Guilin Weather and Climate in September

September in Guilin marks the transition from hot summer to early autumn, with warm temperatures and decreasing rainfall compared to peak summer months. Daytime highs typically range from 28–32°C (82–90°F) in the early part of the month, gradually easing to 26–30°C (79–86°F) by late September. Nights remain warm but more comfortable, often dropping to 20–24°C (68–75°F). Rainfall averages around 80–100 mm over 8–12 days, mostly as short afternoon showers.

This is one of the best shoulder seasons for visiting Guilin. You’ll enjoy relatively pleasant conditions for Li River cruises and karst mountain exploration, fewer crowds than July and August, and improving scenery as the rainy season winds down.

Lingui

25.2400°N, 110.1800°E

Sunrise 14:12

Sunset 03:15

30°C

Broken clouds

Feels Like 35°C

Humidity 73%

Wind 3 m/s

Pressure 1001 hPa

Visibility 10 km

Clouds 55%

2026-08-14 17:25 Data by OpenWeatherMap

Guilin Season in September: Early Autumn

September brings the welcome shift from summer heat to milder early autumn weather in Guilin. Days stay warm and suitable for sightseeing, while mornings and evenings feel increasingly refreshing. Precipitation decreases noticeably, offering more opportunities for outdoor activities and clearer views of the iconic landscapes.

It is widely regarded as one of the best months to visit Guilin — comfortable enough temperatures, reduced rain risk, and a more relaxed atmosphere before the peak autumn season.

Cooling but Still Warm Temperatures

September delivers easing summer heat to Guilin. In the first half of the month, daytime highs often reach 29–32°C (84–90°F) on sunny days, with lows around 22–24°C (72–75°F). Midday can still feel warm, but it is noticeably more bearable than July and August.

In the second half, temperatures cool slightly. Highs typically hover around 26–29°C (79–84°F), while lows fall to 20–22°C (68–72°F). The growing day-night difference makes early mornings and evenings ideal for river cruises and outdoor exploration.

Moderate but Decreasing Precipitation

Guilin sees reduced rainfall in September, averaging about 80–100 mm across roughly 8–12 days, usually as short, intense showers rather than all-day rain. Heavy downpours become less frequent as the month progresses.

Cloudy and partly sunny days are common, with clearer skies increasing toward late September. Brief showers can actually enhance the misty, poetic beauty of the karst mountains and Li River.

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Tour Route：Guilin-Yangshuo-Longsheng-Guilin

Tour Type：Top China Tours / River Rafting Tours

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Daylight Hours and Sunshine

Daylight remains long, starting at around 12.5 hours early in the month and shortening to about 11.9 hours by late September. Sunshine hours average 5–7 per day. The UV index stays relatively high on clearer days, so sun protection is important.

Averages for Guilin Weather in September

Temperature: 25°C / 77°F High Temperature: 30°C / 86°F Low Temperature: 22°C / 72°F Humidity: ~73% Rainfall: 80–100 mm Rainy Days: 8–12 days

A Recommended Visiting Month

September is highly recommended for visiting Guilin. As summer crowds thin and rainfall decreases, you can enjoy Li River cruises, Yangshuo countryside, and karst scenery with more comfort and space. Hotel rates and tour prices are often more attractive than in peak summer.

The warm yet improving weather and lush green landscapes (with early autumn touches) make it excellent for photography and outdoor activities.

Xingping Scenic Area in Yangshuo County, Guilin

Li River in Guilin

Recommended Outfits for Visiting Guilin in September

Daytime: Light, breathable clothing such as short-sleeve shirts, polo shirts, shorts or light trousers, and comfortable dresses. Moisture-wicking fabrics are ideal due to remaining humidity.

Evenings & Mornings: Bring a thin long-sleeve shirt, light sweater, or jacket for cooler temperatures, especially on river boats or early activities.

Shoes: Comfortable walking shoes or sneakers with good grip — essential for uneven paths and countryside trails.

Others: A compact umbrella or light rain shell for occasional showers, high-SPF sunscreen and sunglasses, a reusable water bottle, and insect repellent for rural areas.

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Tour Route：Guangzhou-Guilin-Yangshuo

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Advice for Your Guilin Trip in September

September offers one of the most enjoyable windows to experience Guilin’s breathtaking natural beauty with fewer disruptions. Cruise the Li River, explore the karst scenery in Yangshuo, climb Elephant Trunk Hill, or visit the Longji Rice Terraces. Lighter crowds allow you to appreciate the landscapes at a relaxed pace.

Tips:

• Layer clothing lightly to adjust to temperature changes between day and night.
• Book Li River cruise tickets in advance, especially on weekends.
• Carry sun protection and an umbrella as showers can appear suddenly.
• Try local specialties like beer fish and Guilin rice noodles.

Recommended Attractions: Li River Cruise, Yangshuo West Street, Seven Star Park, Elephant Trunk Hill, Reed Flute Cave, and Longji Rice Terraces.

September delivers warm, gradually easing weather and stunning scenery in Guilin. Pack light layers and rain gear, embrace the karst landscapes, and prepare for a memorable trip. Safe travels!