30YearWeather
Tokyo, September 28
Tokyo street view during September
Historical Weather Analysis

Tokyo Weather on September 28 — Best Time to Visit?

Based on 30 years of historical data, we have the answer.

cloudy

24.2°C

High

17.7°C

Low

29%

Rain

☀️ Feels like 25°C (humidity)

partly-cloudy-day
YES, GOOD CHOICE
Peak Season

September 28 is generally a great time to visit Tokyo. While there is a slight chance of rain (29%), showers are usually brief. Expect comfortable 24°C weather. As it's peak season for Tokyo, we recommend booking your stay well in advance to secure the best rates.

Currency

JPY

¥ Japanese yen

Language

Japanese

Driving

Left side

Connect

Getting a SIM card in Japan requires jum...

Safety

Very High Safety

GPI: 1.336

Tokyo Weather Forecast for September 28

"Mild & Comfortable. Expect average highs of 24.2°C. 29% chance of rain."

What to Wear in Tokyo in September

Based on historical data for September 28, Tokyo typically experiences temperatures between 17.7°C and 24.2°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 Tokyo

View Guide

Smart Suitcase

  • T-Shirt
  • Light Clothing

Average High

extreme-hot

24.2°C

Daytime Peak

Average Low

extreme-cold

17.7°C

Nighttime Low

Feels Like

partly-cloudy-day

25°C

☀️ Feels accurate

Rain Chance

rain

29%

Avg 3mm if it rains

Cloud Cover

cloudy

68%

Overcast

Pressure

pressure

1015.4 hPa

Medium volatility

Tokyo Weather Conditions & UV Index

Weather Confidence

30-year variance analysis

96%Highly Predictable

Based on 10 years of data

Temperature
±2.0°CStable
Precipitation
15-44%Predictable

🎯 This date historically delivers consistent weather 96% of the time. Safe to plan outdoor activities with confidence.

Sun Exposure

UV Index & Safety Guide

2.6Low
036811+

Protection Needed

SPF 15 for extended outdoor time

Time to Sunburn

Type I-II

🔴 31 min to burn

Type III-IV

🟡 47 min to burn

Type V-VI

🟢 78 min to burn

UV estimate based on latitude, season & cloud cover. Actual UV may vary.

Outdoor Comfort

How pleasant is it outside?

77Good
TemperatureWarm
HumidityMuggy
WindBreezy

Dew Point

20.5°C

Humid/Sticky

Heat Stress

Low

No heat warning

🙂 Best outdoor time:
Any time during daylight hours

Marine Conditions

Water Temp
25.3°C
🛁 Tropical Bath
Avg daily surface temperature
Surf Conditions
0.49m
🌊 Lake-like
Max daily wave height
Advisories

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

99/100 pressure index

Health Advisory

Required

1 vaccine • View Details →

Landing Slots

~968

Daily arrival options (inc. codeshare)

Sunrise, Sunset & Wind in Tokyo

Daylight & Sun

Solar Elevation Cycle

🌅 Sunrise

05:34

☀️ Noon

11:33

🌇 Sunset

17:32

⏱️ Daylight

11h 57m

Golden Hour
Morning05:34 - 06:08
16:58 - 17:32Evening

Wind Speed

wind

16.9 km/h

Gentle breeze

Sunshine

clear-day

7.0 hrs

Direct Sun (Cloud-free)

Humidity

humidity

80%

Humid / Damp

Travel Intelligence

Exclusive flight analytics & health data for Tokyo

Smart Flight Estimator

Airport-to-Airport Logistics

unlock smart flight estimates

Add your home location in settings to see airport details.

Travel Health & Safety in Tokyo

Travel Comfort Index

Real-time tourism conditions

Weather Quality

⛅ Good

77/100

Tourist Crowds

🟡 Busy

85/100

Price Level

💰💰💰 Expensive

90/100

Health & Wellbeing

Meteo-Health Forecast

85Score
Atmospheric Pressure1015.4 hPa
Volatility:Medium
Migraine RiskMedium

Moderate fluctuations. Some sensitivity possible.

Joint Pain RiskLow

Weather unlikely to affect joint pain.

Fishing IndexFair

Moderate fish activity expected.

Air Quality Forecast
152AQI
Unhealthy
PM2.5 Concentration85.2 µg/m³

Unhealthy. Everyone should reduce outdoor activities.

Regional Safety Profile

Very High

Seismic Activity

Very high seismic risk. Ring of Fire territory.

Total events (30y):1210
In Sep (30y):79
Last in Sep:2025-09-09
💡 High seismic zone. Familiarize yourself with 'Drop, Cover, Hold On' procedures.
Very High

Typhoon Risk

Year-round risk present

Medium

Volcanic Activity

Nearest: Mount Fuji

90.6km away

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, Tokyo on September 28 averages 24.2°C with a 29% precipitation probability. Wedding/Outdoor Event Score: 94/100."

— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology

Tokyo Weather History (2010–2024)

Temperature History

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Hall of Fame

Records from last 10 years

Hottest
2023
30.9°C
Coldest
2018
12.2°C
Rainiest
2017
41.0mm

Better Alternatives Nearby

Consider these dates within ±7 days

💡 Moving your event by a few days could significantly improve weather conditions

Compare Other Cities

Same date (September 28) in other destinations

🌍 Explore the same date in different destinations around the world

📍 Is Tokyo Worth Visiting on September 28?

Planning a trip to Tokyo on September 28? 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 24.2°C with a 29% historical precipitation risk.

✈️ Travel Logistics: Approximately 968 landing slots available daily during this period, indicating peak tourist activity.

💉 Health Advisory: 8 vaccinations are recommended for Japan, including COVID-19.

🌊 Coastal Conditions: Water temperature averages 25.3°C (tropical bath). Wave conditions are generally lake-like with heights around 0.49m.

📊 Historical Extremes: The hottest September 28 recorded in the last 30 years saw temperatures hit 30.9°C in 2023, while the coldest dropped to 12.2°C in 2018.

Tokyo Weather FAQ