WEATHERblaze

Tōkyō Historical Weather Data & Climate

Historical Climate Data for 53 Cities
1981–2025
Japan

Quick Climate Facts

(19812025)
Hottest City
🔥
Kita-ku
Jul High 35.9°C
Coldest City
❄️
Itsukaichi
Jan Low -5.9°C
Wettest City
🌧
Bunkyō-ku
1613 mm/yr
Driest City
🏜️
Itsukaichi
1385 mm/yr
Hottest Month
🌡
August
Avg 26.7°C
Max 34.4°C
Coldest Month
🧊
February
Avg 6.2°C
Min -4.1°C
Cities With Data
🏙️
53
cities in Tōkyō
Data Coverage
📅
45 yrs
19812025

Tōkyō Climate Overview

Tōkyō has a warm temperate climate with warm summers and cold winters.

Tōkyō has an average annual temperature of 15.3°C across all 53 cities, with approximately 1546 mm of annual precipitation and average humidity of 79%. Temperatures peak in August and drop to their lowest in February, while rainfall is highest during autumn months.

The warmest city is Kita-ku with average July highs of 35.9°C, while Itsukaichi is the coldest with average January lows of -5.9°C. Humidity remains high throughout the year creating cold and damp conditions. These seasonal patterns make summer pleasant for travel, while winters can bring frost and occasional snowfall.

🏙️ Cities in Tōkyō — Weather History

📊 Tōkyō Monthly Climate Data

Monthly Climate Data
Month🌤️HighLowAvgHumid %Rain (mm)Wind (m/s)Solar (kWh/m²)
January🌤️14.3°C-4.0°C5.1°C75%552.42.80
February🌤️16.5°C-4.1°C6.2°C75%632.73.50
March20.1°C-2.4°C8.8°C76%1212.84.10
April24.4°C0.6°C12.5°C77%1282.84.80
May28.1°C6.8°C17.4°C78%1402.65.00
June🌧️31.2°C12.3°C21.7°C82%1842.34.50
July🌧️34.0°C17.3°C25.6°C83%1642.34.90
August🌧️34.4°C19.0°C26.7°C82%1532.35.10
September🌧️32.3°C13.2°C22.7°C83%2092.43.80
October🌧️27.1°C6.5°C16.8°C82%1862.33.10
November22.0°C1.1°C11.5°C80%912.22.70
December🌤️17.5°C-2.3°C7.6°C78%532.32.50

Showing average climate conditions across 45 years (1981–2025) · averaged across all 53 cities in Tōkyō

🌦 Weather in Tōkyō Across Seasons

❄️ Winter in Tōkyō

February is Tōkyō's coldest month, with average lows reaching -4.1°C.
🌡️December to February (avg) · -3.5°C16.1°C

🧥 Expect frosty nights and below-freezing temperatures during this Cold Winter period.

☀️ Summer in Tōkyō

Summer temperatures in Tōkyō peak in August, climbing to 34.4°C.
🌡️July to September (avg) · 16.5°C33.6°C

🌤️ Early mornings and evenings are most comfortable during this Hot Summer season.

🌧️ Rainy Season in Tōkyō

Tōkyō sees its highest rainfall in September, receiving approximately 209 mm of precipitation.
🌧️June to October (avg) ·  up to 209 mm

☔ Heavy Rainfall expected — carry rain gear and plan outdoor activities around these months.

📈 Tōkyō Monthly Averages

🌡️ Temperature Patterns

Region-wide monthly averages across 53 cities · 19812025 · °C

🌡️ Tōkyō Monthly Temperature Guide

August is the hottest month in Tōkyō, with average highs reaching 34.4°C, while February is the coldest with lows dropping to -4.1°C.

Temperatures rise steadily from spring, peak in August, and gradually decline through autumn into winter.

These seasonal patterns make summer pleasant for travel, while winters can bring frost and occasional snowfall.

