East Grinstead, West Sussex, United Kingdom Climate Change Severity

43
High
The current climate change severity in East Grinstead is High, with a 10.2% 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 Aug. (Historical Vs 2025) - Weather Data Only
Low
020
Moderate
40
High
60
Very High
80
Extreme
100
°C (c)

East Grinstead 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), East Grinstead temperature has changed by around +4.2%, 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
2238
72.7%
cloudyCloudy
5138
-25.4%
rainyRainy
12991
-29.4%
snowySnowy
01
100%
mistyMisty
01
100%

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

Climate Change Indicators:

Over the past 15 years, East Grinstead has experienced measurable shifts in key climate parameters, contributing to the current severity score of 43 (within the High severity category). While the score remains High, certain factors have improved over time. Here’s a breakdown of the specific changes observed:

Severity Score

43/100

High

Low
020
Moderate
40
High
60
Very High
80
Extreme
100

From 2010 to 2025, East Grinstead experienced significant changes:

Temperature change of

+0.4 °C

Variation in annual rainfall

-29.1 %

Change in average humidity

-6.1 %

PM2.5 levels surged by

+0.2 %

Heatwave changed by

-1.5 day(s)

Coldwave changed by

-5.2 day(s)

Wind speeds changed by

+0.6 km/h

These indicators show improvement in key parametes of climate, but East Grinstead remains in the High severity category. Continuous focus on climate resilience is necessary to avoid further worsening and ensure sustainability.

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

East Grinstead Weather Forecast 30 Days (September - October 2025)
East Grinstead, West Sussex, United Kingdom

Condition
Temperature IconTemperature
Humidity Iconhumi.
Wind IconWind Speed
Thu. 25, Sep.
sunnySunny
Temperature Icon17°/8°
Humidity Icon66%
Wind Icon29km/h
Fri. 26, Sep.
patchy rain possiblePatchy rain nearby
Temperature Icon15°/8°
Humidity Icon74%
Wind Icon19km/h
Sat. 27, Sep.
partly cloudyPartly Cloudy
Temperature Icon16°/8°
Humidity Icon76%
Wind Icon20km/h
Sun. 28, Sep.
patchy rain possiblePatchy rain nearby
Temperature Icon17°/10°
Humidity Icon81%
Wind Icon16km/h
Mon. 29, Sep.
partly cloudyPartly Cloudy
Temperature Icon18°/8°
Humidity Icon71%
Wind Icon9km/h
Tue. 30, Sep.
sunnySunny
Temperature Icon19°/9°
Humidity Icon66%
Wind Icon8km/h
Wed. 1, Oct.
sunnySunny
Temperature Icon20°/10°
Humidity Icon68%
Wind Icon10km/h
Thu. 2, Oct.
sunnySunny
Temperature Icon19°/11°
Humidity Icon75%
Wind Icon17km/h
Fri. 3, Oct.
partly cloudyPartly Cloudy
Temperature Icon20°/13°
Humidity Icon72%
Wind Icon26km/h
Sat. 4, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon19°/13°
Humidity Icon78%
Wind Icon26km/h
Sun. 5, Oct.
partly cloudyPartly Cloudy
Temperature Icon17°/9°
Humidity Icon68%
Wind Icon18km/h
Mon. 6, Oct.
partly cloudyPartly Cloudy
Temperature Icon16°/7°
Humidity Icon74%
Wind Icon16km/h
Tue. 7, Oct.
partly cloudyPartly Cloudy
Temperature Icon14°/7°
Humidity Icon65%
Wind Icon27km/h
Wed. 8, Oct.
sunnySunny
Temperature Icon14°/4°
Humidity Icon64%
Wind Icon14km/h
Thu. 9, Oct.
moderate rain at timesModerate rain at times
Temperature Icon16°/10°
Humidity Icon81%
Wind Icon19km/h
Fri. 10, Oct.
moderate rain at timesModerate rain at times
Temperature Icon17°/10°
Humidity Icon79%
Wind Icon22km/h
Sat. 11, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon16°/10°
Humidity Icon82%
Wind Icon23km/h
Sun. 12, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon15°/9°
Humidity Icon82%
Wind Icon21km/h
Mon. 13, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon15°/10°
Humidity Icon85%
Wind Icon22km/h
Tue. 14, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon14°/9°
Humidity Icon83%
Wind Icon18km/h
Wed. 15, Oct.
heavy rain at timesHeavy rain at times
Temperature Icon14°/9°
Humidity Icon83%
Wind Icon19km/h
Thu. 16, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon16°/9°
Humidity Icon82%
Wind Icon23km/h
Fri. 17, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon15°/10°
Humidity Icon81%
Wind Icon22km/h
Sat. 18, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon15°/10°
Humidity Icon82%
Wind Icon21km/h
Sun. 19, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon15°/10°
Humidity Icon83%
Wind Icon23km/h
Mon. 20, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon14°/9°
Humidity Icon84%
Wind Icon25km/h
Tue. 21, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon14°/9°
Humidity Icon84%
Wind Icon26km/h
Wed. 22, Oct.
moderate rain at timesModerate rain at times
Temperature Icon14°/8°
Humidity Icon82%
Wind Icon21km/h
Thu. 23, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon15°/9°
Humidity Icon85%
Wind Icon22km/h
Fri. 24, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon15°/10°
Humidity Icon87%
Wind Icon23km/h
Sat. 25, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon14°/9°
Humidity Icon85%
Wind Icon22km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onFri. 3, Oct.

20.3°C

Low will be onWed. 8, Oct.

4.2°C

HumidityHumidity

High will be onFri. 24, Oct.

87%

Low will be onWed. 8, Oct.

64%

Wind SpeedWind Speed

High will be onThu. 25, Sep.

29.2km/h

Low will be onTue. 30, Sep.

7.6km/h

PrecipitationPrecipitation

High will be onMon. 20, Oct.

8mm

Low will be onMon. 6, Oct.

0.01mm

Ultraviolet IndexUV

High will be onFri. 3, Oct.

5

Low will be onSun. 28, Sep.

0.3

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