Yiwu Weather in July

July is one of the peak summer months in Yiwu, Zhejiang Province, China. Known for its extensive small commodities market, Yiwu attracts numerous visitors year-round. However, July’s weather can be challenging due to high temperatures, high humidity, and frequent rainfall. Understanding the weather conditions in July is essential for planning activities and business operations in the city.

Weather Overview

July in Yiwu, China, is marked by very high temperatures, frequent rainfall, and extremely high humidity levels. The average temperature ranges from 26°C (79°F) to 35°C (95°F), with both day and night being hot and humid. The city experiences around 160 mm (6.3 inches) of rainfall spread over 14 to 16 days, with humidity levels ranging from 85% to 90%. Despite the frequent rain, Yiwu enjoys long daylight hours and a significant amount of sunshine. Light to moderate winds from the southeast bring warm and moist air, contributing to the overall warm and humid climate. Whether you are visiting for business or leisure, it is essential to stay hydrated, wear appropriate clothing, and take breaks in cooler environments to cope with the intense heat and humidity of July in Yiwu.

Year Average Temperature (°C) Precipitation (mm) Sunny Days
2012 30.1 127.4 12
2013 30.1 128.5 12
2014 30.2 145.2 11
2015 30.2 114.6 12
2016 30.3 119.8 11
2017 30.4 106.7 12
2018 30.4 105.6 12
2019 30.2 117.9 12
2020 30.6 102.4 13
2021 30.4 120.2 11
2022 30.0 130.5 12


Average Temperature

July is characterized by very high temperatures. The average temperature ranges from approximately 26°C (79°F) to 35°C (95°F). This makes it one of the hottest months of the year in Yiwu.

Daytime and Nighttime Temperature

  • Daytime: During the daytime, temperatures often reach between 33°C (91°F) and 35°C (95°F). The intense heat can make outdoor activities uncomfortable, and it is essential to stay hydrated and seek shade or air-conditioned environments when possible.
  • Nighttime: Nighttime temperatures remain warm, averaging between 24°C (75°F) and 26°C (79°F). The warm nights can be stifling without proper cooling, so air conditioning or fans are recommended for comfort.



July is also one of the wettest months in Yiwu, with frequent and sometimes heavy rainfall. The average rainfall is about 160 mm (6.3 inches), spread over approximately 14 to 16 days. The rain can come in sudden, heavy downpours, often accompanied by thunderstorms.


Humidity levels in July are very high, ranging from 85% to 90%. The combination of high temperatures and high humidity can create a sweltering atmosphere, making it feel hotter than the actual temperature. This high humidity level can be particularly uncomfortable and can lead to heat-related illnesses if precautions are not taken.

Sunshine and Daylight

Daylight Hours

July enjoys long daylight hours in Yiwu, with the sun rising around 5:15 AM and setting around 7:00 PM, providing approximately 13.5 to 14 hours of daylight each day. These extended daylight hours allow for various activities, though the intense midday heat may limit outdoor plans.


Despite the frequent rainfall, Yiwu experiences a significant amount of sunshine in July. Clear and sunny days alternate with cloudy and rainy periods. The bright sunshine, combined with the high humidity, can make the heat feel more intense, so sun protection and staying in shaded areas during peak hours are advisable.


Wind Speed and Direction

The wind in Yiwu during July is generally light to moderate, with an average speed of about 8 km/h (5 mph). The predominant wind direction is from the southeast, bringing warm and moist air from the ocean. Occasionally, stronger gusts may occur, especially during thunderstorms, but they are usually short-lived.

Activities and Recommendations

Outdoor Activities

Due to the high temperatures and humidity, outdoor activities in July can be quite challenging. It is advisable to plan outdoor activities for the early morning or late afternoon when temperatures are slightly cooler. Staying hydrated, wearing light, breathable clothing, and taking frequent breaks in shaded or air-conditioned areas are essential for coping with the heat.

Clothing Recommendations

Given the hot and humid conditions, lightweight, breathable clothing made from natural fibers like cotton or linen is recommended. A hat, sunglasses, and sunscreen are essential for sun protection. At night, a light layer may be sufficient, but air conditioning or fans are crucial for comfort.

Yiwu Weather in July

Sourcing Products in Yiwu During July

For individuals looking to source products in Yiwu during July, there are several factors to consider in addition to the weather conditions. As the city experiences the peak of summer’s heat, businesses may need to adjust their operations and schedules accordingly. It’s essential to take measures to ensure the well-being of employees and workers, such as providing adequate ventilation and hydration options in workplaces.

Additionally, July may see a slowdown in business activity as many people take vacations during the summer months. It’s important for individuals sourcing products in Yiwu to plan ahead and communicate with suppliers about any potential lead time adjustments or delays in production schedules. By staying proactive and flexible, businesses can mitigate any disruptions to product sourcing efforts during this time.

Furthermore, as the weather becomes hot and humid in July, businesses may need to take extra precautions to protect perishable goods and sensitive materials from heat damage. Proper storage facilities and transportation methods should be utilized to maintain product quality and integrity during transit.

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