July Weather in Jiangnan, China

Last updated: August 21, 2025

July in Jiangnan, China is marked by sweltering temperatures, with a maximum reaching 39°C (103°F) and an average of 28°C (83°F), creating a warm and humid environment. Nights offer a slight respite as temperatures dip to a minimum of 21°C (70°F). This month also brings significant rainfall, accumulating to 184 mm (7.3 in) over approximately 16 days, resulting in a humidity level averaging around 85%. Prepare for a blend of heat and moisture that characterizes this vibrant season in Jiangnan.

July Temperature in Jiangnan

In July, Jiangnan, China, experiences its peak summer warmth, with temperatures reaching a stifling maximum of 39°C (103°F). The month opens with a minimum temperature of 21°C (70°F), ensuring that even the nights remain warm and balmy. The average temperature hovers around 28°C (83°F), creating a vibrant atmosphere perfect for summer activities. Notably, this month stands out as the hottest in the region, following a gradual increase in temperatures from the cooler months of early spring. As the heat intensifies, it's clear that summer fully envelops Jiangnan, making it a time for outdoor fun, vibrant festivals, and the lush scenery that thrives under the warm sun.

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

The chart illustrates July 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, July 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).
JanFebMarAprMayJunJulAugSepOctNovDec465059667177838475655648
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.

July Precipitation in Jiangnan

In July, Jiangnan experiences a notable increase in precipitation, receiving approximately 184 mm (7.3 in) of rain over 16 days. This significant rainfall marks a peak in the region's wet season, following the already high totals of May and June, which recorded 186 mm (7.3 in) and 151 mm (6.0 in) respectively. As summer progresses, the frequency of rainy days remains steady, creating a humid atmosphere ideal for lush greenery. Interestingly, August sees a decrease in both precipitation amount and rainy days, dropping to 138 mm (5.4 in) over just 13 days, indicating a gradual transition towards the drier autumn months ahead. Overall, July stands out as a pivotal month in Jiangnan's climate, reinforcing its reputation for abundant summer rainfall.

July Precipitation Trends in Jiangnan

The chart displays monthly precipitation patterns in Jiangnan, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Jiangnan, July typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec30471011391861511841381791186029
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in Jiangnan

July in Jiangnan, China, marks a peak in humidity, maintaining a notable 85% level that reflects the region's sultry summer climate. This figure mirrors June's humidity, showcasing a steady trend of increasing moisture levels as the year progresses. The warmth of July is enveloped by rising humidity, which started at 72% in January and consistently climbed, reaching an impressive 87% in August before beginning to taper off in September. The pattern suggests a significant seasonal shift towards dampness, heavily influenced by the subtropical monsoon climate, making Jiangnan's summers not just warm but distinctly muggy. As such, July serves as a reminder of the region's lush landscapes and vibrant ecosystems, thriving amid the sticky air.

July Average Humidity in Jiangnan

This chart illustrates the average monthly humidity levels in Jiangnan, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Jiangnan is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec72%76%80%77%82%85%85%87%84%81%86%81%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Jiangnan

In July, Jiangnan experiences a significant peak in its UV Index, reaching 12, which categorizes the exposure as extreme. This trend continues from June, where the UV Index also stood at 11, signifying a marked increase in sunlight intensity as the summer progresses. With a burn time of just 10 minutes, it's crucial for residents and visitors alike to take protective measures against potential skin damage during this period. Interestingly, this intensity is consistent with August, creating a sustained stretch of high UV exposure that emphasizes the need for precautions throughout the peak summer months. For more detailed information on the UV Index in Jiangnan, visit Jiangnan UV Index.

Maximum UV Index Levels in Jiangnan for July

The chart shows the monthly maximum UV Index (UVI) for Jiangnan in July, 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 July, the maximum UV index in Jiangnan typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec56810111112129964
Data source: Jiangnan July 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.

July Sunshine in Jiangnan

In July, Jiangnan, China basks in the glow of 298 hours of sunshine, marking it as one of the sunniest months of the year. This vibrant display of sunlight comes as a delightful culmination of a steady increase throughout the spring and early summer months; from a mere 107 hours in January to a robust 251 hours by June. The momentum continues into August, where sunshine peaks at 313 hours, truly showcasing the region's warm embrace of summer. This upward trend exemplifies the transition from the cooler winter months, where daylight is scarce, to the lush, bright expanses of summer, offering residents and visitors alike an array of outdoor adventures under a luminous sky.

Monthly Sunshine Duration in Jiangnan: July Highlighted

The July sunshine duration represents the total number of hours Jiangnan experiences direct sunlight during the month of July, excluding cloudy or obstructed periods. This chart compares the sunshine duration of July with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec107h155h191h210h243h251h298h313h217h141h148h122h
Data source: Jiangnan July Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Jiangnan During July

In July, Jiangnan, China experiences a notable uptick in sunny weather, with a 31% chance of clear skies, mirroring the sunny disposition of January. As summer reaches its peak, this consistency invites outdoor adventures and leisure activities, a stark contrast to the overcast conditions seen in prior months such as April and June, where chances of sun dip to 15% and 14% respectively. While August sees a slight decrease to 25%, July stands out as a bright highlight in the yearly weather pattern, providing ample opportunity for sun-seekers to bask in warmth and light during the summer season.

