30YearWeather
Tokyo, April 30
Tokyo street view during April
Historical Weather Analysis

Tokyo Weather on April 30 — Best Time to Visit?

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

cloudy

20.5°C

High

11.7°C

Low

25%

Rain

☀️ Feels like 20.6°C

partly-cloudy-day
YES, GOOD CHOICE

April 30 is generally a great time to visit Tokyo. While there is a slight chance of rain (25%), showers are usually brief. Expect comfortable 21°C weather. Tokyo is seeing high visitor numbers, so iconic spots may be busier than usual.

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 April 30

"Mild & Comfortable. Expect average highs of 20.5°C. 25% chance of rain."

What to Wear in Tokyo in April

Based on historical data for April 30, Tokyo typically experiences temperatures between 11.7°C and 20.5°C. We recommend packing light jacket, long pants to stay comfortable. Trends suggest it will stay mostly dry (25% rain probability), but checking the forecast before heading out is always wise.

Complete Packing Guide

Weekly breakdown & essential items for Tokyo

View Guide

Smart Suitcase

  • Light Jacket
  • Long Pants

Average High

extreme-hot

20.5°C

Daytime Peak

Average Low

extreme-cold

11.7°C

Nighttime Low

Feels Like

partly-cloudy-day

20.6°C

☀️ Feels accurate

Rain Chance

rain

25%

Avg 1.9mm if it rains

Cloud Cover

cloudy

56%

Overcast

Pressure

pressure

1013.3 hPa

Medium volatility

Tokyo Weather Conditions & UV Index

Weather Confidence

30-year variance analysis

96%Highly Predictable

Based on 10 years of data

Temperature
±2.7°CModerate
Precipitation
13-40%Predictable

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

Sun Exposure

UV Index & Safety Guide

4.5Moderate
036811+

Protection Needed

SPF 30 recommended

Safe Sun Windows
Morning

04:00 - 09:30

Afternoon

16:00 - 18:00

Time to Sunburn

Type I-II

🔴 18 min to burn

Type III-IV

🟡 27 min to burn

Type V-VI

🟢 45 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

15.7°C

Pleasant

Heat Stress

Low

No heat warning

🙂 Best outdoor time:
Any time during daylight hours

Marine Conditions

Water Temp
17.9°C
🥃 Refreshing Tonic
Avg daily surface temperature
Surf Conditions
0.73m
🌊 Fun Waves
Max daily wave height
Advisories

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

Busy

65/100 pressure index

Health Advisory

Required

1 vaccine • View Details →

Landing Slots

~638

Daily arrival options (inc. codeshare)

Sunrise, Sunset & Wind in Tokyo

Daylight & Sun

Solar Elevation Cycle

🌅 Sunrise

04:52

☀️ Noon

11:39

🌇 Sunset

18:27

⏱️ Daylight

13h 34m

Golden Hour
Morning04:52 - 05:27
17:52 - 18:27Evening

Wind Speed

wind

24.6 km/h

Moderate wind

Sunshine

clear-day

9.3 hrs

Direct Sun (Cloud-free)

Humidity

humidity

74%

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

☀️ Excellent

80/100

Tourist Crowds

🟡 Busy

70/100

Price Level

💰💰 Moderate

75/100

Health & Wellbeing

Meteo-Health Forecast

85Score
Atmospheric Pressure1013.3 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 Apr (30y):116
Last in Apr:2025-04-21
💡 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 April 30 averages 20.5°C with a 25% precipitation probability. Wedding/Outdoor Event Score: 92/100."

— 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
2024
24.5°C
Coldest
2022
6.4°C
Rainiest
2019
18.7mm

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 (April 30) in other destinations

🌍 Explore the same date in different destinations around the world

📍 Is Tokyo Worth Visiting on April 30?

Planning a trip to Tokyo on April 30? 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 20.5°C with a 25% historical precipitation risk.

✈️ Travel Logistics: Approximately 638 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 17.9°C (refreshing tonic). Wave conditions are generally fun waves with heights around 0.73m.

📊 Historical Extremes: The hottest April 30 recorded in the last 30 years saw temperatures hit 24.5°C in 2024, while the coldest dropped to 6.4°C in 2022.

Tokyo Weather FAQ