Sichuan Weather in July

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Chengdu Weather in July
Jiuzhaigou Weather in July

 Sichuan’s weather in July is quite hot, especially in Sichuan Basin in the east. For instance, July in Chengdu not only features high temperatures, with extreme highs reaching 39 degrees Celsius (102 degrees Fahrenheit), but also prolonged heat waves: there are 12 days over 35°C (95°F) on average.  Rainy days can cause temperatures to drop by 5-7°C (41-45°F). 

Located at an altitude of at least 2,000 meters (6,500 feet), northwestern Sichuan experiences a relatively cooler climate in July, with highs of 29-31°C (84-88°F) and lows of 17-20°C (63-68°F) in Jiuzhaigou, which makes it a summer retreat. On a sunny day, when the sunlight throws on you, it’s totally ok to wear a t-shirt during your hiking journey; but early mornings and late evenings require a windbreaker. On rainy days, even during mid-day, the temperature may only stay at around 15°C (59°F), when a windbreaker is also necessary. 

The weather of Southwestern Sichuan in July is surprisingly cool. Panzhihua undergoes the highest temperature of 26 °C (79°F) and the lowest temperature of 19°C (66°F), making it a lovely place to escape summer heat. 
 Chengdu: 225 mm over 18 days
Jiuzhaigou: 119 mm over 19 days 
Daocheng: 212 mm over 19 days 
Panzhihua: 307 mm over 17 days 

July marks the peak time of rainy season in Sichuan, bringing abundant rainfall and a lot of heavy downpours. In some mountain areas, disasters such as flash floods and landslides are prone to occur. 

Chengdu in July receives the richest rainfall throughout the year, characterized by frequent short bursts of rain and occasional thunderstorms. But you don’t have to worry about your eagerly anticipated travel plans being ruined, as most of rain falls at night. Even if it rains during the daytime, it very likely won’t last long. 

In Jiuzhaigou, rain tends to fall in the afternoons and evenings. Showers can appear suddenly and are sometimes followed by mist and drifting clouds. After the rain, the scenery becomes fresher and even more breathtaking, making your trip more rewarding. 

Southwestern Sichuan in July accepts the most precipitation throughout the entire Sichuan. Short-duration severe convective weather is likely to occur in the afternoon. Thunderstorms are most frequent around 18:00 to 20:00. 
 Chengdu: 80 % 
Jiuzhaigou: 70 % 
Daocheng: 82 % 
Panzhihua: 80 %

Humidity levels in July remain high across the province, contributing to muggy and damp weather in Sichuan Basin, especially in Chengdu. During midday, humid and hot climate often makes you feel like in a sauna room. 

In higher-altitude areas like Jiuzhaigou, although humidity levels are not that low, the slightly cooler temperatures and lush vegetation make you not feel stiflingly hot.
 Sunrise Time: 6:04-6:21
Sunset Time: 19:59-20:10

Sichuan in July experiences a relatively long daylight hours, about 13.5-14 hours, which allows you to have a trip with no rush. 

However, you need to be aware of the strong UV rays. The maximum UV index in Chengdu can reach as high as 11, let alone the high altitude areas, making sun protection essential. Alternatively, you can try some indoor activities around noon with the strongest sun, including visiting Sanxingdui Museum and watching Sichuan Opera. 
 

Upper Clothing: Light, breathable T-shirts or short-sleeve shirts are perfect for Sichuan Basin. A thin sun-protective jacket is useful for sun protective purpose. For high-altitude regions like Jiuzhaigou, it’s wise to bring a light windbreaker to guard against chilly morning and evening. 

Bottom Clothing: Quick-dry pants, shorts, or lightweight jeans work well. In mountain regions, choose hiking pants that dry fast and provide protect from insects. 

Footwear: Comfortable waterproof sneakers or hiking shoes are recommended, especially for outdoor activities in high lands. In urban areas, breathable walking shoes and sandals are fine.

Accessories:
Raincoat, umbrella, and rain boots are must-haves during the rainy season.
A sun hat, sunscreen, and sunglasses remain necessary due to strong UV rays during sunny periods.
Insect repellents are practical for visiting natural scenery.