January 30 is generally a great time to visit Naha. While there is a slight chance of rain (23%), showers are usually brief. Expect comfortable 19°C weather. As it's peak season for Naha, we recommend booking your stay well in advance to secure the best rates.
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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 30
"Mild & Comfortable. Expect average highs of 18.6°C. 23% chance of rain."
What to Wear in Naha in January
Based on historical data for January 30, Naha typically experiences temperatures between 15.5°C and 18.6°C. We recommend packing light jacket, long pants to stay comfortable. Trends suggest it will stay mostly dry (23% 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
18.6°C
Daytime Peak
Average Low
15.5°C
Nighttime Low
Feels Like
18.6°C
🌤️ Feels accurate
Rain Chance
23%
Avg 1.7mm if it rains
Cloud Cover
70%
Overcast
Pressure
1021 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 92% 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
12.1°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
Business Day
Standard hours in Japan
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
07:16
☀️ Noon
12:43
🌇 Sunset
18:11
⏱️ Daylight
10h 55m
Wind Speed
34.2 km/h
Fresh breeze
Sunshine
6.3 hrs
Direct Sun (Cloud-free)
Humidity
66%
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 30 averages 18.6°C with a 23% precipitation probability. Wedding/Outdoor Event Score: 78/100."
— 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
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (January 30) in other destinations
🌍 Explore the same date in different destinations around the world
📍 Is Naha Worth Visiting on January 30?
Planning a trip to Naha on January 30? 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 18.6°C with a 23% historical precipitation risk.
✈️ 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 21.6°C (swimming pool). Wave conditions are generally fun waves with heights around 1.14m.
📊 Historical Extremes: The hottest January 30 recorded in the last 30 years saw temperatures hit 22.8°C in 2017, while the coldest dropped to 11.9°C in 2025.