January 1 is generally a great time to visit Naha. While there is a slight chance of rain (18%), showers are usually brief. Expect comfortable 19°C weather. Naha is currently in its most popular travel window, meaning vibrant crowds and premium pricing. Note: January 1 is New Year's Day in Naha, so expect special events, closures, and festive atmosphere.
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Essential Travel Info for Naha
Currency
JPY
¥ Japanese yen
Language
Japanese
Driving
Left side
Safety
Very High Safety
GPI: 1.336
Naha Weather Forecast for January 1
"Mild & Comfortable. Expect average highs of 19.3°C. 18% chance of rain."
What to Wear in Naha in January
Based on historical data for January 1, Naha typically experiences temperatures between 16.4°C and 19.3°C. We recommend packing light jacket, long pants to stay comfortable. Trends suggest it will stay mostly dry (18% rain probability), but checking the forecast before heading out is always wise.
Complete Packing Guide
Weekly breakdown & essential items for Naha
Smart Suitcase
- Light Jacket
- Long Pants
Average High
19.3°C
Daytime Peak
Average Low
16.4°C
Nighttime Low
Feels Like
19.3°C
🌤️ Feels accurate
Rain Chance
18%
Avg 1.4mm if it rains
Cloud Cover
67%
Overcast
Pressure
1021.5 hPa
Low volatility
Naha 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
12.6°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
⚠️ Mixed Conditions
Travel & Logistics Insights
Local Calendar
Holiday
New Year's Day
Flight Traffic
High
92/100 pressure index
Health Advisory
Required
1 vaccine • View Details →
Landing Slots
~179
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Naha
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
07:17
☀️ Noon
12:33
🌇 Sunset
17:49
⏱️ Daylight
10h 31m
Wind Speed
30.8 km/h
Fresh breeze
Sunshine
5.8 hrs
Direct Sun (Cloud-free)
Humidity
65%
Slightly humid
Travel Intelligence
Exclusive flight analytics & health data for Naha
Smart Flight Estimator
Airport-to-Airport Logistics
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Travel Health & Safety in Naha
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.
High pressure may reduce activity.
Air quality is excellent. Perfect for outdoor activities.
Regional Safety Profile
Seismic Activity
Active seismic zone. Multiple earthquakes per year.
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, Naha on January 1 averages 19.3°C with a 18% precipitation probability. Wedding/Outdoor Event Score: 82/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Naha Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Better Alternatives Nearby
Consider these dates within ±7 days
January 2
19.3°C • 14% rain
Score
93
January 3
19.4°C • 18% rain
Score
89
January 4
19.7°C • 24% rain
Score
87
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (January 1) in other destinations
🌍 Explore the same date in different destinations around the world
📍 Is Naha Worth Visiting on January 1?
Planning a trip to Naha on January 1? 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 19.3°C with a 18% historical precipitation risk.
🎉 Local Event: The date coincides with New Year's Day, which may influence local business hours and event availability.
✈️ Travel Logistics: Approximately 179 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 22.8°C (swimming pool). Wave conditions are generally surfers only with heights around 1.26m.
📊 Historical Extremes: The hottest January 1 recorded in the last 30 years saw temperatures hit 21.5°C in 2017, while the coldest dropped to 13.3°C in 2021.