Chepstow, Monmouthshire, United Kingdom Climate Change Severity

48
High
The current climate change severity in Chepstow is High, with a 2.6% worsening in the climate score compared to last 16 years. This suggests deteriorating conditions, with increasing negative impacts on weather patterns and environmental conditions.
Data: Jan. to Jul. (Historical Vs 2026) - Weather Data Only
Low
020
Moderate
40
High
60
Very High
80
Extreme
100
°C

Chepstow Weather Condition Changes (Historic Vs 2026)

2026
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
Historic
2026

Over the past 16 year(s), Chepstow temperature has changed by around +11.1%, and has experienced notable climate changes.

Sunny
Cloudy
Rainy
Snowy
Misty
Data: Jan. to Jul. (Historical Vs 2026)

Comparison of Weather Condition (Historic Vs 2026)

HistoricDays

Year 2026Days

Change

sunnySunny
1746
170.5%
cloudyCloudy
4521
-53.3%
rainyRainy
11494
-17.5%
snowySnowy
13
200%
mistyMisty
03
100%

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

Climate Change Indicators:

Over the past 16 years, Chepstow has experienced measurable shifts in key climate parameters, contributing to the current severity score of 48 (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

48/100

High

Low
020
Moderate
40
High
60
Very High
80
Extreme
100

From 2010 to 2026, Chepstow experienced significant changes:

Temperature change of

+1.11 °C

Variation in annual rainfall

-11.76 %

Change in average humidity

-2.97 %

PM2.5 levels surged by

-30.27 %

Heatwave changed by

+3 Days

Coldwave changed by

-4 Days

Wind speeds changed by

+2.32 km/h

These indicators show that Chepstow 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.

Chepstow Weather Forecast 30 Days (August - September 2026)
Chepstow, Monmouthshire, United Kingdom

Condition
Temperature IconTemperature
Humidity IconHumi.
Wind IconWind Speed
Wed. 19, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon23°/12°
Humidity Icon68%
Wind Icon28.8km/h
Thu. 20, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon21°/10°
Humidity Icon72%
Wind Icon32.4km/h
Fri. 21, Aug.
overcastOvercast
Temperature Icon21°/8°
Humidity Icon63%
Wind Icon16.9km/h
Sat. 22, Aug.
overcastOvercast
Temperature Icon21°/10°
Humidity Icon60%
Wind Icon15.5km/h
Sun. 23, Aug.
sunnySunny
Temperature Icon24°/8°
Humidity Icon54%
Wind Icon11.2km/h
Mon. 24, Aug.
sunnySunny
Temperature Icon24°/8°
Humidity Icon56%
Wind Icon21.2km/h
Tue. 25, Aug.
light rain showerRain Shower
Temperature Icon15°/12°
Humidity Icon88%
Wind Icon12.2km/h
Wed. 26, Aug.
overcastOvercast
Temperature Icon18°/10°
Humidity Icon87%
Wind Icon14.4km/h
Thu. 27, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon20°/12°
Humidity Icon80%
Wind Icon19.3km/h
Fri. 28, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon19°/12°
Humidity Icon80%
Wind Icon18.1km/h
Sat. 29, Aug.
heavy rain at timesHeavy Rain
Temperature Icon19°/11°
Humidity Icon78%
Wind Icon20.2km/h
Sun. 30, Aug.
moderate rain at timesRain
Temperature Icon19°/11°
Humidity Icon78%
Wind Icon17.6km/h
Mon. 31, Aug.
heavy rain at timesHeavy Rain
Temperature Icon19°/11°
Humidity Icon78%
Wind Icon17.2km/h
Tue. 1, Sep.
moderate rain at timesRain
Temperature Icon20°/11°
Humidity Icon79%
Wind Icon17.3km/h
Wed. 2, Sep.
moderate or heavy rain showerRain Showers
Temperature Icon20°/11°
Humidity Icon81%
Wind Icon17.6km/h
Thu. 3, Sep.
moderate or heavy rain showerRain Showers
Temperature Icon20°/12°
Humidity Icon82%
Wind Icon20.3km/h
Fri. 4, Sep.
heavy rain at timesHeavy Rain
Temperature Icon19°/12°
Humidity Icon82%
Wind Icon18.1km/h
Sat. 5, Sep.
moderate or heavy rain showerRain Showers
Temperature Icon19°/11°
Humidity Icon80%
Wind Icon18.4km/h
Sun. 6, Sep.
moderate or heavy rain showerRain Showers
Temperature Icon20°/12°
Humidity Icon81%
Wind Icon18.1km/h
Mon. 7, Sep.
heavy rain at timesHeavy Rain
Temperature Icon20°/12°
Humidity Icon80%
Wind Icon17.6km/h
Tue. 8, Sep.
moderate or heavy rain showerRain Showers
Temperature Icon20°/12°
Humidity Icon81%
Wind Icon16.9km/h
Wed. 9, Sep.
moderate or heavy rain showerRain Showers
Temperature Icon20°/12°
Humidity Icon82%
Wind Icon19.1km/h
Thu. 10, Sep.
heavy rain at timesHeavy Rain
Temperature Icon19°/11°
Humidity Icon83%
Wind Icon20.8km/h
Fri. 11, Sep.
heavy rain at timesHeavy Rain
Temperature Icon18°/11°
Humidity Icon82%
Wind Icon22.9km/h
Sat. 12, Sep.
moderate or heavy rain showerRain Showers
Temperature Icon18°/11°
Humidity Icon81%
Wind Icon21.3km/h
Sun. 13, Sep.
moderate or heavy rain showerRain Showers
Temperature Icon18°/10°
Humidity Icon81%
Wind Icon20.8km/h
Mon. 14, Sep.
moderate or heavy rain showerRain Showers
Temperature Icon18°/10°
Humidity Icon82%
Wind Icon19.9km/h
Tue. 15, Sep.
heavy rain at timesHeavy Rain
Temperature Icon19°/10°
Humidity Icon82%
Wind Icon19.1km/h
Wed. 16, Sep.
heavy rain at timesHeavy Rain
Temperature Icon18°/10°
Humidity Icon81%
Wind Icon19.9km/h
Thu. 17, Sep.
moderate or heavy rain showerRain Showers
Temperature Icon18°/10°
Humidity Icon82%
Wind Icon19.5km/h
Fri. 18, Sep.
heavy rain at timesHeavy Rain
Temperature Icon18°/10°
Humidity Icon82%
Wind Icon19.2km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onSun. 23, Aug.

24°C

Low will be onFri. 21, Aug.

8°C

HumidityHumidity

High will be onTue. 25, Aug.

88%

Low will be onSun. 23, Aug.

54%

Wind SpeedWind Speed

High will be onThu. 20, Aug.

32.4km/h

Low will be onSun. 23, Aug.

11.2km/h

PrecipitationPrecipitation

High will be onTue. 25, Aug.

5.3mm

Low will be onThu. 20, Aug.

0.2mm

Ultraviolet IndexUV

High will be onSun. 23, Aug.

6

Low will be onTue. 25, Aug.

3

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