer and more humid. In June, temperatures range from a minimum of 14°C (58°F) to a maximum of 39°C (103°F), while July sees a higher minimum temperature of 20°C (67°F) and an average of 28°C (82°F). Precipitation significantly increases in July, with 319 mm (12.6 in) of rainfall over 14 days compared to June's 135 mm (5.3 in) over just 7 days. This rise in rainfall correlates with higher humidity levels in July at 88%, compared to June's 79%. For more details, you can check Suzhou weather in July.

June and August in Suzhou present notable differences in weather patterns, although both months are characterized by warmth and humidity. In June, temperatures range from a minimum of 14°C (58°F) to a maximum of 39°C (103°F), with an average of 27°C (80°F). Rainfall is significant, with 135 mm (5.3 in) spread over 7 days, and humidity is quite high at 79%. In contrast, August sees slightly warmer temperatures, with a minimum of 17°C (63°F), an average of 28°C (82°F), and a maximum of 36°C (97°F). Precipitation increases to 168 mm (6.6 in) over 13 days, accompanied by a marginal rise in humidity to 84%. This comparison highlights a gradual transition towards more rainfall and higher humidity as summer progresses. For more detailed climate information, visit Suzhou weather in August.

June and September present distinct weather characteristics. In June, temperatures can soar with a minimum of 14°C (58°F), averaging 27°C (80°F) and reaching a peak of 39°C (103°F). The month is also marked by high humidity at 79% and significant rainfall totaling 135 mm (5.3 in) over 7 days. In contrast, September features a cooler climate, with temperatures ranging from a minimum of 14°C (57°F) to an average of 23°C (75°F) and a maximum of 34°C (93°F). The precipitation in September is lower, totaling 79 mm (3.1 in) over the same number of days, and humidity decreases to 71%. For a more detailed look at September weather, visit Suzhou weather in September.

June and October present markedly different weather patterns. In June, temperatures range significantly, with a minimum of 14°C (58°F) and a hot average of 27°C (80°F), peaking at a scorching 39°C (103°F). This month also experiences substantial rainfall, with 135 mm (5.3 in) over about 7 days, accompanied by high humidity at 79%. In contrast, October offers a cooler climate with temperatures starting at a low of 2°C (37°F), averaging around 17°C (62°F), and a maximum of 34°C (94°F). The month is much drier, receiving only 49 mm (1.9 in) of precipitation over 5 days, and the humidity is slightly lower at 75%. For more detailed insights about October's climate, check out Suzhou weather in October.

June and November present a stark contrast in weather conditions. June boasts warmer temperatures, with an average of 27°C (80°F) and the possibility of soaring up to 39°C (103°F). This month also experiences significant rainfall, totaling 135 mm (5.3 in) over about 7 days, contributing to a humidity level of 79%. In contrast, November sees much cooler temperatures, with an average of only 11°C (52°F) and nighttime lows dropping to -3°C (27°F). Rainfall is minimal, at just 29 mm (1.1 in) across 4 days, and humidity is slightly higher at 84%. For those curious about the specifics of November weather, you can explore more at Suzhou weather in November.

June and December present a stark contrast in weather conditions. June boasts warm temperatures, ranging from a minimum of 14°C (58°F) to a scorching maximum of 39°C (103°F), with an average temperature of 27°C (80°F). This month also sees considerable rainfall, totaling 135 mm (5.3 in) over about 7 days, and a high humidity level of 79%.

In contrast, December experiences much cooler weather, with temperatures dipping to a minimum of -13°C (9°F) and an average of just 4°C (39°F), peaking at 18°C (64°F). Precipitation is minimal in December, totaling only 20 mm (0.8 in) across about 3 days, and humidity levels remain slightly lower at 77%. For more detailed insights, you can check out Suzhou weather in December.

Compare Suzhou's Climate with Cities Worldwide

Conclusion: What to Expect From June Weather in Suzhou

As June wraps its warm embrace around Suzhou, the weather shifts dramatically from the cooler months, making way for a sultry atmosphere characterized by increased humidity and higher temperatures. This month showcases a bustling blend of mild mornings and sweltering afternoons, setting the stage for vibrant summer activities. With an average temperature of 27°C (80°F) and the potential for the hottest days soaring to 39°C (103°F), June offers a distinct transformation in climate that invites both adventure and perspiration. However, it also brings its share of rain, with about 135 mm of precipitation over a week, reminding residents and visitors alike that a summer shower can be just a moment away. For more insights into what to expect throughout the year, explore the comprehensive details available at Suzhou Climate.