January 29 is generally a great time to visit Nagasaki. While there is a slight chance of rain (21%), showers are usually brief. Expect comfortable 10°C weather. As it's peak season for Nagasaki, we recommend booking your stay well in advance to secure the best rates.
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Essential Travel Info for Nagasaki
Currency
JPY
¥ Japanese yen
Language
Japanese
Driving
Left side
Safety
Very High Safety
GPI: 1.336
Nagasaki Weather Forecast for January 29
"Mild & Comfortable. Expect average highs of 9.7°C. 21% chance of rain."
What to Wear in Nagasaki in January
Based on historical data for January 29, Nagasaki typically experiences temperatures between 5°C and 9.7°C. We recommend packing heavy coat, scarf, gloves to stay comfortable. Trends suggest it will stay mostly dry (21% rain probability), but checking the forecast before heading out is always wise.
Complete Packing Guide
Weekly breakdown & essential items for Nagasaki
Smart Suitcase
- Heavy Coat
- Scarf
- Gloves
Average High
9.7°C
Daytime Peak
Average Low
5°C
Nighttime Low
Feels Like
6.8°C
❄️ Slightly colder
Rain Chance
21%
Avg 1.2mm if it rains
Cloud Cover
66%
Overcast
Pressure
1022 hPa
Medium volatility
Nagasaki 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
🔴 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
3.9°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
High
92/100 pressure index
Health Advisory
Required
1 vaccine • View Details →
Landing Slots
~44
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Nagasaki
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
07:18
☀️ Noon
12:34
🌇 Sunset
17:50
⏱️ Daylight
10h 31m
Wind Speed
22 km/h
Moderate wind
Sunshine
6.6 hrs
Direct Sun (Cloud-free)
Humidity
67%
Slightly humid
Travel Intelligence
Exclusive flight analytics & health data for Nagasaki
Smart Flight Estimator
Airport-to-Airport Logistics
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Travel Health & Safety in Nagasaki
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.
High pressure may reduce activity.
Air quality is excellent. Perfect for outdoor activities.
Regional Safety Profile
Seismic Activity
Moderate seismic activity. Occasional tremors possible.
Typhoon Risk
Year-round risk present
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, Nagasaki on January 29 averages 9.7°C with a 21% precipitation probability. Wedding/Outdoor Event Score: 67/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Nagasaki 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
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Same date (January 29) in other destinations
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📍 Is Nagasaki Worth Visiting on January 29?
Planning a trip to Nagasaki on January 29? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year offers a bracing seasonal atmosphere averaging 9.7°C with a 21% historical precipitation risk.
✈️ Travel Logistics: Approximately 44 landing slots available daily during this period, indicating manageable crowd levels.
💉 Health Advisory: 8 vaccinations are recommended for Japan, including COVID-19.
🌊 Coastal Conditions: Water temperature averages 15.4°C (polar plunge). Wave conditions are generally fun waves with heights around 1.01m.
📊 Historical Extremes: The hottest January 29 recorded in the last 30 years saw temperatures hit 18.1°C in 2017, while the coldest dropped to 0.6°C in 2023.