Gardena, California, United States Climate Change Severity

57
High
The current climate change severity in Gardena is High, with a 5.6% 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 Aug. (Historical Vs 2025) - Weather Data Only
Low
020
Moderate
40
High
60
Very High
80
Extreme
100
°C (c)

Gardena 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), Gardena temperature has changed by around -9.8%, and has experienced notable climate changes.

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

Comparison of Weather Condition (Historic Vs 2025)

HistoricDays

Year 2025Days

Change

sunnySunny
13618
-86.7%
cloudyCloudy
6147
-22.9%
rainyRainy
3230
-6.2%
snowySnowy
00
0%
mistyMisty
057
100%

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

Climate Change Indicators:

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

Temperature change of

-1.7 °C

Variation in annual rainfall

-23.4 %

Change in average humidity

+23.8 %

PM2.5 levels surged by

+100 %

Heatwave changed by

-8.7 day(s)

Coldwave changed by

-1.6 day(s)

Wind speeds changed by

-0.6 km/h

These indicators show that Gardena 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 Aug.

Gardena Weather Forecast 30 Days (September - October 2025)
Gardena, California, United States

Condition
Temperature IconTemperature
Humidity Iconhumi.
Wind IconWind Speed
Wed. 3, Sep.
partly cloudyPartly Cloudy
Temperature Icon29°/21°
Humidity Icon74%
Wind Icon17km/h
Thu. 4, Sep.
partly cloudyPartly Cloudy
Temperature Icon28°/19°
Humidity Icon80%
Wind Icon19km/h
Fri. 5, Sep.
partly cloudyPartly Cloudy
Temperature Icon27°/18°
Humidity Icon81%
Wind Icon16km/h
Sat. 6, Sep.
partly cloudyPartly Cloudy
Temperature Icon25°/17°
Humidity Icon78%
Wind Icon19km/h
Sun. 7, Sep.
sunnySunny
Temperature Icon26°/20°
Humidity Icon65%
Wind Icon18km/h
Mon. 8, Sep.
sunnySunny
Temperature Icon26°/21°
Humidity Icon66%
Wind Icon16km/h
Tue. 9, Sep.
sunnySunny
Temperature Icon25°/20°
Humidity Icon68%
Wind Icon23km/h
Wed. 10, Sep.
sunnySunny
Temperature Icon23°/19°
Humidity Icon65%
Wind Icon18km/h
Thu. 11, Sep.
sunnySunny
Temperature Icon24°/19°
Humidity Icon63%
Wind Icon19km/h
Fri. 12, Sep.
sunnySunny
Temperature Icon25°/20°
Humidity Icon57%
Wind Icon18km/h
Sat. 13, Sep.
sunnySunny
Temperature Icon26°/20°
Humidity Icon59%
Wind Icon14km/h
Sun. 14, Sep.
sunnySunny
Temperature Icon27°/21°
Humidity Icon59%
Wind Icon16km/h
Mon. 15, Sep.
sunnySunny
Temperature Icon27°/21°
Humidity Icon59%
Wind Icon14km/h
Tue. 16, Sep.
sunnySunny
Temperature Icon27°/21°
Humidity Icon59%
Wind Icon14km/h
Wed. 17, Sep.
patchy rain possiblePatchy rain possible
Temperature Icon27°/19°
Humidity Icon64%
Wind Icon15km/h
Thu. 18, Sep.
patchy rain possiblePatchy rain possible
Temperature Icon27°/19°
Humidity Icon62%
Wind Icon14km/h
Fri. 19, Sep.
patchy rain possiblePatchy rain possible
Temperature Icon27°/19°
Humidity Icon65%
Wind Icon14km/h
Sat. 20, Sep.
patchy rain possiblePatchy rain possible
Temperature Icon27°/19°
Humidity Icon65%
Wind Icon14km/h
Sun. 21, Sep.
patchy rain possiblePatchy rain possible
Temperature Icon27°/19°
Humidity Icon67%
Wind Icon15km/h
Mon. 22, Sep.
patchy rain possiblePatchy rain possible
Temperature Icon27°/19°
Humidity Icon60%
Wind Icon14km/h
Tue. 23, Sep.
sunnySunny
Temperature Icon28°/19°
Humidity Icon57%
Wind Icon14km/h
Wed. 24, Sep.
patchy rain possiblePatchy rain possible
Temperature Icon29°/19°
Humidity Icon55%
Wind Icon15km/h
Thu. 25, Sep.
sunnySunny
Temperature Icon28°/19°
Humidity Icon60%
Wind Icon15km/h
Fri. 26, Sep.
patchy rain possiblePatchy rain possible
Temperature Icon28°/19°
Humidity Icon58%
Wind Icon16km/h
Sat. 27, Sep.
patchy rain possiblePatchy rain possible
Temperature Icon28°/19°
Humidity Icon58%
Wind Icon15km/h
Sun. 28, Sep.
patchy rain possiblePatchy rain possible
Temperature Icon28°/19°
Humidity Icon62%
Wind Icon15km/h
Mon. 29, Sep.
patchy rain possiblePatchy rain possible
Temperature Icon28°/19°
Humidity Icon60%
Wind Icon15km/h
Tue. 30, Sep.
patchy rain possiblePatchy rain possible
Temperature Icon28°/19°
Humidity Icon55%
Wind Icon14km/h
Wed. 1, Oct.
patchy rain possiblePatchy rain possible
Temperature Icon28°/19°
Humidity Icon56%
Wind Icon14km/h
Thu. 2, Oct.
patchy rain possiblePatchy rain possible
Temperature Icon28°/19°
Humidity Icon56%
Wind Icon16km/h
Fri. 3, Oct.
patchy rain possiblePatchy rain possible
Temperature Icon27°/19°
Humidity Icon59%
Wind Icon15km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onWed. 3, Sep.

29.3°C

Low will be onSat. 6, Sep.

17.3°C

HumidityHumidity

High will be onFri. 5, Sep.

81%

Low will be onWed. 24, Sep.

55%

Wind SpeedWind Speed

High will be onTue. 9, Sep.

22.7km/h

Low will be onTue. 16, Sep.

14km/h

PrecipitationPrecipitation

High will be onFri. 3, Oct.

0.3mm

Low will be onThu. 18, Sep.

0.1mm

Ultraviolet IndexUV

High will be onMon. 8, Sep.

6

Low will be onWed. 17, Sep.

5

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