Mashiko, Tochigi, Japan Climate Change Severity

57
High
The current climate change severity in Mashiko is High, with a 20.4% 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

Mashiko 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), Mashiko temperature has changed by around +8.2%, 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
3829
-23.6%
cloudyCloudy
5546
-16.3%
rainyRainy
9582
-13.6%
snowySnowy
10
-100%
mistyMisty
00
0%

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

Climate Change Indicators:

Over the past 15 years, Mashiko 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, Mashiko experienced significant changes:

Temperature change of

+1.09 °C

Variation in annual rainfall

-10.8 %

Change in average humidity

-7.4 %

PM2.5 levels surged by

-25.8 %

Heatwave changed by

+20.8 day(s)

Coldwave changed by

-1.7 day(s)

Wind speeds changed by

+0.8 km/h

These indicators show that Mashiko 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.

Mashiko Weather Forecast 30 Days (August - September 2025)
Mashiko, Tochigi, Japan

Condition
Temperature IconTemperature
Humidity Iconhumi.
Wind IconWind Speed
Fri. 8, Aug.
heavy rainHeavy rain
Temperature Icon35°/22°
Humidity Icon74%
Wind Icon19km/h
Sat. 9, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon32°/21°
Humidity Icon67%
Wind Icon14km/h
Sun. 10, Aug.
moderate rainModerate rain
Temperature Icon24°/23°
Humidity Icon89%
Wind Icon7km/h
Mon. 11, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon26°/22°
Humidity Icon91%
Wind Icon11km/h
Tue. 12, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon25°/23°
Humidity Icon93%
Wind Icon8km/h
Wed. 13, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon33°/23°
Humidity Icon82%
Wind Icon16km/h
Thu. 14, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon29°/23°
Humidity Icon75%
Wind Icon13km/h
Fri. 15, Aug.
partly cloudyPartly Cloudy
Temperature Icon29°/22°
Humidity Icon71%
Wind Icon12km/h
Sat. 16, Aug.
partly cloudyPartly Cloudy
Temperature Icon31°/22°
Humidity Icon69%
Wind Icon13km/h
Sun. 17, Aug.
cloudyCloudy
Temperature Icon31°/21°
Humidity Icon67%
Wind Icon14km/h
Mon. 18, Aug.
partly cloudyPartly Cloudy
Temperature Icon33°/23°
Humidity Icon64%
Wind Icon12km/h
Tue. 19, Aug.
cloudyCloudy
Temperature Icon34°/24°
Humidity Icon61%
Wind Icon12km/h
Wed. 20, Aug.
partly cloudyPartly Cloudy
Temperature Icon35°/24°
Humidity Icon58%
Wind Icon14km/h
Thu. 21, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon35°/25°
Humidity Icon61%
Wind Icon18km/h
Fri. 22, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon31°/24°
Humidity Icon72%
Wind Icon9km/h
Sat. 23, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon31°/23°
Humidity Icon75%
Wind Icon11km/h
Sun. 24, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon31°/23°
Humidity Icon73%
Wind Icon13km/h
Mon. 25, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon30°/23°
Humidity Icon72%
Wind Icon12km/h
Tue. 26, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon30°/22°
Humidity Icon75%
Wind Icon13km/h
Wed. 27, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon29°/22°
Humidity Icon75%
Wind Icon12km/h
Thu. 28, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon29°/22°
Humidity Icon76%
Wind Icon11km/h
Fri. 29, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon30°/22°
Humidity Icon77%
Wind Icon10km/h
Sat. 30, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon30°/22°
Humidity Icon76%
Wind Icon13km/h
Sun. 31, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon29°/22°
Humidity Icon76%
Wind Icon14km/h
Mon. 1, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon29°/22°
Humidity Icon76%
Wind Icon12km/h
Tue. 2, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon28°/21°
Humidity Icon79%
Wind Icon13km/h
Wed. 3, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon28°/21°
Humidity Icon79%
Wind Icon13km/h
Thu. 4, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon28°/21°
Humidity Icon79%
Wind Icon15km/h
Fri. 5, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon29°/22°
Humidity Icon77%
Wind Icon12km/h
Sat. 6, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon29°/22°
Humidity Icon76%
Wind Icon11km/h
Sun. 7, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon29°/21°
Humidity Icon75%
Wind Icon15km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onFri. 8, Aug.

34.9°C

Low will be onSun. 7, Sep.

21°C

HumidityHumidity

High will be onTue. 12, Aug.

93%

Low will be onWed. 20, Aug.

58%

Wind SpeedWind Speed

High will be onFri. 8, Aug.

19.1km/h

Low will be onSun. 10, Aug.

6.5km/h

PrecipitationPrecipitation

High will be onFri. 8, Aug.

36.7mm

Low will be onFri. 15, Aug.

0.01mm

Ultraviolet IndexUV

High will be onMon. 18, Aug.

7

Low will be onMon. 11, Aug.

0.4

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