🌧️ Rainfall Distribution

Region-wide monthly rainfall · 19812025 · mm/month

💨 Humidity & Wind Speed

Monthly averages · 19812025

🌧 Rainfall & Humidity in Tōkyō

Tōkyō receives its highest rainfall in September, while humidity peaks during summer months.
🌧️ Wettest: September209 mm☀️ Driest: December53 mm

💧 Humidity peaks at 83% in July · annual avg 79%

📅 Tōkyō Yearly Climate Trends

The warmest year on record was 2024 (avg: 16.9°C), while the coldest year was 1983 (avg: 13.9°C).

📊 Key Climate Trends

  • 🌡️ Tōkyō's temperature shows a slight warming trend over the past decade
  • 📈 Minimum temperatures show a slight warming trend in recent years
  • 🌧️ Rainfall has increased noticeably in recent years compared to earlier periods

🌡️ Annual Temperature Trend

View Range:

Averaged across all 53 cities in Tōkyō · Last 10 years · °C

Tōkyō's temperature shows a slight warming trend over the past decade. The region-wide average sits at 15.3°C with annual rainfall averaging 1546 mm.

🌧️ Annual Precipitation

View Range:

Averaged across all 53 cities in Tōkyō · Last 10 years · mm/year

Annual rainfall in Tōkyō shows noticeable variation. Rainfall has increased noticeably in recent years compared to earlier periods.
📅 Yearly Climate Data Overview

🔥 hottest  ·  ❄️ coldest  ·  🌧️ wettest

ℹ️ Values are averages across all 53 cities in Tōkyō for each year.

YearMin TempAvg TempMax TempRainfall (mm)Avg HumidityAvg Wind
2025
6.7°C16.4°C26.1°C156879%2.5 m/s
2024 🌧️
7.1°C16.9°C26.7°C211381%2.5 m/s
2023
7.0°C16.7°C26.4°C167679%2.5 m/s
2022
6.1°C15.6°C25.1°C164881%2.5 m/s
2021
6.2°C15.7°C25.1°C195480%2.5 m/s
2020
6.3°C15.7°C25.1°C174281%2.5 m/s
2019
6.2°C15.9°C25.6°C183079%2.4 m/s
2018
5.9°C16.0°C26.0°C154180%2.6 m/s
2017
5.4°C15.2°C24.9°C151878%2.4 m/s
2016
5.6°C15.6°C25.6°C172281%2.4 m/s

Showing 1 to 10 of 45 years

🏙️ Explore More Cities in Tōkyō

❓ Frequently Asked Questions

What is the hottest city in Tōkyō?
Kita-ku is the hottest city in Tōkyō with an average July high of 35.9°C based on 45 years of data. View Kita-ku weather history →
What is the coldest city in Tōkyō?
Itsukaichi is the coldest city with average January lows of -5.9°C. View Itsukaichi weather history →
Which city in Tōkyō gets the most rain?
Bunkyō-ku is the wettest city in Tōkyō with approximately 1613 mm of annual precipitation on average.
What is the warmest month in Tōkyō?
August is the warmest month in Tōkyō, with region-wide average highs of 34.4°C and average lows of 19.0°C.
What is the coldest month in Tōkyō?
February is the coldest month in Tōkyō with average lows of -4.1°C and average highs of 16.5°C.
What is the rainiest month in Tōkyō?
September is the rainiest month in Tōkyō with approximately 209 mm on average, while December is the driest with 53 mm.
How many cities in Tōkyō have weather data?
WeatherBlaze has historical weather data for 53 cities in Tōkyō, covering 45 years of climate records from 1981 to 2025.
Where does this climate data come from?
All data is sourced from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis data. It includes monthly temperature, precipitation, humidity, wind speed, and solar radiation.

📡 Data Source

All weather data is sourced from NASA POWER (Prediction of Worldwide Energy Resources), a NASA project providing solar and meteorological data for renewable energy, building efficiency, and agricultural research.

Parameters included:
  • Temperature (Min, Max)
  • Precipitation
  • Relative Humidity
  • Wind Speed
  • Solar Radiation
Data specifications:
  • Resolution: Monthly
  • Spatial: 0.5° × 0.625°
  • Source: MERRA-2
  • Coverage: 19812025
  • Cities: 53 in Tōkyō