June 12 is generally a great time to visit Osaka. While there is a slight chance of rain (35%), showers are usually brief. Expect comfortable 26°C weather. Osaka is currently in its most popular travel window, meaning vibrant crowds and premium pricing.
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Essential Travel Info for Osaka
Currency
JPY
¥ Japanese yen
Language
Japanese
Driving
Left side
Safety
Very High Safety
GPI: 1.336
Osaka Weather Forecast for June 12
"Warm & Sunny. Expect average highs of 26.1°C. 35% chance of rain."
What to Wear in Osaka in June
Based on historical data for June 12, Osaka typically experiences temperatures between 18.7°C and 26.1°C. We recommend packing t-shirt, light clothing, umbrella to stay comfortable. With a 35% chance of rain, keeping a raincoat or umbrella handy is a smart move.
Complete Packing Guide
Weekly breakdown & essential items for Osaka
Smart Suitcase
- T-Shirt
- Light Clothing
- Umbrella
Average High
26.1°C
Daytime Peak
Average Low
18.7°C
Nighttime Low
Feels Like
27.2°C
☀️ Minor difference
Rain Chance
35%
Avg 4mm if it rains
Cloud Cover
77%
Overcast
Pressure
1008.5 hPa
Medium volatility
Osaka 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 30 recommended
04:00 - 10:00
16:00 - 19:00
Type I-II
🔴 18 min to burn
Type III-IV
🟡 27 min to burn
Type V-VI
🟢 45 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
21.7°C
Humid/Sticky
Heat Stress
Low
No heat warning
😐 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
96/100 pressure index
Health Advisory
Required
1 vaccine • View Details →
Landing Slots
~270
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Osaka
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
04:45
☀️ Noon
11:59
🌇 Sunset
19:12
⏱️ Daylight
14h 26m
Wind Speed
14.2 km/h
Gentle breeze
Sunshine
7.8 hrs
Direct Sun (Cloud-free)
Humidity
77%
Humid / Damp
Travel Intelligence
Exclusive flight analytics & health data for Osaka
Smart Flight Estimator
Airport-to-Airport Logistics
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Travel Health & Safety in Osaka
Travel Comfort Index
Real-time tourism conditions
Weather Quality
⛅ Good
Tourist Crowds
🔴 Very Busy
Price Level
💰💰💰 Expensive
Health & Wellbeing
Meteo-Health Forecast
Moderate fluctuations. Some sensitivity possible.
Mild discomfort possible for arthritic conditions.
Moderate fish activity expected.
Air quality is acceptable. Sensitive individuals should limit prolonged outdoor exertion.
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, Osaka on June 12 averages 26.1°C with a 35% precipitation probability. Wedding/Outdoor Event Score: 89/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Osaka Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Better Alternatives Nearby
Consider these dates within ±7 days
June 5
25.4°C • 20% rain
Score
97
June 6
25.6°C • 25% rain
Score
95
June 7
25.7°C • 30% rain
Score
93
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
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📍 Is Osaka Worth Visiting on June 12?
Planning a trip to Osaka on June 12? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year typically offers vibrant summer conditions averaging 26.1°C with a 35% historical precipitation risk.
✈️ Travel Logistics: Approximately 270 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 22.5°C (swimming pool). Wave conditions are generally lake-like with heights around 0.3m.
📊 Historical Extremes: The hottest June 12 recorded in the last 30 years saw temperatures hit 28.4°C in 2016, while the coldest dropped to 15°C in 2017.