Bangor, Isle Of Anglesey, United Kingdom Climate Change Severity

43
High
The current climate change severity in Bangor is High, with a 9.1% 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)

Bangor 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), Bangor temperature has changed by around +4.07%, 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
1929
52.6%
cloudyCloudy
4127
-34.1%
rainyRainy
160115
-28.1%
snowySnowy
01
100%
mistyMisty
02
100%

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

Climate Change Indicators:

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

Temperature change of

+0.4 °C

Variation in annual rainfall

-16.4 %

Change in average humidity

-2.1 %

PM2.5 levels surged by

-10.02 %

Heatwave changed by

-5.6 day(s)

Coldwave changed by

-7.3 day(s)

Wind speeds changed by

-2.3 km/h

These indicators show improvement in key parametes of climate, but Bangor 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.

Bangor Weather Forecast 30 Days (September - October 2025)
Bangor, Isle Of Anglesey, United Kingdom

Condition
Temperature IconTemperature
Humidity Iconhumi.
Wind IconWind Speed
Thu. 25, Sep.
sunnySunny
Temperature Icon16°/9°
Humidity Icon71%
Wind Icon11km/h
Fri. 26, Sep.
sunnySunny
Temperature Icon16°/8°
Humidity Icon74%
Wind Icon12km/h
Sat. 27, Sep.
patchy rain possiblePatchy rain nearby
Temperature Icon14°/9°
Humidity Icon84%
Wind Icon21km/h
Sun. 28, Sep.
patchy rain possiblePatchy rain nearby
Temperature Icon14°/8°
Humidity Icon83%
Wind Icon14km/h
Mon. 29, Sep.
patchy rain possiblePatchy rain nearby
Temperature Icon14°/8°
Humidity Icon83%
Wind Icon21km/h
Tue. 30, Sep.
patchy rain possiblePatchy rain nearby
Temperature Icon16°/13°
Humidity Icon85%
Wind Icon31km/h
Wed. 1, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon17°/13°
Humidity Icon88%
Wind Icon36km/h
Thu. 2, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon16°/13°
Humidity Icon93%
Wind Icon40km/h
Fri. 3, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon14°/10°
Humidity Icon85%
Wind Icon29km/h
Sat. 4, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon15°/11°
Humidity Icon83%
Wind Icon43km/h
Sun. 5, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon13°/10°
Humidity Icon76%
Wind Icon49km/h
Mon. 6, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon13°/10°
Humidity Icon78%
Wind Icon30km/h
Tue. 7, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon15°/11°
Humidity Icon85%
Wind Icon32km/h
Wed. 8, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon15°/9°
Humidity Icon93%
Wind Icon36km/h
Thu. 9, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon14°/10°
Humidity Icon85%
Wind Icon26km/h
Fri. 10, Oct.
heavy rain at timesHeavy rain at times
Temperature Icon14°/10°
Humidity Icon83%
Wind Icon25km/h
Sat. 11, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon14°/10°
Humidity Icon84%
Wind Icon26km/h
Sun. 12, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon14°/9°
Humidity Icon83%
Wind Icon24km/h
Mon. 13, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon14°/9°
Humidity Icon85%
Wind Icon21km/h
Tue. 14, Oct.
patchy rain possiblePatchy rain possible
Temperature Icon13°/9°
Humidity Icon84%
Wind Icon19km/h
Wed. 15, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon13°/8°
Humidity Icon83%
Wind Icon20km/h
Thu. 16, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon14°/9°
Humidity Icon83%
Wind Icon27km/h
Fri. 17, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon13°/9°
Humidity Icon83%
Wind Icon30km/h
Sat. 18, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon13°/10°
Humidity Icon83%
Wind Icon25km/h
Sun. 19, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon13°/10°
Humidity Icon85%
Wind Icon25km/h
Mon. 20, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon13°/9°
Humidity Icon84%
Wind Icon31km/h
Tue. 21, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon13°/9°
Humidity Icon84%
Wind Icon30km/h
Wed. 22, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon13°/9°
Humidity Icon82%
Wind Icon28km/h
Thu. 23, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon13°/10°
Humidity Icon86%
Wind Icon26km/h
Fri. 24, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon14°/10°
Humidity Icon86%
Wind Icon28km/h
Sat. 25, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon13°/9°
Humidity Icon83%
Wind Icon27km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onWed. 1, Oct.

16.6°C

Low will be onMon. 29, Sep.

8.1°C

HumidityHumidity

High will be onThu. 2, Oct.

93%

Low will be onThu. 25, Sep.

71%

Wind SpeedWind Speed

High will be onSun. 5, Oct.

49.3km/h

Low will be onThu. 25, Sep.

10.8km/h

PrecipitationPrecipitation

High will be onMon. 13, Oct.

7.1mm

Low will be onThu. 25, Sep.

0.02mm

Ultraviolet IndexUV

High will be onTue. 30, Sep.

3

Low will be onSat. 27, Sep.

0.3

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