April 4 is generally a great time to visit Hangzhou. While there is a slight chance of rain (29%), showers are usually brief. Expect comfortable 20°C weather. You'll find plenty of company in Hangzhou this month as tourism activity remains quite robust.
View the full calendar
Essential Travel Info for Hangzhou
Currency
CNY
¥ Chinese yuan
Language
Chinese
Driving
Right side
Safety
Moderate Safety
GPI: 2.01
Hangzhou Weather Forecast for April 4
"Mild & Comfortable. Expect average highs of 19.8°C. 29% chance of rain."
What to Wear in Hangzhou in April
Based on historical data for April 4, Hangzhou typically experiences temperatures between 9.9°C and 19.8°C. We recommend packing light jacket, long pants 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 Hangzhou
Smart Suitcase
- Light Jacket
- Long Pants
Average High
19.8°C
Daytime Peak
Average Low
9.9°C
Nighttime Low
Feels Like
19.8°C
🌤️ Feels accurate
Rain Chance
29%
Avg 2.1mm if it rains
Cloud Cover
68%
Overcast
Pressure
1017.5 hPa
Medium volatility
Hangzhou Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
🎯 This date historically delivers consistent weather 87% of the time. Safe to plan outdoor activities with confidence.
Sun Exposure
UV Index & Safety Guide
Protection Needed
SPF 30 recommended
05:00 - 10:00
16:00 - 18:00
Type I-II
🔴 20 min to burn
Type III-IV
🟡 30 min to burn
Type V-VI
🟢 50 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
14.6°C
Pleasant
Heat Stress
Low
No heat warning
😊 Best outdoor time:
Any time during daylight hours
Travel & Logistics Insights
Local Calendar
Business Day
Standard hours in China
Flight Traffic
Busy
73/100 pressure index
Health Advisory
Required
2 vaccines • View Details →
Landing Slots
~340
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Hangzhou
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
05:46
☀️ Noon
12:03
🌇 Sunset
18:20
⏱️ Daylight
12h 33m
Wind Speed
14.5 km/h
Gentle breeze
Sunshine
7.4 hrs
Direct Sun (Cloud-free)
Humidity
72%
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
💰💰 Moderate
Health & Wellbeing
Meteo-Health Forecast
Moderate fluctuations. Some sensitivity possible.
Weather unlikely to affect joint pain.
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 April 4 averages 19.8°C with a 29% precipitation probability. Wedding/Outdoor Event Score: 94/100."
— 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
April 6
20.4°C • 26% rain
Score
96
April 7
20.8°C • 27% rain
Score
96
April 8
21.2°C • 27% rain
Score
96
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (April 4) in other destinations
🌍 Explore the same date in different destinations around the world
📍 Is Hangzhou Worth Visiting on April 4?
Planning a trip to Hangzhou on April 4? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year is characterized by pleasant mild weather averaging 19.8°C with a 29% historical precipitation risk.
✈️ Travel Logistics: Approximately 340 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 April 4 recorded in the last 30 years saw temperatures hit 26.6°C in 2025, while the coldest dropped to 5.4°C in 2022.