August 20 is generally a great time to visit Xi'an. While there is a slight chance of rain (29%), showers are usually brief. Expect comfortable 31°C weather. Xi'an is currently in its most popular travel window, meaning vibrant crowds and premium pricing.
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Essential Travel Info for Xi'an
Currency
CNY
¥ Chinese yuan
Language
Chinese
Driving
Right side
Connect
It's not very easy to make friends with ...
Safety
Moderate Safety
GPI: 2.01
Xi'an Weather Forecast for August 20
"Warm & Sunny. Expect average highs of 31°C. 29% chance of rain."
What to Wear in Xi'an in August
Based on historical data for August 20, Xi'an typically experiences temperatures between 21.8°C and 31°C. We recommend packing t-shirt, light clothing to stay comfortable. With a 29% chance of rain, keeping a raincoat or umbrella handy is a smart move.
Complete Packing Guide
Weekly breakdown & essential items for Xi'an
Smart Suitcase
- T-Shirt
- Light Clothing
Average High
31°C
Daytime Peak
Average Low
21.8°C
Nighttime Low
Feels Like
36.7°C
🔥 Heat index effect
Rain Chance
29%
Avg 2.7mm if it rains
Cloud Cover
59%
Overcast
Pressure
1006.5 hPa
Low volatility
Xi'an Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
✓ This date historically delivers consistent weather 75% 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 - 19:00
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
24.1°C
Humid/Sticky
Heat Index
36.7°C
Feels hotter
😐 Best outdoor time:
Early morning (6-9 AM) or evening (after 6 PM)
Travel & Logistics Insights
Local Calendar
Business Day
Standard hours in China
Flight Traffic
High
100/100 pressure index
Health Advisory
Required
2 vaccines • View Details →
Landing Slots
~526
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Xi'an
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
06:09
☀️ Noon
12:49
🌇 Sunset
19:28
⏱️ Daylight
13h 18m
Wind Speed
10.4 km/h
Light breeze
Sunshine
9.1 hrs
Direct Sun (Cloud-free)
Humidity
67%
Slightly humid
Travel Intelligence
Exclusive flight analytics & health data for Xi'an
Smart Flight Estimator
Airport-to-Airport Logistics
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Travel Health & Safety in Xi'an
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.
Weather unlikely to affect joint pain.
Moderate fish activity expected.
Unhealthy. Everyone should reduce outdoor activities.
Regional Safety Profile
Seismic Activity
Rare minor tremors. Buildings are earthquake-resistant.
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Xi'an on August 20 averages 31°C with a 29% precipitation probability. Wedding/Outdoor Event Score: 90/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Xi'an Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Better Alternatives Nearby
Consider these dates within ±7 days
August 13
32.2°C • 23% rain
Score
97
August 27
29.1°C • 28% rain
Score
94
August 24
30.1°C • 25% rain
Score
93
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (August 20) in other destinations
🌍 Explore the same date in different destinations around the world
📍 Is Xi'an Worth Visiting on August 20?
Planning a trip to Xi'an on August 20? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year typically offers vibrant summer conditions averaging 31°C with a 29% historical precipitation risk.
✈️ Travel Logistics: Approximately 526 landing slots available daily during this period, indicating peak tourist activity.
💉 Health Advisory: 10 vaccinations are recommended for China, including COVID-19.
📊 Historical Extremes: The hottest August 20 recorded in the last 30 years saw temperatures hit 39.9°C in 2025, while the coldest dropped to 18°C in 2020.