January 22 is generally a great time to visit Naha. While there is a slight chance of rain (31%), showers are usually brief. Expect comfortable 19°C weather. Naha is currently in its most popular travel window, meaning vibrant crowds and premium pricing.
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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 22
"Mild & Comfortable. Expect average highs of 19.3°C. 31% chance of rain."
What to Wear in Naha in January
Based on historical data for January 22, Naha typically experiences temperatures between 16.1°C and 19.3°C. We recommend packing light jacket, long pants, umbrella to stay comfortable. With a 31% chance of rain, keeping a raincoat or umbrella handy is a smart move.
Complete Packing Guide
Weekly breakdown & essential items for Naha
Smart Suitcase
- Light Jacket
- Long Pants
- Umbrella
Average High
19.3°C
Daytime Peak
Average Low
16.1°C
Nighttime Low
Feels Like
19.3°C
🌤️ Feels accurate
Rain Chance
31%
Avg 2mm if it rains
Cloud Cover
74%
Overcast
Pressure
1019.8 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 96% 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
🔴 267 min to burn
Type III-IV
🟡 401 min to burn
Type V-VI
🟢 668 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
13.5°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
07:18
☀️ Noon
12:41
🌇 Sunset
18:05
⏱️ Daylight
10h 46m
Wind Speed
32.9 km/h
Fresh breeze
Sunshine
5.5 hrs
Direct Sun (Cloud-free)
Humidity
69%
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
⛅ Good
Tourist Crowds
🟢 Moderate
Price Level
💰💰 Moderate
Health & Wellbeing
Meteo-Health Forecast
Stable conditions. Low risk of headaches.
Weather unlikely to affect joint pain.
Moderate fish activity expected.
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 22 averages 19.3°C with a 31% precipitation probability. Wedding/Outdoor Event Score: 76/100."
— 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 18
19.1°C • 25% rain
Score
84
January 19
19.2°C • 25% rain
Score
84
January 16
19.2°C • 26% rain
Score
79
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (January 22) in other destinations
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📍 Is Naha Worth Visiting on January 22?
Planning a trip to Naha on January 22? 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 31% 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 22°C (swimming pool). Wave conditions are generally surfers only with heights around 1.53m.
📊 Historical Extremes: The hottest January 22 recorded in the last 30 years saw temperatures hit 22.5°C in 2023, while the coldest dropped to 14.2°C in 2017.