Percentage of Sunny Days in July in Jiangnan

The chart illustrates the percentage of sunny days in Jiangnan throughout the year, with July 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.
JanFebMarAprMayJunJulAugSepOctNovDec31%30%26%15%18%14%31%25%37%20%24%24%
Data source: Jiangnan July chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Jiangnan in July

In Jiangnan, China, the daylight duration experiences a dynamic transformation throughout the year. Starting with a modest 10 hours in January, the days gradually lengthen, peaking in June at 14 hours of vibrant sunlight. As summer arrives, July sees a slight dip back to 13 hours, creating a perfect blend of warmth and light that enriches the lush landscapes. This trend continues into August, maintaining the same duration, before gradually decreasing again in the fall months. By the time October rolls around, daylight is down to 11 hours, leading to the shorter days of winter that settle back to 10 hours by December. The rhythm of daylight in Jiangnan not only heralds the changing seasons but also influences the region's rich cultural and agricultural life.

Average Daylight Hours in Jiangnan for July

The chart illustrates the variation in daylight duration in Jiangnan throughout the year, with July highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 27m11h 7m11h 59m12h 53m13h 37m14h13h 48m13h 9m12h 18m11h 25m10h 39m10h 15m
Data source: Jiangnan daylight hours, calculated by summing the hours between sunrise and sunset for each day.

July Winds in Jiangnan

In July, the wind in Jiangnan, China, takes a gentle pause, with an average speed of 1.3 m/s (3 mph), marking it as one of the calmer months of the year. This slight dip from the preceding months hints at the sultry reach of summer, where warm air prevails and the bustling life along the waterways feels even more vibrant. As we transition from July into August, the winds pick up slightly again, hovering around 1.5 m/s, suggesting a delicate balance between the lingering heat and the promise of more dynamic shifts in the following months. Observing the pattern, we see that wind speeds fluctuate, generally increasing towards September when they peak at 1.9 m/s, indicating a seasonal shift that invites a refreshing change after the long, warm summer.

Average July Wind Speed in Jiangnan

The chart displays monthly wind speed patterns in Jiangnan, with values for each month shown alongside July's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how July's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec1.41.51.61.51.41.51.3 m/s1.51.91.51.31.3
Data source: Jiangnan July wind data, generated using information from the Copernicus Climate Change Service.

How July 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 July’s weather to other months in Jiangnan, focusing on differences in temperature, rainfall, humidity, and UV levels.

July and January present starkly contrasting weather conditions. In July, temperatures soar with a minimum of 21°C (70°F) and an average of 28°C (83°F), peaking at a sweltering 39°C (103°F). The month is characterized by high humidity at 85% and substantial rainfall, averaging 184 mm (7.3 in) over 16 days. In contrast, January experiences much cooler temperatures, with a minimum of -2°C (30°F), an average of 8°C (47°F), and a maximum of 17°C (63°F). Precipitation is considerably lower at 30 mm (1.2 in) over just 8 days, and humidity is also lower at 72%. This sharp contrast highlights the seasonal extremes faced in the region. For more detailed insights on January weather, you can visit Jiangnan weather in January.

When comparing the weather in July and February, the differences are striking. July boasts a much warmer climate with temperatures ranging from a minimum of 21°C (70°F) to a scorching maximum of 39°C (103°F), and an average temperature of 28°C (83°F). Additionally, it experiences significant precipitation, receiving 184 mm (7.3 in) over 16 days, all while maintaining a high humidity level of 85%. In contrast, February offers a much cooler experience, with temperatures ranging from a chilly 1°C (34°F) to a maximum of 25°C (78°F) and an average of just 10°C (50°F). The month sees far less rainfall at 47 mm (1.9 in) across 9 days, accompanied by a lower humidity of 76%. For a more detailed look at the weather patterns during February, you can visit Jiangnan weather in February.

July and March present contrasting weather experiences. In July, temperatures range from a minimum of 21°C (70°F) to a scorching maximum of 39°C (103°F), with an average of 28°C (83°F). The month sees significant rainfall, with 184 mm (7.3 in) distributed over 16 days, resulting in high humidity levels of 85%. In contrast, March offers much cooler conditions, with temperatures ranging from a minimum of 6°C (42°F) to a maximum of 32°C (90°F), averaging 15°C (59°F). Although March has less rainfall at 101 mm (4.0 in) spread over 15 days, the humidity is slightly lower at 80%. For more detailed information about March weather, you can check Jiangnan weather in March.

In comparing the weather conditions of July and April, it's evident that July experiences significantly warmer temperatures, with a minimum of 21°C (70°F) and an average of 28°C (83°F), peaking at a scorching 39°C (103°F). In contrast, April remains much cooler, with a minimum of 8°C (46°F) and an average of 19°C (66°F), reaching a maximum of just 34°C (94°F). Additionally, while July sees higher precipitation at 184 mm (7.3 in) over 16 days, April's rainfall is comparatively lower at 139 mm (5.5 in) over 14 days. The humidity is also higher in July, averaging 85% compared to 77% in April. For more specifics on April weather, you can visit Jiangnan weather in April.

