Mossel Bay, Western Cape, South Africa Climate Change Severity

33
Moderate
The current climate change severity in Mossel Bay is Moderate, with a -16.5% 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

Mossel Bay 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), Mossel Bay temperature has changed by around -0.1%, 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
6657
-13.6%
cloudyCloudy
6040
-33.3%
rainyRainy
7071
1.4%
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, Mossel Bay 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, Mossel Bay experienced significant changes:

Temperature change of

-0.02 °C

Variation in annual rainfall

-0.9 %

Change in average humidity

+0.4 %

PM2.5 levels surged by

+15.09 %

Heatwave changed by

-1.2 day(s)

Coldwave changed by

+1 day(s)

Wind speeds changed by

+1.7 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.

Mossel Bay Weather Forecast 30 Days (August - September 2025)
Mossel Bay, Western Cape, South Africa

Condition
Temperature IconTemperature
Humidity Iconhumi.
Wind IconWind Speed
Sat. 9, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon21°/14°
Humidity Icon58%
Wind Icon48km/h
Sun. 10, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon14°/11°
Humidity Icon66%
Wind Icon43km/h
Mon. 11, Aug.
sunnySunny
Temperature Icon16°/10°
Humidity Icon63%
Wind Icon14km/h
Tue. 12, Aug.
partly cloudyPartly Cloudy
Temperature Icon16°/11°
Humidity Icon71%
Wind Icon31km/h
Wed. 13, Aug.
sunnySunny
Temperature Icon15°/10°
Humidity Icon75%
Wind Icon13km/h
Thu. 14, Aug.
partly cloudyPartly Cloudy
Temperature Icon16°/12°
Humidity Icon75%
Wind Icon36km/h
Fri. 15, Aug.
sunnySunny
Temperature Icon18°/14°
Humidity Icon80%
Wind Icon36km/h
Sat. 16, Aug.
sunnySunny
Temperature Icon19°/13°
Humidity Icon79%
Wind Icon26km/h
Sun. 17, Aug.
cloudyCloudy
Temperature Icon17°/13°
Humidity Icon78%
Wind Icon13km/h
Mon. 18, Aug.
partly cloudyPartly Cloudy
Temperature Icon17°/13°
Humidity Icon85%
Wind Icon13km/h
Tue. 19, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon18°/15°
Humidity Icon89%
Wind Icon18km/h
Wed. 20, Aug.
sunnySunny
Temperature Icon18°/16°
Humidity Icon79%
Wind Icon16km/h
Thu. 21, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon14°/13°
Humidity Icon71%
Wind Icon32km/h
Fri. 22, Aug.
overcastOvercast
Temperature Icon14°/11°
Humidity Icon65%
Wind Icon15km/h
Sat. 23, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon18°/11°
Humidity Icon71%
Wind Icon21km/h
Sun. 24, Aug.
patchy rain possiblePatchy rain possible
Temperature Icon19°/11°
Humidity Icon69%
Wind Icon21km/h
Mon. 25, Aug.
moderate rain at timesModerate rain at times
Temperature Icon20°/11°
Humidity Icon67%
Wind Icon25km/h
Tue. 26, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon17°/11°
Humidity Icon71%
Wind Icon26km/h
Wed. 27, Aug.
moderate rain at timesModerate rain at times
Temperature Icon18°/11°
Humidity Icon70%
Wind Icon22km/h
Thu. 28, Aug.
moderate rain at timesModerate rain at times
Temperature Icon19°/11°
Humidity Icon69%
Wind Icon23km/h
Fri. 29, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon18°/11°
Humidity Icon69%
Wind Icon21km/h
Sat. 30, Aug.
moderate rain at timesModerate rain at times
Temperature Icon19°/12°
Humidity Icon69%
Wind Icon20km/h
Sun. 31, Aug.
heavy rain at timesHeavy rain at times
Temperature Icon19°/12°
Humidity Icon70%
Wind Icon28km/h
Mon. 1, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon19°/12°
Humidity Icon68%
Wind Icon25km/h
Tue. 2, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon19°/12°
Humidity Icon69%
Wind Icon25km/h
Wed. 3, Sep.
heavy rain at timesHeavy rain at times
Temperature Icon18°/12°
Humidity Icon73%
Wind Icon22km/h
Thu. 4, Sep.
patchy rain possiblePatchy rain possible
Temperature Icon20°/12°
Humidity Icon68%
Wind Icon21km/h
Fri. 5, Sep.
heavy rain at timesHeavy rain at times
Temperature Icon18°/12°
Humidity Icon72%
Wind Icon25km/h
Sat. 6, Sep.
moderate rain at timesModerate rain at times
Temperature Icon18°/12°
Humidity Icon72%
Wind Icon21km/h
Sun. 7, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon20°/12°
Humidity Icon71%
Wind Icon20km/h
Mon. 8, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon19°/13°
Humidity Icon73%
Wind Icon22km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onSat. 9, Aug.

20.9°C

Low will be onMon. 11, Aug.

10.4°C

HumidityHumidity

High will be onTue. 19, Aug.

89%

Low will be onSat. 9, Aug.

58%

Wind SpeedWind Speed

High will be onSat. 9, Aug.

48.2km/h

Low will be onSun. 17, Aug.

12.6km/h

PrecipitationPrecipitation

High will be onSun. 7, Sep.

4.1mm

Low will be onMon. 18, Aug.

0.01mm

Ultraviolet IndexUV

High will be onFri. 15, Aug.

6

Low will be onSun. 10, Aug.

0.5

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