January 3 is statistically one of the best days of the year in Hanoi. With minimal rain risk (12%) and pleasant highs of 21°C, it's ideal for outdoor adventures. Hanoi is currently in its most popular travel window, meaning vibrant crowds and premium pricing.
View the full calendar
Essential Travel Info for Hanoi
Currency
VND
₫ Vietnamese đồng
Language
Vietnamese
Driving
Right side
Connect
Most regular restaurants and cafés have ...
Safety
High Safety
GPI: 1.786
Hanoi Weather Forecast for January 3
"Mild & Comfortable. Expect average highs of 21.3°C. 12% chance of rain."
What to Wear in Hanoi in January
Based on historical data for January 3, Hanoi typically experiences temperatures between 13.7°C and 21.3°C. We recommend packing light jacket, long pants to stay comfortable. Trends suggest it will stay mostly dry (12% rain probability), but checking the forecast before heading out is always wise.
Complete Packing Guide
Weekly breakdown & essential items for Hanoi
Smart Suitcase
- Light Jacket
- Long Pants
Average High
21.3°C
Daytime Peak
Average Low
13.7°C
Nighttime Low
Feels Like
21.5°C
☀️ Feels accurate
Rain Chance
12%
Avg 0.6mm if it rains
Cloud Cover
67%
Overcast
Pressure
1019.5 hPa
Low volatility
Hanoi Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
🎯 This date historically delivers consistent weather 91% 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
🔴 200 min to burn
Type III-IV
🟡 300 min to burn
Type V-VI
🟢 500 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
16.9°C
Noticeable
Heat Stress
Low
No heat warning
😊 Best outdoor time:
Any time during daylight hours
Travel & Logistics Insights
Local Calendar
Business Day
Standard hours in Vietnam
Flight Traffic
High
93/100 pressure index
Health Advisory
Required
2 vaccines • View Details →
Landing Slots
~274
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Hanoi
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
06:35
☀️ Noon
12:01
🌇 Sunset
17:28
⏱️ Daylight
10h 53m
Wind Speed
10.7 km/h
Light breeze
Sunshine
5.2 hrs
Direct Sun (Cloud-free)
Humidity
76%
Humid / Damp
Travel Intelligence
Exclusive flight analytics & health data for Hanoi
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 Hanoi
Travel Comfort Index
Real-time tourism conditions
Weather Quality
☀️ Excellent
Tourist Crowds
🟢 Moderate
Price Level
💰💰 Moderate
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, Hanoi on January 3 averages 21.3°C with a 12% precipitation probability. Wedding/Outdoor Event Score: 100/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Hanoi Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Compare Other Cities
Same date (January 3) in other destinations
🌍 Explore the same date in different destinations around the world
📍 Is Hanoi Worth Visiting on January 3?
Planning a trip to Hanoi on January 3? 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 21.3°C with a 12% historical precipitation risk.
✈️ Travel Logistics: Approximately 274 landing slots available daily during this period, indicating manageable crowd levels.
💉 Health Advisory: 10 vaccinations are recommended for Vietnam, including COVID-19.
📊 Historical Extremes: The hottest January 3 recorded in the last 30 years saw temperatures hit 25.9°C in 2017, while the coldest dropped to 8.1°C in 2021.