Katsuura, Chiba, Japan Climate Change Severity

38
Moderate
The current climate change severity in Katsuura is Moderate, with a -9.9% improvement in the climate score compared to last 15 years. This suggests improved conditions, with more favorable environmental indicators and a reduction in negative impacts.
Data: Jan. to Jul. (Historical Vs 2025) - Weather Data Only
Low
020
Moderate
40
High
60
Very High
80
Extreme
100
°C

Katsuura 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), Katsuura temperature has changed by around +0.3%, 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
3528
-20%
cloudyCloudy
5439
-27.7%
rainyRainy
9991
-8.08%
snowySnowy
00
0%
mistyMisty
02
100%

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

Climate Change Indicators:

Over the past 15 years, Katsuura has experienced measurable improvements in key climate parameters, contributing to the current severity score of 38 (within the Moderate severity category). This suggests improving climate conditions compared to previous years. Here’s a breakdown of the specific changes observed:

Severity Score

38/100

Moderate

Low
020
Moderate
40
High
60
Very High
80
Extreme
100

From 2010 to 2025, Katsuura experienced significant changes:

Temperature change of

+0.05 °C

Variation in annual rainfall

-0.1 %

Change in average humidity

-0.8 %

PM2.5 levels surged by

-2.7 %

Heatwave changed by

+8.7 day(s)

Coldwave changed by

-5.4 day(s)

Wind speeds changed by

+2.7 km/h

These indicators show reduced climate volatility, offering a valuable window to reinforce sustainable practices and strengthen long-term climate resilience. As the severity shifts toward Moderate, it is important to maintain momentum in climate adaptation efforts.

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

Katsuura Weather Forecast 30 Days (August - September 2025)
Katsuura, Chiba, Japan

Condition
Temperature IconTemperature
Humidity Iconhumi.
Wind IconWind Speed
Sat. 9, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon28°/24°
Humidity Icon79%
Wind Icon20km/h
Sun. 10, Aug.
moderate rainModerate rain
Temperature Icon27°/25°
Humidity Icon88%
Wind Icon44km/h
Mon. 11, Aug.
moderate rainModerate rain
Temperature Icon27°/25°
Humidity Icon86%
Wind Icon46km/h
Tue. 12, Aug.
partly cloudyPartly Cloudy
Temperature Icon29°/26°
Humidity Icon84%
Wind Icon41km/h
Wed. 13, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon28°/25°
Humidity Icon87%
Wind Icon39km/h
Thu. 14, Aug.
cloudyCloudy
Temperature Icon28°/25°
Humidity Icon78%
Wind Icon23km/h
Fri. 15, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon28°/24°
Humidity Icon73%
Wind Icon24km/h
Sat. 16, Aug.
sunnySunny
Temperature Icon27°/23°
Humidity Icon71%
Wind Icon18km/h
Sun. 17, Aug.
partly cloudyPartly Cloudy
Temperature Icon27°/23°
Humidity Icon73%
Wind Icon15km/h
Mon. 18, Aug.
sunnySunny
Temperature Icon27°/24°
Humidity Icon73%
Wind Icon16km/h
Tue. 19, Aug.
sunnySunny
Temperature Icon27°/24°
Humidity Icon69%
Wind Icon15km/h
Wed. 20, Aug.
sunnySunny
Temperature Icon28°/24°
Humidity Icon68%
Wind Icon14km/h
Thu. 21, Aug.
partly cloudyPartly Cloudy
Temperature Icon28°/24°
Humidity Icon71%
Wind Icon11km/h
Fri. 22, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon28°/25°
Humidity Icon74%
Wind Icon12km/h
Sat. 23, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon28°/26°
Humidity Icon84%
Wind Icon23km/h
Sun. 24, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon28°/25°
Humidity Icon82%
Wind Icon23km/h
Mon. 25, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon28°/25°
Humidity Icon82%
Wind Icon21km/h
Tue. 26, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon28°/25°
Humidity Icon81%
Wind Icon20km/h
Wed. 27, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon28°/25°
Humidity Icon81%
Wind Icon20km/h
Thu. 28, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon28°/25°
Humidity Icon83%
Wind Icon20km/h
Fri. 29, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon28°/25°
Humidity Icon83%
Wind Icon23km/h
Sat. 30, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon28°/25°
Humidity Icon85%
Wind Icon26km/h
Sun. 31, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon28°/25°
Humidity Icon83%
Wind Icon27km/h
Mon. 1, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon28°/25°
Humidity Icon82%
Wind Icon25km/h
Tue. 2, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon27°/24°
Humidity Icon83%
Wind Icon23km/h
Wed. 3, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon27°/25°
Humidity Icon83%
Wind Icon24km/h
Thu. 4, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon27°/25°
Humidity Icon82%
Wind Icon23km/h
Fri. 5, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon28°/25°
Humidity Icon82%
Wind Icon22km/h
Sat. 6, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon27°/25°
Humidity Icon82%
Wind Icon23km/h
Sun. 7, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon27°/24°
Humidity Icon82%
Wind Icon26km/h
Mon. 8, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon27°/24°
Humidity Icon82%
Wind Icon28km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onTue. 12, Aug.

29°C

Low will be onSun. 17, Aug.

23.1°C

HumidityHumidity

High will be onSun. 10, Aug.

88%

Low will be onWed. 20, Aug.

68%

Wind SpeedWind Speed

High will be onMon. 11, Aug.

45.7km/h

Low will be onThu. 21, Aug.

10.8km/h

PrecipitationPrecipitation

High will be onMon. 8, Sep.

24.7mm

Low will be onSat. 16, Aug.

0.02mm

Ultraviolet IndexUV

High will be onSat. 16, Aug.

7

Low will be onSun. 10, Aug.

0.2

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