May 2 is generally a great time to visit Osaka. While there is a slight chance of rain (20%), showers are usually brief. Expect comfortable 22°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 May 2
"Mild & Comfortable. Expect average highs of 21.5°C. 20% chance of rain."
What to Wear in Osaka in May
Based on historical data for May 2, Osaka typically experiences temperatures between 12.1°C and 21.5°C. We recommend packing light jacket, long pants to stay comfortable. Trends suggest it will stay mostly dry (20% rain probability), but checking the forecast before heading out is always wise.
Complete Packing Guide
Weekly breakdown & essential items for Osaka
Smart Suitcase
- Light Jacket
- Long Pants
Average High
21.5°C
Daytime Peak
Average Low
12.1°C
Nighttime Low
Feels Like
21.7°C
☀️ Feels accurate
Rain Chance
20%
Avg 1.6mm if it rains
Cloud Cover
58%
Overcast
Pressure
1014.5 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 91% 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 - 18:00
Type I-II
🔴 15 min to burn
Type III-IV
🟡 23 min to burn
Type V-VI
🟢 38 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
16.2°C
Noticeable
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
❄️ Cold Water Hazard
Travel & Logistics Insights
Local Calendar
Business Day
Standard hours in Japan
Flight Traffic
High
85/100 pressure index
Health Advisory
Required
1 vaccine • View Details →
Landing Slots
~238
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Osaka
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
05:08
☀️ Noon
11:56
🌇 Sunset
18:43
⏱️ Daylight
13h 35m
Wind Speed
15.4 km/h
Gentle breeze
Sunshine
9.5 hrs
Direct Sun (Cloud-free)
Humidity
72%
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
☀️ Excellent
Tourist Crowds
🟡 Busy
Price Level
💰💰💰 Expensive
Health & Wellbeing
Meteo-Health Forecast
Moderate fluctuations. Some sensitivity possible.
Weather unlikely to affect joint pain.
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 May 2 averages 21.5°C with a 20% precipitation probability. Wedding/Outdoor Event Score: 98/100."
— 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
Compare Other Cities
Same date (May 2) in other destinations
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📍 Is Osaka Worth Visiting on May 2?
Planning a trip to Osaka on May 2? 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 21.5°C with a 20% historical precipitation risk.
✈️ Travel Logistics: Approximately 238 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 17.5°C (refreshing tonic). Wave conditions are generally lake-like with heights around 0.26m.
📊 Historical Extremes: The hottest May 2 recorded in the last 30 years saw temperatures hit 25.9°C in 2016, while the coldest dropped to 7.7°C in 2022.