March 21 is generally a great time to visit Suzhou. While there is a slight chance of rain (37%), showers are usually brief. Expect comfortable 16°C weather. Suzhou is currently in its most popular travel window, meaning vibrant crowds and premium pricing.
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Essential Travel Info for Suzhou
Currency
CNY
¥ Chinese yuan
Language
Chinese
Driving
Right side
Connect
Suzhou has many free Wi-Fi access points...
Safety
Moderate Safety
GPI: 2.01
Suzhou Weather Forecast for March 21
"Mild & Comfortable. Expect average highs of 15.7°C. 37% chance of snow."
What to Wear in Suzhou in March
Based on historical data for March 21, Suzhou typically experiences temperatures between 7.2°C and 15.7°C. We recommend packing light jacket, long pants, 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 Suzhou
Smart Suitcase
- Light Jacket
- Long Pants
- Umbrella
Average High
15.7°C
Daytime Peak
Average Low
7.2°C
Nighttime Low
Feels Like
15.7°C
🌤️ Feels accurate
Snow Chance
37%
Avg 2.8mm if it snows
Snowfall
0.1 cm
~37% chance
Pressure
1018.8 hPa
Medium volatility
Suzhou Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
~ Weather is generally predictable, but pack for minor variations. A light backup layer is recommended.
Sun Exposure
UV Index & Safety Guide
Protection Needed
SPF 15 for extended outdoor time
Type I-II
🔴 30 min to burn
Type III-IV
🟡 45 min to burn
Type V-VI
🟢 75 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
10.9°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
High
88/100 pressure index
Health Advisory
Required
2 vaccines • View Details →
Landing Slots
~102
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Suzhou
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
06:02
☀️ Noon
12:06
🌇 Sunset
18:10
⏱️ Daylight
12h 8m
Wind Speed
20.3 km/h
Moderate wind
Sunshine
6.3 hrs
Direct Sun (Cloud-free)
Humidity
73%
Humid / Damp
Travel Intelligence
Exclusive flight analytics & health data for Suzhou
Smart Flight Estimator
Airport-to-Airport Logistics
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Add your home location in settings to see airport details.
Travel Health & Safety in Suzhou
Travel Comfort Index
Real-time tourism conditions
Weather Quality
⛅ Good
Tourist Crowds
🟢 Moderate
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
Rare minor tremors. Buildings are earthquake-resistant.
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Suzhou on March 21 averages 15.7°C with a 37% precipitation probability. Wedding/Outdoor Event Score: 77/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Suzhou Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Better Alternatives Nearby
Consider these dates within ±7 days
March 28
17.7°C • 28% rain
Score
87
March 27
17.5°C • 29% rain
Score
86
March 26
17.4°C • 31% rain
Score
84
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (March 21) in other destinations
🌍 Explore the same date in different destinations around the world
📍 Is Suzhou Worth Visiting on March 21?
Planning a trip to Suzhou on March 21? 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 15.7°C with a 37% historical precipitation risk.
✈️ Travel Logistics: Approximately 102 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 March 21 recorded in the last 30 years saw temperatures hit 25.8°C in 2020, while the coldest dropped to 2.7°C in 2018.