June 21 is generally a great time to visit Chengdu. While there is a slight chance of rain (31%), showers are usually brief. Expect comfortable 30°C weather. As it's peak season for Chengdu, we recommend booking your stay well in advance to secure the best rates.
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Essential Travel Info for Chengdu
Currency
CNY
¥ Chinese yuan
Language
Chinese
Driving
Right side
Connect
China's country code is86. Chengdu's ar...
Safety
Moderate Safety
GPI: 2.01
Chengdu Weather Forecast for June 21
"Warm & Sunny. Expect average highs of 29.7°C. 31% chance of rain."
What to Wear in Chengdu in June
Based on historical data for June 21, Chengdu typically experiences temperatures between 21.8°C and 29.7°C. We recommend packing t-shirt, light clothing, umbrella to stay comfortable. With a 31% chance of rain, keeping a raincoat or umbrella handy is a smart move.
Complete Packing Guide
Weekly breakdown & essential items for Chengdu
Smart Suitcase
- T-Shirt
- Light Clothing
- Umbrella
Average High
29.7°C
Daytime Peak
Average Low
21.8°C
Nighttime Low
Feels Like
35.2°C
🔥 Heat index effect
Rain Chance
31%
Avg 3.2mm if it rains
Cloud Cover
84%
Overcast
Pressure
1003 hPa
Low volatility
Chengdu Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
✓ This date historically delivers consistent weather 77% of the time. Safe to plan outdoor activities with confidence.
Sun Exposure
UV Index & Safety Guide
Protection Needed
SPF 30 recommended
06:00 - 10:00
16:00 - 20:00
Type I-II
🔴 18 min to burn
Type III-IV
🟡 27 min to burn
Type V-VI
🟢 45 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
24.6°C
Humid/Sticky
Heat Index
35.2°C
Feels hotter
😐 Best outdoor time:
Morning hours (before 11 AM)
Travel & Logistics Insights
Local Calendar
Business Day
Standard hours in China
Flight Traffic
High
91/100 pressure index
Health Advisory
Required
2 vaccines • View Details →
Landing Slots
~300
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Chengdu
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
06:02
☀️ Noon
13:06
🌇 Sunset
20:10
⏱️ Daylight
14h 7m
Wind Speed
11 km/h
Light breeze
Sunshine
7.9 hrs
Direct Sun (Cloud-free)
Humidity
74%
Humid / Damp
Travel Intelligence
Exclusive flight analytics & health data for Chengdu
Smart Flight Estimator
Airport-to-Airport Logistics
unlock smart flight estimates
Add your home location in settings to see airport details.
Travel Health & Safety in Chengdu
Travel Comfort Index
Real-time tourism conditions
Weather Quality
⛅ Good
Tourist Crowds
🔴 Very Busy
Price Level
💰💰💰 Expensive
Health & Wellbeing
Meteo-Health Forecast
Stable conditions. Low risk of headaches.
Mild discomfort possible for arthritic conditions.
Moderate fish activity expected.
Unhealthy. Everyone should reduce outdoor activities.
Regional Safety Profile
Seismic Activity
Active seismic zone. Multiple earthquakes per year.
Travel Alert: This region has elevated natural risks. We recommend registering with your embassy and keeping emergency numbers handy.
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Chengdu on June 21 averages 29.7°C with a 31% precipitation probability. Wedding/Outdoor Event Score: 86/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Chengdu Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Better Alternatives Nearby
Consider these dates within ±7 days
June 16
29.9°C • 29% rain
Score
89
June 14
30°C • 24% rain
Score
88
June 15
30°C • 25% rain
Score
88
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (June 21) in other destinations
🌍 Explore the same date in different destinations around the world
📍 Is Chengdu Worth Visiting on June 21?
Planning a trip to Chengdu on June 21? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year typically offers vibrant summer conditions averaging 29.7°C with a 31% historical precipitation risk.
✈️ Travel Logistics: Approximately 300 landing slots available daily during this period, indicating manageable crowd levels.
💉 Health Advisory: 10 vaccinations are recommended for China, including COVID-19.
📊 Historical Extremes: The hottest June 21 recorded in the last 30 years saw temperatures hit 32.2°C in 2016, while the coldest dropped to 19.7°C in 2023.