September 1 is generally a great time to visit Hangzhou. While there is a slight chance of rain (37%), showers are usually brief. Expect comfortable 31°C weather. As it's peak season for Hangzhou, we recommend booking your stay well in advance to secure the best rates.
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Essential Travel Info for Hangzhou
Currency
CNY
¥ Chinese yuan
Language
Chinese
Driving
Right side
Safety
Moderate Safety
GPI: 2.01
Hangzhou Weather Forecast for September 1
"Warm & Sunny. Expect average highs of 30.5°C. 37% chance of rain."
What to Wear in Hangzhou in September
Based on historical data for September 1, Hangzhou typically experiences temperatures between 23.5°C and 30.5°C. We recommend packing t-shirt, light clothing, umbrella to stay comfortable. With a 37% chance of rain, keeping a raincoat or umbrella handy is a smart move.
Complete Packing Guide
Weekly breakdown & essential items for Hangzhou
Smart Suitcase
- T-Shirt
- Light Clothing
- Umbrella
Average High
30.5°C
Daytime Peak
Average Low
23.5°C
Nighttime Low
Feels Like
38.9°C
🔥 Heat index effect
Rain Chance
37%
Avg 2.5mm if it rains
Cloud Cover
62%
Overcast
Pressure
1008.5 hPa
Low volatility
Hangzhou Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
🎯 This date historically delivers consistent weather 80% of the time. Safe to plan outdoor activities with confidence.
Sun Exposure
UV Index & Safety Guide
Protection Needed
SPF 15 for extended outdoor time
Type I-II
🔴 28 min to burn
Type III-IV
🟡 42 min to burn
Type V-VI
🟢 70 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
26.4°C
Humid/Sticky
Heat Index
38.9°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
93/100 pressure index
Health Advisory
Required
2 vaccines • View Details →
Landing Slots
~435
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Hangzhou
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
05:37
☀️ Noon
12:01
🌇 Sunset
18:24
⏱️ Daylight
12h 47m
Wind Speed
14 km/h
Gentle breeze
Sunshine
8.8 hrs
Direct Sun (Cloud-free)
Humidity
79%
Humid / Damp
Travel Intelligence
Exclusive flight analytics & health data for Hangzhou
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 Hangzhou
Travel Comfort Index
Real-time tourism conditions
Weather Quality
⛅ Good
Tourist Crowds
🟡 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
Zero seismic activity detected in 30 years.
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Hangzhou on September 1 averages 30.5°C with a 37% precipitation probability. Wedding/Outdoor Event Score: 85/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Hangzhou Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Better Alternatives Nearby
Consider these dates within ±7 days
September 7
30.5°C • 23% rain
Score
92
September 8
30.3°C • 23% rain
Score
92
September 6
30.6°C • 25% rain
Score
91
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (September 1) in other destinations
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🌍 Explore the same date in different destinations around the world
📍 Is Hangzhou Worth Visiting on September 1?
Planning a trip to Hangzhou on September 1? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year typically offers vibrant summer conditions averaging 30.5°C with a 37% historical precipitation risk.
✈️ Travel Logistics: Approximately 435 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 September 1 recorded in the last 30 years saw temperatures hit 36.2°C in 2024, while the coldest dropped to 20.1°C in 2023.