Spring (March–May): Average 14.0–18.9°C, mild and dry climate with abundant sunshine, ideal for outdoor activities. Common activities: Visiting Erhai Lake, Cangshan Mountain, and the ancient city; cycling; photography. Recommended clothing: Light jacket, long-sleeved shirt, comfortable shoes.
Summer (June–August): Average 19.4–20.0°C, warm and humid climate with occasional showers, but overall rainfall is low. Common activities: Erhai Lake boat trips, water activities, tasting local cuisine. Recommended clothing: Light and breathable clothing, sun hat, sunscreen.
Autumn (September–November): Average 11.3–18.4°C, comfortable and pleasant climate, with gradually decreasing temperatures and clear autumn skies. Common activities: Hiking for panoramic views, admiring rural scenery, tasting autumnal specialties. Recommended clothing: Light jacket, long-sleeved shirt, comfortable shoes.
Winter (December–February): Average 7.2–9.6°C, cold and dry climate with low temperatures and shorter daylight hours. Common activities: Soaking in hot springs, admiring snow scenes (depending on conditions), enjoying warming foods like hot pot. Recommended clothing: Warm jacket, sweater, scarf, hat, gloves.