March 31 is generally a great time to visit Tokyo. While there is a slight chance of rain (35%), showers are usually brief. Expect comfortable 16°C weather. You'll find plenty of company in Tokyo this month as tourism activity remains quite robust.
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Essential Travel Info for Tokyo
Currency
JPY
¥ Japanese yen
Language
Japanese
Driving
Left side
Connect
Getting a SIM card in Japan requires jum...
Safety
Very High Safety
GPI: 1.336
Tokyo Weather Forecast for March 31
"Mild & Comfortable. Expect average highs of 15.7°C. 35% chance of snow."
What to Wear in Tokyo in March
Based on historical data for March 31, Tokyo typically experiences temperatures between 6.4°C and 15.7°C. We recommend packing light jacket, long pants, umbrella to stay comfortable. With a 35% chance of rain, keeping a raincoat or umbrella handy is a smart move.
Complete Packing Guide
Weekly breakdown & essential items for Tokyo
Smart Suitcase
- Light Jacket
- Long Pants
- Umbrella
Average High
15.7°C
Daytime Peak
Average Low
6.4°C
Nighttime Low
Feels Like
15.7°C
🌤️ Feels accurate
Snow Chance
35%
Avg 3mm if it snows
Snowfall
0.1 cm
~35% chance
Pressure
1015.5 hPa
Medium volatility
Tokyo 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 15 for extended outdoor time
Type I-II
🔴 29 min to burn
Type III-IV
🟡 44 min to burn
Type V-VI
🟢 73 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
Marine Conditions
Marine Life
No special warnings. Enjoy the swim!
Swim Index
❄️ Cold Water Hazard
Travel & Logistics Insights
Local Calendar
Business Day
Standard hours in Japan
Flight Traffic
Busy
72/100 pressure index
Health Advisory
Required
1 vaccine • View Details →
Landing Slots
~704
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Tokyo
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
05:31
☀️ Noon
11:46
🌇 Sunset
18:02
⏱️ Daylight
12h 30m
Wind Speed
24.7 km/h
Moderate wind
Sunshine
8.4 hrs
Direct Sun (Cloud-free)
Humidity
73%
Humid / Damp
Travel Intelligence
Exclusive flight analytics & health data for Tokyo
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 Tokyo
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
Very high seismic risk. Ring of Fire territory.
Typhoon Risk
Year-round risk present
Volcanic Activity
Nearest: Mount Fuji
90.6km away
Travel Alert: This region has elevated natural risks. We recommend registering with your embassy and keeping emergency numbers handy.
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Tokyo on March 31 averages 15.7°C with a 35% precipitation probability. Wedding/Outdoor Event Score: 74/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Tokyo 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
14.7°C • 31% rain
Score
84
April 7
16.7°C • 29% rain
Score
82
March 26
13.9°C • 30% rain
Score
81
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (March 31) in other destinations
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📍 Is Tokyo Worth Visiting on March 31?
Planning a trip to Tokyo on March 31? 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 35% historical precipitation risk.
✈️ Travel Logistics: Approximately 704 landing slots available daily during this period, indicating peak tourist activity.
💉 Health Advisory: 8 vaccinations are recommended for Japan, including COVID-19.
🌊 Coastal Conditions: Water temperature averages 13.5°C (polar plunge). Wave conditions are generally fun waves with heights around 0.83m.
📊 Historical Extremes: The hottest March 31 recorded in the last 30 years saw temperatures hit 25.8°C in 2024, while the coldest dropped to 4.2°C in 2017.