In comparison to May, July experiences significantly warmer temperatures, with average highs reaching up to 28°C (83°F) compared to May's average of 22°C (71°F). The minimum temperatures in July are also notably higher, starting at 21°C (70°F) versus May’s 12°C (54°F). However, both months receive similar amounts of precipitation, with July recording 184 mm (7.3 in) over 16 days and May having 186 mm (7.3 in) across 19 days. While July has a slightly higher humidity level at 85%, May remains comfortable at 82%. To explore more about May weather in Jiangnan, you can visit Jiangnan weather in May.

In comparing the weather between July and June, July experiences notably higher temperatures, with a minimum of 21°C (70°F) and an average of 28°C (83°F), compared to June's minimum of 16°C (62°F) and average of 25°C (77°F). The maximum temperature in July can reach a scorching 39°C (103°F), slightly surpassing June's peak of 36°C (96°F). Both months see a similar level of precipitation, with July receiving 184 mm (7.3 in) and June receiving 151 mm (6.0 in), though both witness rainfall on approximately 16 days. Interestingly, humidity remains consistent at 85% for both months, contributing to a muggy atmosphere. For more detailed insights into June's weather, you can visit Jiangnan weather in June.

July and August both feature warm average temperatures, with July experiencing a minimum of 21°C (70°F) and an average high of 39°C (103°F), while August sees slightly cooler minimums at 19°C (67°F) and an average high of 40°C (104°F). Humidity levels remain high in both months, with July at 85% and August slightly higher at 87%. Precipitation is more significant in July, amounting to 184 mm (7.3 in) over 16 days, compared to August's 138 mm (5.4 in) over just 13 days. For more details about August weather patterns, check out this page: Jiangnan weather in August.

In comparison, July and September exhibit distinct weather patterns. July boasts a higher average temperature of 28°C (83°F) with maximums reaching up to 39°C (103°F), while September sees a cooler average of 24°C (75°F) and maximums around 37°C (100°F). Both months experience significant rainfall, with July receiving 184 mm (7.3 in) and September closely following with 179 mm (7.0 in), each accounting for precipitation across 16 days. Humidity remains relatively high in both months, with July at 85% and September slightly lower at 84%. For more detailed insights, you can check Jiangnan weather in September.

In July, the weather is characterized by high temperatures, with a minimum of 21°C (70°F) and a scorching maximum of 39°C (103°F), making it the hottest month of the year. Humidity is also quite high at 85%, leading to uncomfortable conditions for many. Precipitation is significant, averaging 184 mm (7.3 in) over 16 days, often resulting in intense rain.

In contrast, October experiences a more moderate climate, with temperatures ranging from a minimum of 9°C (49°F) to a maximum of 35°C (96°F), yielding an average of 18°C (65°F). The humidity decreases slightly to 81%, and although rain is still present, total precipitation drops to 118 mm (4.6 in) over 15 days. This shift creates a much more pleasant atmosphere, which is detailed further in the link provided: Jiangnan weather in October.

July and November present a striking contrast in weather conditions. In July, temperatures soar with a minimum of 21°C (70°F) and an average high of 28°C (83°F), reaching peaks of up to 39°C (103°F). This month also experiences substantial rainfall, with 184 mm (7.3 in) over 16 rainy days, coupled with high humidity at 85%. In contrast, November brings much cooler temperatures, with a minimum of 4°C (39°F) and an average high of 13°C (56°F), peaking at 26°C (79°F). The precipitation decreases significantly to 60 mm (2.4 in) over 12 days, while humidity remains slightly higher at 86%. For more details about the weather during this month, visit Jiangnan weather in November.

July and December present starkly contrasting weather conditions. In July, temperatures soar with minimums around 21°C (70°F), averaging a sweltering 28°C (83°F), and reaching highs of up to 39°C (103°F). This month is characterized by high humidity at 85% and substantial rainfall, with 184 mm (7.3 in) over approximately 16 days. In contrast, December experiences much cooler weather, where temperatures rarely drop below 0°C (32°F), averaging a mild 9°C (49°F) and peaking at 18°C (64°F). Precipitation is significantly lower, totaling just 29 mm (1.1 in) over 8 days, and humidity remains elevated at 81%. For more insights on the December climate, you can refer to Jiangnan weather in December.

Compare Jiangnan's Climate with Cities Worldwide

Conclusion: What to Expect From July Weather in Jiangnan

In July, Jiangnan experiences its warmest and most humid weather of the year, showcasing sweltering days with temperatures peaking at 39°C and an average that feels like a tropical retreat. The high humidity often amplifies the heat, making the summer air feel thick and heavy. This month also sees considerable rainfall, with frequent showers interrupting the heat, creating a vibrant lush landscape. Compared to other months, July stands out for its intense warmth and persistent precipitation, establishing a unique atmosphere that is both vibrant and challenging. To learn more about the regional climate patterns throughout the year, visit Jiangnan Climate.