September 21 is generally a great time to visit Nara. While there is a slight chance of rain (32%), showers are usually brief. Expect comfortable 27°C weather. Nara is currently in its most popular travel window, meaning vibrant crowds and premium pricing.
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Essential Travel Info for Nara
Currency
JPY
¥ Japanese yen
Language
Japanese
Driving
Left side
Safety
Very High Safety
GPI: 1.336
Nara Weather Forecast for September 21
"Warm & Sunny. Expect average highs of 27.1°C. 32% chance of rain."
What to Wear in Nara in September
Based on historical data for September 21, Nara typically experiences temperatures between 19.6°C and 27.1°C. We recommend packing t-shirt, light clothing, umbrella to stay comfortable. With a 32% chance of rain, keeping a raincoat or umbrella handy is a smart move.
Complete Packing Guide
Weekly breakdown & essential items for Nara
Smart Suitcase
- T-Shirt
- Light Clothing
- Umbrella
Average High
27.1°C
Daytime Peak
Average Low
19.6°C
Nighttime Low
Feels Like
29.6°C
🔥 Feels warmer
Rain Chance
32%
Avg 3.2mm if it rains
Cloud Cover
61%
Overcast
Pressure
1013.1 hPa
Medium volatility
Nara Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
🎯 This date historically delivers consistent weather 92% 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
22.5°C
Humid/Sticky
Heat Index
29.6°C
Feels hotter
😐 Best outdoor time:
Morning hours (before 11 AM)
Travel & Logistics Insights
Local Calendar
Business Day
Standard hours in Japan
Flight Traffic
High
94/100 pressure index
Health Advisory
Required
1 vaccine • View Details →
Landing Slots
~263
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Nara
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
05:44
☀️ Noon
11:51
🌇 Sunset
17:58
⏱️ Daylight
12h 13m
Wind Speed
12.8 km/h
Gentle breeze
Sunshine
8.2 hrs
Direct Sun (Cloud-free)
Humidity
76%
Humid / Damp
Travel Intelligence
Exclusive flight analytics & health data for Nara
Smart Flight Estimator
Airport-to-Airport Logistics
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Travel Health & Safety in Nara
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 acceptable. Sensitive individuals should limit prolonged outdoor exertion.
Regional Safety Profile
Seismic Activity
Active seismic zone. Multiple earthquakes per year.
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, Nara on September 21 averages 27.1°C with a 32% precipitation probability. Wedding/Outdoor Event Score: 93/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Nara Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Better Alternatives Nearby
Consider these dates within ±7 days
September 25
26.2°C • 26% rain
Score
96
September 26
26.2°C • 27% rain
Score
96
September 27
26.1°C • 27% rain
Score
96
💡 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 Nara Worth Visiting on September 21?
Planning a trip to Nara 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 27.1°C with a 32% 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 33°C in 2024, while the coldest dropped to 15.8°C in 2017.