Narashino, Chiba, Japan Climate Change Severity

52
High
The current climate change severity in Narashino is High, with a 12.06% 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 (c)

Narashino 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), Narashino temperature has changed by around +6.9%, 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
4536
-20%
cloudyCloudy
5451
-5.5%
rainyRainy
8782
-5.7%
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, Narashino 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, Narashino experienced significant changes:

Temperature change of

+1.01 °C

Variation in annual rainfall

-19.1 %

Change in average humidity

-10.9 %

PM2.5 levels surged by

-24.3 %

Heatwave changed by

+14 day(s)

Coldwave changed by

-2.2 day(s)

Wind speeds changed by

-1.6 km/h

These indicators show that Narashino 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.

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

Condition
Temperature IconTemperature
Humidity Iconhumi.
Wind IconWind Speed
Fri. 29, Aug.
sunnySunny
Temperature Icon32°/25°
Humidity Icon66%
Wind Icon15km/h
Sat. 30, Aug.
sunnySunny
Temperature Icon35°/26°
Humidity Icon67%
Wind Icon16km/h
Sun. 31, Aug.
sunnySunny
Temperature Icon35°/28°
Humidity Icon64%
Wind Icon16km/h
Mon. 1, Sep.
sunnySunny
Temperature Icon33°/27°
Humidity Icon67%
Wind Icon27km/h
Tue. 2, Sep.
sunnySunny
Temperature Icon32°/27°
Humidity Icon67%
Wind Icon27km/h
Wed. 3, Sep.
moderate rainModerate rain
Temperature Icon29°/24°
Humidity Icon77%
Wind Icon17km/h
Thu. 4, Sep.
patchy rain possiblePatchy rain nearby
Temperature Icon26°/23°
Humidity Icon86%
Wind Icon13km/h
Fri. 5, Sep.
patchy rain possiblePatchy rain nearby
Temperature Icon29°/24°
Humidity Icon77%
Wind Icon12km/h
Sat. 6, Sep.
partly cloudyPartly Cloudy
Temperature Icon32°/25°
Humidity Icon73%
Wind Icon20km/h
Sun. 7, Sep.
sunnySunny
Temperature Icon32°/26°
Humidity Icon73%
Wind Icon18km/h
Mon. 8, Sep.
moderate rainModerate rain
Temperature Icon26°/23°
Humidity Icon87%
Wind Icon17km/h
Tue. 9, Sep.
partly cloudyPartly Cloudy
Temperature Icon27°/22°
Humidity Icon71%
Wind Icon21km/h
Wed. 10, Sep.
partly cloudyPartly Cloudy
Temperature Icon25°/21°
Humidity Icon68%
Wind Icon17km/h
Thu. 11, Sep.
patchy rain possiblePatchy rain nearby
Temperature Icon27°/22°
Humidity Icon69%
Wind Icon23km/h
Sat. 13, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon29°/23°
Humidity Icon75%
Wind Icon17km/h
Sun. 14, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon28°/23°
Humidity Icon76%
Wind Icon18km/h
Mon. 15, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon27°/22°
Humidity Icon75%
Wind Icon17km/h
Tue. 16, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon27°/22°
Humidity Icon77%
Wind Icon21km/h
Wed. 17, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon27°/22°
Humidity Icon77%
Wind Icon19km/h
Thu. 18, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon27°/22°
Humidity Icon76%
Wind Icon25km/h
Fri. 19, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon27°/22°
Humidity Icon74%
Wind Icon21km/h
Sat. 20, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon26°/21°
Humidity Icon74%
Wind Icon23km/h
Sun. 21, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon25°/21°
Humidity Icon74%
Wind Icon23km/h
Mon. 22, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon27°/21°
Humidity Icon75%
Wind Icon21km/h
Tue. 23, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon25°/20°
Humidity Icon80%
Wind Icon22km/h
Wed. 24, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon25°/20°
Humidity Icon76%
Wind Icon22km/h
Thu. 25, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon25°/20°
Humidity Icon78%
Wind Icon23km/h
Fri. 26, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon25°/20°
Humidity Icon75%
Wind Icon20km/h
Sat. 27, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon24°/19°
Humidity Icon74%
Wind Icon19km/h
Sun. 28, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon25°/20°
Humidity Icon74%
Wind Icon21km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onSat. 30, Aug.

35°C

Low will be onSat. 27, Sep.

19.1°C

HumidityHumidity

High will be onMon. 8, Sep.

87%

Low will be onSun. 31, Aug.

64%

Wind SpeedWind Speed

High will be onMon. 1, Sep.

26.6km/h

Low will be onFri. 5, Sep.

11.9km/h

PrecipitationPrecipitation

High will be onWed. 24, Sep.

14.3mm

Low will be onSun. 31, Aug.

0.01mm

Ultraviolet IndexUV

High will be onSat. 6, Sep.

7

Low will be onFri. 29, Aug.

2

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