Santa Barbara, California, United States Climate Change Severity

62
Very High
The current climate change severity in Santa Barbara is Very High, with a 17.5% 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)

Santa Barbara 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), Santa Barbara temperature has changed by around -5.2%, 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
14456
-61.1%
cloudyCloudy
47121
157.4%
rainyRainy
3629
-19.4%
snowySnowy
00
0%
mistyMisty
013
100%

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

Climate Change Indicators:

Over the past 15 years, Santa Barbara has experienced measurable shifts in key climate parameters, contributing to the current severity score of 62 (within the Very High severity category). This suggests worsening climate conditions from the previous years. Here’s a breakdown of the specific changes observed:

Severity Score

62/100

Very High

Low
020
Moderate
40
High
60
Very High
80
Extreme
100

From 2010 to 2025, Santa Barbara experienced significant changes:

Temperature change of

-0.8 °C

Variation in annual rainfall

-32.2 %

Change in average humidity

+14.1 %

PM2.5 levels surged by

+10.01 %

Heatwave changed by

-4.9 day(s)

Coldwave changed by

-0.6 day(s)

Wind speeds changed by

-3.5 km/h

These indicators show a dramatic increase in volatility and worsening conditions. Santa Barbara's Very High severity status requires urgent and immediate adaptation and mitigation strategies, particularly focused on managing extreme weather events, improving air quality, and ensuring water resources are adequate for the population.

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

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

Condition
Temperature IconTemperature
Humidity Iconhumi.
Wind IconWind Speed
Sun. 28, Sep.
partly cloudyPartly Cloudy
Temperature Icon21°/17°
Humidity Icon87%
Wind Icon13km/h
Mon. 29, Sep.
partly cloudyPartly Cloudy
Temperature Icon21°/17°
Humidity Icon91%
Wind Icon11km/h
Tue. 30, Sep.
mistMist
Temperature Icon22°/16°
Humidity Icon84%
Wind Icon14km/h
Wed. 1, Oct.
sunnySunny
Temperature Icon24°/16°
Humidity Icon63%
Wind Icon13km/h
Thu. 2, Oct.
sunnySunny
Temperature Icon27°/18°
Humidity Icon61%
Wind Icon16km/h
Fri. 3, Oct.
sunnySunny
Temperature Icon26°/16°
Humidity Icon56%
Wind Icon12km/h
Sat. 4, Oct.
sunnySunny
Temperature Icon25°/15°
Humidity Icon48%
Wind Icon10km/h
Sun. 5, Oct.
sunnySunny
Temperature Icon24°/14°
Humidity Icon66%
Wind Icon11km/h
Mon. 6, Oct.
sunnySunny
Temperature Icon21°/13°
Humidity Icon78%
Wind Icon12km/h
Tue. 7, Oct.
sunnySunny
Temperature Icon22°/13°
Humidity Icon66%
Wind Icon12km/h
Wed. 8, Oct.
sunnySunny
Temperature Icon24°/15°
Humidity Icon56%
Wind Icon9km/h
Thu. 9, Oct.
sunnySunny
Temperature Icon25°/15°
Humidity Icon55%
Wind Icon11km/h
Fri. 10, Oct.
sunnySunny
Temperature Icon26°/16°
Humidity Icon52%
Wind Icon10km/h
Sat. 11, Oct.
patchy rain possiblePatchy rain possible
Temperature Icon24°/15°
Humidity Icon55%
Wind Icon16km/h
Sun. 12, Oct.
patchy rain possiblePatchy rain possible
Temperature Icon25°/15°
Humidity Icon53%
Wind Icon15km/h
Mon. 13, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon25°/15°
Humidity Icon54%
Wind Icon15km/h
Tue. 14, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon25°/15°
Humidity Icon55%
Wind Icon14km/h
Wed. 15, Oct.
patchy rain possiblePatchy rain possible
Temperature Icon25°/16°
Humidity Icon55%
Wind Icon13km/h
Thu. 16, Oct.
patchy rain possiblePatchy rain possible
Temperature Icon26°/16°
Humidity Icon53%
Wind Icon14km/h
Fri. 17, Oct.
patchy rain possiblePatchy rain possible
Temperature Icon25°/16°
Humidity Icon53%
Wind Icon17km/h
Sat. 18, Oct.
patchy rain possiblePatchy rain possible
Temperature Icon25°/16°
Humidity Icon51%
Wind Icon18km/h
Sun. 19, Oct.
patchy rain possiblePatchy rain possible
Temperature Icon26°/16°
Humidity Icon51%
Wind Icon17km/h
Mon. 20, Oct.
patchy rain possiblePatchy rain possible
Temperature Icon25°/16°
Humidity Icon52%
Wind Icon16km/h
Wed. 22, Oct.
patchy rain possiblePatchy rain possible
Temperature Icon25°/15°
Humidity Icon56%
Wind Icon16km/h
Thu. 23, Oct.
patchy rain possiblePatchy rain possible
Temperature Icon24°/15°
Humidity Icon57%
Wind Icon17km/h
Fri. 24, Oct.
patchy rain possiblePatchy rain possible
Temperature Icon24°/15°
Humidity Icon56%
Wind Icon16km/h
Sat. 25, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon24°/15°
Humidity Icon55%
Wind Icon17km/h
Sun. 26, Oct.
patchy rain possiblePatchy rain possible
Temperature Icon25°/14°
Humidity Icon48%
Wind Icon16km/h
Mon. 27, Oct.
patchy rain possiblePatchy rain possible
Temperature Icon25°/14°
Humidity Icon44%
Wind Icon17km/h
Tue. 28, Oct.
moderate rain at timesModerate rain at times
Temperature Icon23°/14°
Humidity Icon47%
Wind Icon18km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onThu. 2, Oct.

26.5°C

Low will be onMon. 6, Oct.

12.7°C

HumidityHumidity

High will be onMon. 29, Sep.

91%

Low will be onMon. 27, Oct.

44%

Wind SpeedWind Speed

High will be onTue. 28, Oct.

18.4km/h

Low will be onWed. 8, Oct.

9.4km/h

PrecipitationPrecipitation

High will be onMon. 13, Oct.

2.5mm

Low will be onWed. 1, Oct.

0.01mm

Ultraviolet IndexUV

High will be onFri. 3, Oct.

6

Low will be onSat. 11, Oct.

4

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