September 15 sees frequent showers in Fukuoka. Historical data shows a 43% chance of rain, so pack accordingly. Temperatures average 28°C. Fukuoka is currently in its most popular travel window, meaning vibrant crowds and premium pricing. Note: September 15 is Respect for the Aged Day in Fukuoka, so expect special events, closures, and festive atmosphere.
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Essential Travel Info for Fukuoka
Currency
JPY
¥ Japanese yen
Language
Japanese
Driving
Left side
Safety
Very High Safety
GPI: 1.336
Fukuoka Weather Forecast for September 15
"Warm & Sunny. Expect average highs of 28.4°C. 43% chance of rain."
What to Wear in Fukuoka in September
Based on historical data for September 15, Fukuoka typically experiences temperatures between 22.4°C and 28.4°C. We recommend packing t-shirt, light clothing, umbrella to stay comfortable. With a 43% chance of rain, keeping a raincoat or umbrella handy is a smart move.
Complete Packing Guide
Weekly breakdown & essential items for Fukuoka
Smart Suitcase
- T-Shirt
- Light Clothing
- Umbrella
Average High
28.4°C
Daytime Peak
Average Low
22.4°C
Nighttime Low
Feels Like
33.5°C
🔥 Heat index effect
Rain Chance
43%
Avg 4.7mm if it rains
Cloud Cover
62%
Light drizzle
Pressure
1011.6 hPa
Low volatility
Fukuoka Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
✓ Weather is generally predictable, but pack for minor variations. A light backup layer is recommended.
Sun Exposure
UV Index & Safety Guide
Protection Needed
SPF 15 for extended outdoor time
Type I-II
🔴 29 min to burn
Type III-IV
🟡 44 min to burn
Type V-VI
🟢 73 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
25°C
Humid/Sticky
Heat Index
33.5°C
Feels hotter
😐 Best outdoor time:
Morning hours (before 11 AM)
Marine Conditions
Jellyfish Warning
High water temps may attract jellyfish swarms.
Swim Index
✅ Excellent Swimming Conditions
Travel & Logistics Insights
Local Calendar
Holiday
Respect for the Aged Day
Flight Traffic
High
90/100 pressure index
Health Advisory
Required
1 vaccine • View Details →
Landing Slots
~266
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Fukuoka
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
06:02
☀️ Noon
12:15
🌇 Sunset
18:27
⏱️ Daylight
12h 25m
Wind Speed
15.6 km/h
Gentle breeze
Sunshine
8.2 hrs
Direct Sun (Cloud-free)
Humidity
82%
Humid / Damp
Travel Intelligence
Exclusive flight analytics & health data for Fukuoka
Smart Flight Estimator
Airport-to-Airport Logistics
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Add your home location in settings to see airport details.
Travel Health & Safety in Fukuoka
Travel Comfort Index
Real-time tourism conditions
Weather Quality
⛅ Good
Tourist Crowds
🟡 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 acceptable. Sensitive individuals should limit prolonged outdoor exertion.
Regional Safety Profile
Seismic Activity
Moderate seismic activity. Occasional tremors possible.
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, Fukuoka on September 15 averages 28.4°C with a 43% precipitation probability. Wedding/Outdoor Event Score: 84/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Fukuoka Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Better Alternatives Nearby
Consider these dates within ±7 days
September 21
27°C • 29% rain
Score
94
September 22
26.6°C • 28% rain
Score
94
September 20
27.4°C • 31% rain
Score
92
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (September 15) in other destinations
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📍 Is Fukuoka Worth Visiting on September 15?
Planning a trip to Fukuoka on September 15? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year typically offers vibrant summer conditions averaging 28.4°C with a 43% historical precipitation risk.
🎉 Local Event: The date coincides with Respect for the Aged Day, which may influence local business hours and event availability.
✈️ Travel Logistics: Approximately 266 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 29°C (tropical bath). Wave conditions are generally fun waves with heights around 0.77m.
📊 Historical Extremes: The hottest September 15 recorded in the last 30 years saw temperatures hit 36.9°C in 2024, while the coldest dropped to 20.2°C in 2020.