December 31 is statistically one of the best days of the year in Hangzhou. With minimal rain risk (14%) and pleasant highs of 10°C, it's ideal for outdoor adventures. Hangzhou is currently in its most popular travel window, meaning vibrant crowds and premium pricing.
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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 December 31
"Mild & Comfortable. Expect average highs of 10.1°C. 14% chance of snow."
What to Wear in Hangzhou in December
Based on historical data for December 31, Hangzhou typically experiences temperatures between 1.1°C and 10.1°C. We recommend packing heavy coat, scarf, gloves to stay comfortable. Trends suggest it will stay mostly dry (14% rain probability), but checking the forecast before heading out is always wise.
Complete Packing Guide
Weekly breakdown & essential items for Hangzhou
Smart Suitcase
- Heavy Coat
- Scarf
- Gloves
Average High
10.1°C
Daytime Peak
Average Low
1.1°C
Nighttime Low
Feels Like
9°C
❄️ Minor difference
Snow Chance
14%
Avg 0.6mm if it snows
Snowfall
0.2 cm
~14% chance
Pressure
1027.6 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 89% of the time. Safe to plan outdoor activities with confidence.
Sun Exposure
UV Index & Safety Guide
Protection Needed
SPF 15 for extended outdoor time
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
5.5°C
Dry air
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
High
96/100 pressure index
Health Advisory
Required
2 vaccines • View Details →
Landing Slots
~451
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Hangzhou
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
06:56
☀️ Noon
12:03
🌇 Sunset
17:09
⏱️ Daylight
10h 13m
Wind Speed
11.7 km/h
Light breeze
Sunshine
6.6 hrs
Direct Sun (Cloud-free)
Humidity
73%
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
☀️ Excellent
Tourist Crowds
🟡 Busy
Price Level
💰💰💰 Expensive
Health & Wellbeing
Meteo-Health Forecast
Moderate fluctuations. Some sensitivity possible.
Weather unlikely to affect joint pain.
High pressure may reduce activity.
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 December 31 averages 10.1°C with a 14% precipitation probability. Wedding/Outdoor Event Score: 72/100."
— 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
December 24
10.3°C • 12% rain
Score
73
December 25
10.2°C • 11% rain
Score
73
December 26
10.1°C • 11% rain
Score
73
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (December 31) in other destinations
🌍 Explore the same date in different destinations around the world
📍 Is Hangzhou Worth Visiting on December 31?
Planning a trip to Hangzhou on December 31? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year offers a bracing seasonal atmosphere averaging 10.1°C with a 14% historical precipitation risk.
✈️ Travel Logistics: Approximately 451 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 December 31 recorded in the last 30 years saw temperatures hit 13.3°C in 2016, while the coldest dropped to -6.9°C in 2020.