June 23 is generally a great time to visit Naha. While there is a slight chance of rain (39%), showers are usually brief. Expect comfortable 29°C weather. Expect a bustling atmosphere in Naha right now—this is when the city truly comes alive with visitors.
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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 June 23
"Warm & Sunny. Expect average highs of 28.7°C. 39% chance of rain."
What to Wear in Naha in June
Based on historical data for June 23, Naha typically experiences temperatures between 26.3°C and 28.7°C. We recommend packing t-shirt, light clothing, umbrella to stay comfortable. With a 39% chance of rain, keeping a raincoat or umbrella handy is a smart move.
Complete Packing Guide
Weekly breakdown & essential items for Naha
Smart Suitcase
- T-Shirt
- Light Clothing
- Umbrella
Average High
28.7°C
Daytime Peak
Average Low
26.3°C
Nighttime Low
Feels Like
35.4°C
🔥 Heat index effect
Rain Chance
39%
Avg 3.2mm if it rains
Cloud Cover
75%
Overcast
Pressure
1009.1 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 95% of the time. Safe to plan outdoor activities with confidence.
Sun Exposure
UV Index & Safety Guide
Protection Needed
SPF 30 recommended
05:00 - 10:00
16:00 - 19:00
Type I-II
🔴 16 min to burn
Type III-IV
🟡 24 min to burn
Type V-VI
🟢 40 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
26.3°C
Humid/Sticky
Heat Index
35.4°C
Feels hotter
😕 Best outdoor time:
Morning hours (before 11 AM)
Marine Conditions
Marine Life
No special warnings. Enjoy the swim!
Swim Index
✅ Excellent Swimming Conditions
Travel & Logistics Insights
Local Calendar
Business Day
Standard hours in Japan
Flight Traffic
High
97/100 pressure index
Health Advisory
Required
1 vaccine • View Details →
Landing Slots
~190
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Naha
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
05:39
☀️ Noon
12:32
🌇 Sunset
19:26
⏱️ Daylight
13h 46m
Wind Speed
27.8 km/h
Moderate wind
Sunshine
10.9 hrs
Direct Sun (Cloud-free)
Humidity
87%
Humid / Damp
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
🔴 Very Busy
Price Level
💰💰💰 Expensive
Health & Wellbeing
Meteo-Health Forecast
Stable conditions. Low risk of headaches.
Mild discomfort possible for arthritic conditions.
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 June 23 averages 28.7°C with a 39% precipitation probability. Wedding/Outdoor Event Score: 74/100."
— 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
June 30
29.3°C • 29% rain
Score
84
June 29
29.3°C • 30% rain
Score
83
June 27
29.1°C • 35% rain
Score
80
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (June 23) in other destinations
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📍 Is Naha Worth Visiting on June 23?
Planning a trip to Naha on June 23? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year typically offers vibrant summer conditions averaging 28.7°C with a 39% historical precipitation risk.
✈️ Travel Logistics: Approximately 190 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 28°C (tropical bath). Wave conditions are generally fun waves with heights around 0.78m.
📊 Historical Extremes: The hottest June 23 recorded in the last 30 years saw temperatures hit 31.2°C in 2025, while the coldest dropped to 23.6°C in 2019.