Sumida City, Tokyo, Japan Climate Change Severity

52
High
The current climate change severity in Sumida City is High, with a 7.1% worsening in the climate score compared to last 15 years. This suggests deteriorating conditions, with increasing negative impacts on weather patterns and environmental conditions.
Data: Jan. to Jul. (Historical Vs 2025) - Weather Data Only
Low
020
Moderate
40
High
60
Very High
80
Extreme
100
°C

Sumida City Weather Condition Changes (Historic Vs 2025)

2025
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
Historic
2025

Over the past 15 year(s), Sumida City temperature has changed by around +7.3%, and has experienced notable climate changes.

Sunny
Cloudy
Rainy
Snowy
Misty
Data: Jan. to Jul. (Historical Vs 2025)

Comparison of Weather Condition (Historic Vs 2025)

HistoricDays

Year 2025Days

Change

sunnySunny
4845
-6.2%
cloudyCloudy
5940
-32.2%
rainyRainy
8376
-8.4%
snowySnowy
00
0%
mistyMisty
00
0%

Disclaimer: Other weather conditions not shown may affect the total day count.

Climate Change Indicators:

Over the past 15 years, Sumida City has experienced measurable shifts in key climate parameters, contributing to the current severity score of 52 (within the High severity category). This suggests worsening climate conditions from the previous years. Here’s a breakdown of the specific changes observed:

Severity Score

52/100

High

Low
020
Moderate
40
High
60
Very High
80
Extreme
100

From 2010 to 2025, Sumida City experienced significant changes:

Temperature change of

+1.08 °C

Variation in annual rainfall

-16.3 %

Change in average humidity

-10.08 %

PM2.5 levels surged by

+100 %

Heatwave changed by

+17.06 day(s)

Coldwave changed by

-2.06 day(s)

Wind speeds changed by

-0.3 km/h

These indicators show that Sumida City is experiencing a more volatile and extreme climate, reinforcing the need for urgent intervention to mitigate risks. As the severity score rises, focus must shift to adaptation and emergency preparedness.

Check how we calculate Climate Change Severity
Based on data from Jan. to Jul.

Sumida City Weather Forecast 30 Days (August - September 2025)
Sumida City, Tokyo, Japan

Condition
Temperature IconTemperature
Humidity Iconhumi.
Wind IconWind Speed
Sat. 9, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon32°/25°
Humidity Icon61%
Wind Icon19km/h
Sun. 10, Aug.
moderate rainModerate rain
Temperature Icon27°/25°
Humidity Icon79%
Wind Icon36km/h
Mon. 11, Aug.
moderate rainModerate rain
Temperature Icon27°/25°
Humidity Icon79%
Wind Icon41km/h
Tue. 12, Aug.
partly cloudyPartly Cloudy
Temperature Icon29°/26°
Humidity Icon77%
Wind Icon37km/h
Wed. 13, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon31°/26°
Humidity Icon78%
Wind Icon21km/h
Thu. 14, Aug.
overcastOvercast
Temperature Icon30°/25°
Humidity Icon71%
Wind Icon19km/h
Fri. 15, Aug.
partly cloudyPartly Cloudy
Temperature Icon31°/25°
Humidity Icon63%
Wind Icon18km/h
Sat. 16, Aug.
sunnySunny
Temperature Icon31°/24°
Humidity Icon62%
Wind Icon17km/h
Sun. 17, Aug.
sunnySunny
Temperature Icon30°/24°
Humidity Icon62%
Wind Icon21km/h
Mon. 18, Aug.
sunnySunny
Temperature Icon30°/25°
Humidity Icon67%
Wind Icon23km/h
Tue. 19, Aug.
sunnySunny
Temperature Icon30°/25°
Humidity Icon68%
Wind Icon22km/h
Wed. 20, Aug.
partly cloudyPartly Cloudy
Temperature Icon31°/25°
Humidity Icon68%
Wind Icon21km/h
Thu. 21, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon32°/26°
Humidity Icon66%
Wind Icon20km/h
Fri. 22, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon30°/26°
Humidity Icon68%
Wind Icon18km/h
Sat. 23, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon30°/25°
Humidity Icon73%
Wind Icon13km/h
Sun. 24, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon31°/25°
Humidity Icon73%
Wind Icon19km/h
Mon. 25, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon30°/25°
Humidity Icon72%
Wind Icon17km/h
Tue. 26, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon31°/25°
Humidity Icon73%
Wind Icon17km/h
Wed. 27, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon30°/24°
Humidity Icon73%
Wind Icon18km/h
Thu. 28, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon29°/24°
Humidity Icon75%
Wind Icon19km/h
Fri. 29, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon30°/24°
Humidity Icon75%
Wind Icon19km/h
Sat. 30, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon30°/24°
Humidity Icon77%
Wind Icon21km/h
Sun. 31, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon30°/24°
Humidity Icon77%
Wind Icon24km/h
Mon. 1, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon29°/24°
Humidity Icon75%
Wind Icon21km/h
Tue. 2, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon28°/23°
Humidity Icon78%
Wind Icon21km/h
Wed. 3, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon29°/24°
Humidity Icon77%
Wind Icon20km/h
Thu. 4, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon29°/24°
Humidity Icon77%
Wind Icon21km/h
Fri. 5, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon30°/24°
Humidity Icon76%
Wind Icon19km/h
Sat. 6, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon29°/24°
Humidity Icon75%
Wind Icon20km/h
Sun. 7, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon29°/24°
Humidity Icon75%
Wind Icon21km/h
Mon. 8, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon28°/23°
Humidity Icon78%
Wind Icon24km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onSat. 9, Aug.

31.8°C

Low will be onMon. 8, Sep.

22.9°C

HumidityHumidity

High will be onSun. 10, Aug.

79%

Low will be onSat. 9, Aug.

61%

Wind SpeedWind Speed

High will be onMon. 11, Aug.

41km/h

Low will be onSat. 23, Aug.

13km/h

PrecipitationPrecipitation

High will be onMon. 8, Sep.

17.8mm

Low will be onSat. 16, Aug.

0.01mm

Ultraviolet IndexUV

High will be onFri. 15, Aug.

7

Low will be onSun. 10, Aug.

0.4

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