Seto, Aichi, Japan Climate Change Severity

57
High
The current climate change severity in Seto is High, with a 17.4% 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

Seto 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), Seto temperature has changed by around +3.7%, 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
4526
-42.2%
cloudyCloudy
5038
-24%
rainyRainy
9694
-2.08%
snowySnowy
13
200%
mistyMisty
00
0%

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

Climate Change Indicators:

Over the past 15 years, Seto has experienced measurable shifts in key climate parameters, contributing to the current severity score of 57 (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

57/100

High

Low
020
Moderate
40
High
60
Very High
80
Extreme
100

From 2010 to 2025, Seto experienced significant changes:

Temperature change of

+0.4 °C

Variation in annual rainfall

-28.7 %

Change in average humidity

-5.6 %

PM2.5 levels surged by

+202.4 %

Heatwave changed by

+4 day(s)

Coldwave changed by

+3.2 day(s)

Wind speeds changed by

+2.5 km/h

These indicators show that Seto 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.

Seto Weather Forecast 30 Days (August - September 2025)
Seto, Aichi, Japan

Condition
Temperature IconTemperature
Humidity Iconhumi.
Wind IconWind Speed
Sun. 10, Aug.
heavy rainHeavy rain
Temperature Icon25°/23°
Humidity Icon93%
Wind Icon14km/h
Mon. 11, Aug.
heavy rainHeavy rain
Temperature Icon25°/23°
Humidity Icon96%
Wind Icon23km/h
Tue. 12, Aug.
heavy rainHeavy rain
Temperature Icon24°/23°
Humidity Icon97%
Wind Icon17km/h
Wed. 13, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon25°/23°
Humidity Icon92%
Wind Icon5km/h
Thu. 14, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon28°/23°
Humidity Icon86%
Wind Icon5km/h
Fri. 15, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon30°/23°
Humidity Icon81%
Wind Icon12km/h
Sat. 16, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon27°/24°
Humidity Icon88%
Wind Icon10km/h
Sun. 17, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon32°/23°
Humidity Icon79%
Wind Icon11km/h
Mon. 18, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon31°/24°
Humidity Icon82%
Wind Icon7km/h
Tue. 19, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon31°/24°
Humidity Icon82%
Wind Icon7km/h
Wed. 20, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon34°/24°
Humidity Icon79%
Wind Icon9km/h
Thu. 21, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon31°/24°
Humidity Icon81%
Wind Icon8km/h
Fri. 22, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon30°/24°
Humidity Icon76%
Wind Icon12km/h
Sat. 23, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon33°/23°
Humidity Icon71%
Wind Icon11km/h
Sun. 24, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon30°/23°
Humidity Icon75%
Wind Icon13km/h
Mon. 25, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon30°/23°
Humidity Icon78%
Wind Icon12km/h
Tue. 26, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon31°/22°
Humidity Icon74%
Wind Icon12km/h
Wed. 27, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon31°/22°
Humidity Icon73%
Wind Icon11km/h
Thu. 28, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon30°/22°
Humidity Icon75%
Wind Icon11km/h
Fri. 29, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon31°/22°
Humidity Icon75%
Wind Icon10km/h
Sat. 30, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon31°/23°
Humidity Icon76%
Wind Icon10km/h
Sun. 31, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon31°/22°
Humidity Icon73%
Wind Icon12km/h
Mon. 1, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon30°/22°
Humidity Icon73%
Wind Icon10km/h
Tue. 2, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon30°/22°
Humidity Icon76%
Wind Icon12km/h
Wed. 3, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon29°/21°
Humidity Icon77%
Wind Icon13km/h
Thu. 4, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon29°/22°
Humidity Icon80%
Wind Icon15km/h
Fri. 5, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon30°/22°
Humidity Icon78%
Wind Icon11km/h
Sat. 6, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon29°/22°
Humidity Icon76%
Wind Icon12km/h
Sun. 7, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon29°/21°
Humidity Icon78%
Wind Icon12km/h
Mon. 8, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon27°/21°
Humidity Icon82%
Wind Icon13km/h
Tue. 9, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon28°/20°
Humidity Icon78%
Wind Icon11km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onWed. 20, Aug.

33.5°C

Low will be onTue. 9, Sep.

20.3°C

HumidityHumidity

High will be onTue. 12, Aug.

97%

Low will be onSat. 23, Aug.

71%

Wind SpeedWind Speed

High will be onMon. 11, Aug.

22.7km/h

Low will be onWed. 13, Aug.

5km/h

PrecipitationPrecipitation

High will be onMon. 11, Aug.

46.8mm

Low will be onSat. 23, Aug.

0.02mm

Ultraviolet IndexUV

High will be onFri. 15, Aug.

6

Low will be onSun. 10, Aug.

0.2

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