Steyning, West Sussex, United Kingdom Climate Change Severity

33
Moderate
The current climate change severity in Steyning is Moderate, with a -29.3% 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

Steyning 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), Steyning temperature has changed by around +4.1%, 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
2532
28.000000000000004%
cloudyCloudy
5027
-46%
rainyRainy
10794
-12.1%
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, Steyning has experienced measurable improvements in key climate parameters, contributing to the current severity score of 33 (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

33/100

Moderate

Low
020
Moderate
40
High
60
Very High
80
Extreme
100

From 2010 to 2025, Steyning experienced significant changes:

Temperature change of

+0.4 °C

Variation in annual rainfall

-13.2 %

Change in average humidity

-3.1 %

PM2.5 levels surged by

+4.3 %

Heatwave changed by

-8.1 day(s)

Coldwave changed by

-4.4 day(s)

Wind speeds changed by

+1.06 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.

Steyning Weather Forecast 30 Days (August - September 2025)
Steyning, West Sussex, United Kingdom

Condition
Temperature IconTemperature
Humidity Iconhumi.
Wind IconWind Speed
Fri. 8, Aug.
partly cloudyPartly Cloudy
Temperature Icon20°/16°
Humidity Icon77%
Wind Icon23km/h
Sat. 9, Aug.
sunnySunny
Temperature Icon20°/15°
Humidity Icon68%
Wind Icon31km/h
Sun. 10, Aug.
sunnySunny
Temperature Icon21°/15°
Humidity Icon68%
Wind Icon19km/h
Mon. 11, Aug.
sunnySunny
Temperature Icon25°/16°
Humidity Icon61%
Wind Icon32km/h
Tue. 12, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon22°/19°
Humidity Icon76%
Wind Icon23km/h
Wed. 13, Aug.
sunnySunny
Temperature Icon22°/19°
Humidity Icon72%
Wind Icon22km/h
Thu. 14, Aug.
sunnySunny
Temperature Icon21°/18°
Humidity Icon72%
Wind Icon28km/h
Fri. 15, Aug.
sunnySunny
Temperature Icon20°/16°
Humidity Icon67%
Wind Icon31km/h
Sat. 16, Aug.
sunnySunny
Temperature Icon20°/15°
Humidity Icon78%
Wind Icon27km/h
Sun. 17, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon19°/15°
Humidity Icon73%
Wind Icon45km/h
Mon. 18, Aug.
sunnySunny
Temperature Icon20°/13°
Humidity Icon61%
Wind Icon34km/h
Tue. 19, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon23°/16°
Humidity Icon72%
Wind Icon32km/h
Wed. 20, Aug.
sunnySunny
Temperature Icon21°/15°
Humidity Icon70%
Wind Icon20km/h
Thu. 21, Aug.
sunnySunny
Temperature Icon22°/18°
Humidity Icon78%
Wind Icon16km/h
Fri. 22, Aug.
moderate rain at timesModerate rain at times
Temperature Icon20°/15°
Humidity Icon80%
Wind Icon22km/h
Sat. 23, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon21°/15°
Humidity Icon78%
Wind Icon22km/h
Sun. 24, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon20°/15°
Humidity Icon78%
Wind Icon22km/h
Mon. 25, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon20°/15°
Humidity Icon80%
Wind Icon26km/h
Tue. 26, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon20°/15°
Humidity Icon79%
Wind Icon26km/h
Wed. 27, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon20°/15°
Humidity Icon77%
Wind Icon22km/h
Thu. 28, Aug.
heavy rain at timesHeavy rain at times
Temperature Icon20°/14°
Humidity Icon78%
Wind Icon23km/h
Fri. 29, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon19°/14°
Humidity Icon76%
Wind Icon24km/h
Sat. 30, Aug.
moderate rain at timesModerate rain at times
Temperature Icon19°/13°
Humidity Icon76%
Wind Icon23km/h
Sun. 31, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon19°/13°
Humidity Icon76%
Wind Icon21km/h
Mon. 1, Sep.
heavy rain at timesHeavy rain at times
Temperature Icon19°/14°
Humidity Icon74%
Wind Icon20km/h
Tue. 2, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon20°/14°
Humidity Icon79%
Wind Icon21km/h
Wed. 3, Sep.
moderate rain at timesModerate rain at times
Temperature Icon20°/14°
Humidity Icon80%
Wind Icon22km/h
Thu. 4, Sep.
moderate rain at timesModerate rain at times
Temperature Icon20°/14°
Humidity Icon79%
Wind Icon23km/h
Fri. 5, Sep.
moderate rain at timesModerate rain at times
Temperature Icon20°/14°
Humidity Icon76%
Wind Icon23km/h
Sat. 6, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon19°/14°
Humidity Icon77%
Wind Icon22km/h
Sun. 7, Sep.
moderate rain at timesModerate rain at times
Temperature Icon20°/14°
Humidity Icon76%
Wind Icon21km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onMon. 11, Aug.

24.8°C

Low will be onSun. 31, Aug.

13.1°C

HumidityHumidity

High will be onFri. 22, Aug.

80%

Low will be onMon. 11, Aug.

61%

Wind SpeedWind Speed

High will be onSun. 17, Aug.

45km/h

Low will be onThu. 21, Aug.

16.2km/h

PrecipitationPrecipitation

High will be onMon. 25, Aug.

6.4mm

Low will be onSat. 16, Aug.

0.02mm

Ultraviolet IndexUV

High will be onWed. 13, Aug.

6

Low will be onFri. 8, Aug.

1.5

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