January 17 is statistically one of the best days of the year in Tokyo. With minimal rain risk (14%) and pleasant highs of 8°C, it's ideal for outdoor adventures. Tokyo is seeing high visitor numbers, so iconic spots may be busier than usual.
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Essential Travel Info for Tokyo
Currency
JPY
¥ Japanese yen
Language
Japanese
Driving
Left side
Connect
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Safety
Very High Safety
GPI: 1.336
Tokyo Weather Forecast for January 17
"Mild & Comfortable. Expect average highs of 8.3°C. 14% chance of snow."
What to Wear in Tokyo in January
Based on historical data for January 17, Tokyo typically experiences temperatures between -0.1°C and 8.3°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 Tokyo
Smart Suitcase
- Heavy Coat
- Scarf
- Gloves
Average High
8.3°C
Daytime Peak
Average Low
-0.1°C
Nighttime Low
Feels Like
5.3°C
❄️ Slightly colder
Snow Chance
14%
Avg 0.8mm if it snows
Snowfall
0.3 cm
~14% chance
Pressure
1017.2 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 100% 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
2.7°C
Dry air
Heat Stress
Low
No heat warning
😐 Best outdoor time:
Midday (11 AM - 3 PM) when warmest
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
71/100 pressure index
Health Advisory
Required
1 vaccine • View Details →
Landing Slots
~693
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Tokyo
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
06:51
☀️ Noon
11:52
🌇 Sunset
16:53
⏱️ Daylight
10h 2m
Wind Speed
19.2 km/h
Gentle breeze
Sunshine
7.1 hrs
Direct Sun (Cloud-free)
Humidity
68%
Slightly humid
Travel Intelligence
Exclusive flight analytics & health data for Tokyo
Smart Flight Estimator
Airport-to-Airport Logistics
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Travel Health & Safety in Tokyo
Travel Comfort Index
Real-time tourism conditions
Weather Quality
☀️ Excellent
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 January 17 averages 8.3°C with a 14% precipitation probability. Wedding/Outdoor Event Score: 61/100."
— 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
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (January 17) in other destinations
🌍 Explore the same date in different destinations around the world
📍 Is Tokyo Worth Visiting on January 17?
Planning a trip to Tokyo on January 17? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year offers a bracing seasonal atmosphere averaging 8.3°C with a 14% historical precipitation risk.
✈️ Travel Logistics: Approximately 693 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 9.3°C (polar plunge). Wave conditions are generally fun waves with heights around 0.54m.
📊 Historical Extremes: The hottest January 17 recorded in the last 30 years saw temperatures hit 11.3°C in 2024, while the coldest dropped to -1.7°C in 2022.