April 25 is generally a great time to visit Hanoi. While there is a slight chance of rain (39%), showers are usually brief. Expect comfortable 29°C weather. Hanoi is currently in its most popular travel window, meaning vibrant crowds and premium pricing.
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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 April 25
"Warm & Sunny. Expect average highs of 29.4°C. 39% chance of rain."
What to Wear in Hanoi in April
Based on historical data for April 25, Hanoi typically experiences temperatures between 22.6°C and 29.4°C. We recommend packing t-shirt, light clothing, umbrella to stay comfortable. With a 39% chance of rain, keeping a raincoat or umbrella handy is a smart move.
Complete Packing Guide
Weekly breakdown & essential items for Hanoi
Smart Suitcase
- T-Shirt
- Light Clothing
- Umbrella
Average High
29.4°C
Daytime Peak
Average Low
22.6°C
Nighttime Low
Feels Like
36.4°C
🔥 Heat index effect
Rain Chance
39%
Avg 3.7mm if it rains
Cloud Cover
74%
Light drizzle
Pressure
1009.2 hPa
Medium volatility
Hanoi Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
✓ This date historically delivers consistent weather 79% 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
26°C
Humid/Sticky
Heat Index
36.4°C
Feels hotter
😕 Best outdoor time:
Morning hours (before 11 AM)
Travel & Logistics Insights
Local Calendar
Business Day
Standard hours in Vietnam
Flight Traffic
High
92/100 pressure index
Health Advisory
Required
2 vaccines • View Details →
Landing Slots
~271
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Hanoi
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
05:31
☀️ Noon
11:55
🌇 Sunset
18:19
⏱️ Daylight
12h 48m
Wind Speed
14.6 km/h
Gentle breeze
Sunshine
6.8 hrs
Direct Sun (Cloud-free)
Humidity
82%
Humid / Damp
Travel Intelligence
Exclusive flight analytics & health data for Hanoi
Smart Flight Estimator
Airport-to-Airport Logistics
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Travel Health & Safety in Hanoi
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.
Mild discomfort possible for arthritic conditions.
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 April 25 averages 29.4°C with a 39% precipitation probability. Wedding/Outdoor Event Score: 83/100."
— 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
Better Alternatives Nearby
Consider these dates within ±7 days
April 18
30.3°C • 21% rain
Score
90
April 19
30.7°C • 21% rain
Score
90
April 20
30.9°C • 22% rain
Score
89
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (April 25) in other destinations
🌍 Explore the same date in different destinations around the world
📍 Is Hanoi Worth Visiting on April 25?
Planning a trip to Hanoi on April 25? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year typically offers vibrant summer conditions averaging 29.4°C with a 39% historical precipitation risk.
✈️ Travel Logistics: Approximately 271 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 April 25 recorded in the last 30 years saw temperatures hit 34.5°C in 2024, while the coldest dropped to 16.4°C in 2020.