September 21 is generally a great time to visit Kyoto. While there is a slight chance of rain (29%), showers are usually brief. Expect comfortable 26°C weather. Expect a bustling atmosphere in Kyoto right now—this is when the city truly comes alive with visitors.
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Essential Travel Info for Kyoto
Currency
JPY
¥ Japanese yen
Language
Japanese
Driving
Left side
Connect
Free public Wi-Fi is available in many p...
Safety
Very High Safety
GPI: 1.336
Kyoto Weather Forecast for September 21
"Warm & Sunny. Expect average highs of 26.3°C. 29% chance of rain."
What to Wear in Kyoto in September
Based on historical data for September 21, Kyoto typically experiences temperatures between 19.4°C and 26.3°C. We recommend packing t-shirt, light clothing to stay comfortable. With a 29% chance of rain, keeping a raincoat or umbrella handy is a smart move.
Complete Packing Guide
Weekly breakdown & essential items for Kyoto
Smart Suitcase
- T-Shirt
- Light Clothing
Average High
26.3°C
Daytime Peak
Average Low
19.4°C
Nighttime Low
Feels Like
27.5°C
☀️ Minor difference
Rain Chance
29%
Avg 2.7mm if it rains
Cloud Cover
63%
Overcast
Pressure
1013.6 hPa
Medium volatility
Kyoto 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 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
22.6°C
Humid/Sticky
Heat Stress
Low
No heat warning
😐 Best outdoor time:
Morning hours (before 11 AM)
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
~263
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Kyoto
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
05:44
☀️ Noon
11:51
🌇 Sunset
17:58
⏱️ Daylight
12h 13m
Wind Speed
12.4 km/h
Gentle breeze
Sunshine
7.9 hrs
Direct Sun (Cloud-free)
Humidity
80%
Humid / Damp
Travel Intelligence
Exclusive flight analytics & health data for Kyoto
Smart Flight Estimator
Airport-to-Airport Logistics
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Travel Health & Safety in Kyoto
Travel Comfort Index
Real-time tourism conditions
Weather Quality
⛅ Good
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 excellent. Perfect for outdoor activities.
Regional Safety Profile
Seismic Activity
Moderate seismic activity. Occasional tremors possible.
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Kyoto on September 21 averages 26.3°C with a 29% precipitation probability. Wedding/Outdoor Event Score: 93/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Kyoto Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Better Alternatives Nearby
Consider these dates within ±7 days
September 23
25.8°C • 24% rain
Score
95
September 24
25.7°C • 24% rain
Score
95
September 25
25.7°C • 27% rain
Score
95
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (September 21) in other destinations
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🌍 Explore the same date in different destinations around the world
📍 Is Kyoto Worth Visiting on September 21?
Planning a trip to Kyoto on September 21? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year typically offers vibrant summer conditions averaging 26.3°C with a 29% historical precipitation risk.
✈️ Travel Logistics: Approximately 263 landing slots available daily during this period, indicating manageable crowd levels.
💉 Health Advisory: 8 vaccinations are recommended for Japan, including COVID-19.
📊 Historical Extremes: The hottest September 21 recorded in the last 30 years saw temperatures hit 31.2°C in 2024, while the coldest dropped to 16.2°C in 2017.