Western Water Catchment, West Region, Singapore Climate Change Severity

38
Moderate
The current climate change severity in Western Water Catchment is Moderate, with a -9.09% 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

Western Water Catchment 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), Western Water Catchment temperature has changed by around -1.5%, 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
30
-100%
cloudyCloudy
1111
0%
rainyRainy
196162
-17.3%
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, Western Water Catchment has experienced measurable improvements in key climate parameters, contributing to the current severity score of 38 (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

38/100

Moderate

Low
020
Moderate
40
High
60
Very High
80
Extreme
100

From 2010 to 2025, Western Water Catchment experienced significant changes:

Temperature change of

-0.4 °C

Variation in annual rainfall

+12.9 %

Change in average humidity

+3.08 %

PM2.5 levels surged by

+6.5 %

Heatwave changed by

-2 day(s)

Coldwave changed by

+3.8 day(s)

Wind speeds changed by

+3.3 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.

Western Water Catchment Weather Forecast 30 Days (August - September 2025)
Western Water Catchment, West Region, Singapore

Condition
Temperature IconTemperature
Humidity Iconhumi.
Wind IconWind Speed
Fri. 8, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon32°/25°
Humidity Icon74%
Wind Icon16km/h
Sat. 9, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon32°/25°
Humidity Icon73%
Wind Icon16km/h
Sun. 10, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon31°/25°
Humidity Icon73%
Wind Icon17km/h
Mon. 11, Aug.
moderate rainModerate rain
Temperature Icon30°/25°
Humidity Icon76%
Wind Icon20km/h
Tue. 12, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon29°/24°
Humidity Icon82%
Wind Icon16km/h
Wed. 13, Aug.
moderate rainModerate rain
Temperature Icon26°/24°
Humidity Icon84%
Wind Icon16km/h
Thu. 14, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon28°/25°
Humidity Icon79%
Wind Icon15km/h
Fri. 15, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon29°/25°
Humidity Icon79%
Wind Icon16km/h
Sat. 16, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon28°/25°
Humidity Icon81%
Wind Icon13km/h
Sun. 17, Aug.
moderate rainModerate rain
Temperature Icon30°/25°
Humidity Icon80%
Wind Icon12km/h
Mon. 18, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon30°/25°
Humidity Icon77%
Wind Icon12km/h
Tue. 19, Aug.
partly cloudyPartly Cloudy
Temperature Icon29°/23°
Humidity Icon76%
Wind Icon11km/h
Wed. 20, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon27°/24°
Humidity Icon78%
Wind Icon10km/h
Thu. 21, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon28°/24°
Humidity Icon81%
Wind Icon9km/h
Fri. 22, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon31°/26°
Humidity Icon75%
Wind Icon14km/h
Sat. 23, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon30°/26°
Humidity Icon75%
Wind Icon13km/h
Sun. 24, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon30°/26°
Humidity Icon75%
Wind Icon14km/h
Mon. 25, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon30°/26°
Humidity Icon75%
Wind Icon14km/h
Tue. 26, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon30°/26°
Humidity Icon75%
Wind Icon13km/h
Wed. 27, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon30°/25°
Humidity Icon75%
Wind Icon12km/h
Thu. 28, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon30°/25°
Humidity Icon76%
Wind Icon12km/h
Fri. 29, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon30°/26°
Humidity Icon75%
Wind Icon13km/h
Sat. 30, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon30°/26°
Humidity Icon75%
Wind Icon13km/h
Sun. 31, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon30°/26°
Humidity Icon74%
Wind Icon13km/h
Mon. 1, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon30°/26°
Humidity Icon75%
Wind Icon13km/h
Tue. 2, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon31°/25°
Humidity Icon74%
Wind Icon14km/h
Wed. 3, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon30°/26°
Humidity Icon76%
Wind Icon13km/h
Thu. 4, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon30°/25°
Humidity Icon75%
Wind Icon12km/h
Fri. 5, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon30°/25°
Humidity Icon77%
Wind Icon13km/h
Sat. 6, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon30°/25°
Humidity Icon75%
Wind Icon12km/h
Sun. 7, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon30°/25°
Humidity Icon76%
Wind Icon12km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onFri. 8, Aug.

32.3°C

Low will be onTue. 19, Aug.

23.3°C

HumidityHumidity

High will be onWed. 13, Aug.

84%

Low will be onSat. 9, Aug.

73%

Wind SpeedWind Speed

High will be onMon. 11, Aug.

19.8km/h

Low will be onThu. 21, Aug.

9km/h

PrecipitationPrecipitation

High will be onTue. 26, Aug.

8.7mm

Low will be onTue. 19, Aug.

0.03mm

Ultraviolet IndexUV

High will be onTue. 19, Aug.

7

Low will be onTue. 12, Aug.

2

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