Climate for Station: Cape Agulhas, Western Cape, South Africa

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Climate Analysis & Overview

Cape Agulhas, situated at the southernmost tip of Africa, exhibits a complex climate profile marked by a slight warming trend in temperatures and a marginal increase in precipitation concentration. The area faces a unique interplay of cooling and warming trends over different time scales, highlighting the dynamic nature of its climate.

A Coastal Climate with Unique Dynamics

Cape Agulhas, classified under the Köppen climate system as a Mediterranean climate (Csb), is characterised by mild, wet winters and hot, dry summers. Its geographical positioning along the southern coast of South Africa exposes it to the confluence of the Indian and Atlantic Oceans, which significantly influences its weather patterns. This coastal proximity contributes to the region's moderate temperature fluctuations and distinct seasonal precipitation.

Temperature Trends: A Tale of Two Scales

Over the past decade, Cape Agulhas has experienced a cooling trend in high temperatures of 0.38°C (0.68°F), juxtaposed against a slight warming in low temperatures of 0.11°C (0.20°F). However, when we extend our view to the all-time trends, both high and low temperatures reveal a warming pattern. Highs have increased by 0.22°C (0.40°F), while lows have risen by 0.20°C (0.36°F). These contrasting trends underscore the complexity of local climate dynamics, where short-term cooling can occur alongside long-term warming.

Precipitation Patterns: Concentration on the Rise

The Precipitation Concentration Index (PCI) for Cape Agulhas has seen a marginal increase from a baseline of 12.43 to a current value of 12.83. This slight rise indicates a trend towards more concentrated rainfall events, where precipitation is increasingly occurring in fewer, more intense episodes. Although not yet reaching levels of high concentration, this shift could have implications for local water management and agricultural practices.

Temperature Extremes: A Historical Perspective

Cape Agulhas has recorded a maximum temperature of 30.7°C (87.3°F) and a minimum of 0.8°C (33.4°F). These records highlight the region's capacity for both warmth and chill, reflective of its Mediterranean climate influences. The relatively moderate extremes are indicative of the buffering effect provided by the surrounding oceanic bodies.

Regional Implications and Future Considerations

In light of South Africa's regional climate goals, which focus on adaptation and resilience, understanding these nuanced climate trends is crucial. The observed warming trends, coupled with more concentrated precipitation, may necessitate adjustments in local climate adaptation strategies. As Cape Agulhas continues to navigate these changes, ongoing monitoring and research will be vital in supporting sustainable development and environmental stewardship in the region.

Station Statistics

10-Year Trend

High: -0.38 °C/decade

Low: +0.11 °C/decade

Rain: +0.49 mm/decade

25-Year Trend

High: +0.70 °C/decade

Low: -0.45 °C/decade

Rain: +0.05 mm/decade

50-Year Trend

High: +0.32 °C/decade

Low: +0.19 °C/decade

Rain: +0.01 mm/decade

All-Time Trend

High: +0.22 °C/decade

Low: +0.20 °C/decade

Rain: +0.01 mm/decade

Percentage Above-Average Days

Last 12 Months: 50.0%

This Year: 6.8%

Precipitation Concentration Index (PCI) ℹ️

Last 12 Months: 12.8

Historical Average: 12.4

Percentile Rank of Last 12 Months ℹ️

High: 77th percentile

Low: 86th percentile

Rain: 89th percentile

Change in Variance ℹ️

High: -17.5%

Low: +2.2%

Intraday: +10.8%

Data Coverage

54.4%

First Year of Data

1875

Station Location

Historical Weather Records

Max HighAvg HighMin HighMax AvgAvg AvgMin AvgMax LowAvg LowMin LowMax PrecipitationAvg PrecipitationMax SnowAvg Snow
Record30.7 °C10.4 °C27.3 °C8.3 °C22.6 °C0.8 °C126.0 mm
January30.6 °C24.0 °C18.0 °C27.3 °C21.2 °C16.4 °C22.6 °C18.2 °C10.0 °C117.0 mm0.7 mm
February30.7 °C23.9 °C17.4 °C25.9 °C21.2 °C14.8 °C22.5 °C18.4 °C10.5 °C126.0 mm0.8 mm
March28.9 °C22.7 °C15.3 °C25.9 °C20.0 °C14.3 °C22.0 °C17.2 °C9.3 °C103.0 mm1.1 mm
April30.5 °C20.7 °C14.0 °C26.5 °C18.1 °C10.8 °C20.7 °C15.3 °C7.4 °C63.1 mm1.3 mm
May29.0 °C19.2 °C13.5 °C22.8 °C16.5 °C10.8 °C19.4 °C13.6 °C7.2 °C68.8 mm1.5 mm
June29.8 °C17.9 °C10.8 °C22.3 °C15.0 °C9.1 °C18.0 °C11.9 °C2.8 °C72.2 mm1.9 mm
July27.6 °C17.1 °C10.4 °C22.7 °C14.3 °C8.3 °C19.1 °C11.2 °C0.8 °C61.0 mm1.7 mm
August26.7 °C17.1 °C11.1 °C22.1 °C14.4 °C8.8 °C17.8 °C11.3 °C1.2 °C50.8 mm1.7 mm
September26.5 °C18.0 °C12.0 °C22.4 °C15.4 °C9.9 °C17.9 °C12.4 °C3.0 °C83.3 mm1.3 mm
October28.2 °C19.5 °C13.4 °C23.0 °C16.9 °C11.0 °C21.8 °C14.0 °C5.9 °C123.0 mm1.3 mm
November28.5 °C21.2 °C14.6 °C22.1 °C18.4 °C12.5 °C20.2 °C15.5 °C6.5 °C59.0 mm1.0 mm
December29.2 °C23.0 °C16.4 °C24.5 °C20.1 °C14.2 °C22.2 °C17.2 °C10.0 °C36.6 mm0.7 mm

Data Visualisations

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Current Year Climate Trends vs Historical

Current Year Climate Trends vs Historical - Max Temperature this Year
Current Year Climate Trends vs Historical - Min Temperature this Year
Current Year Climate Trends vs Historical - Average Temperature this Year
Current Year Climate Trends vs Historical - Rainfall this Year
Current Year Climate Trends vs Historical - Relative Humidity this Year
Current Year Climate Trends vs Historical - Max Wind Gusts this Year

Max Temperature this Year | 1 of 6

Climate 12-Month Moving Averages

Climate 12-Month Moving Averages - Max Temperature 12-Month MA
Climate 12-Month Moving Averages - Min Temperature 12-Month MA
Climate 12-Month Moving Averages - Average Temperature 12-Month MA
Climate 12-Month Moving Averages - Rainfall 12-Month MA
Climate 12-Month Moving Averages - Relative Humidity 12-Month MA
Climate 12-Month Moving Averages - Peak Wind Gust 12-Month MA

Max Temperature 12-Month MA | 1 of 6

Daily Data Points and Averages Throughout the Year

Daily Data Points and Averages Throughout the Year - Average Max Temperature Throughout Year
Daily Data Points and Averages Throughout the Year - Average Min Temperature Throughout Year
Daily Data Points and Averages Throughout the Year - Average Temperature Throughout Year
Daily Data Points and Averages Throughout the Year - Average Relative Humidity Throughout Year
Daily Data Points and Averages Throughout the Year - Average Peak Wind Gust Throughout Year

Average Max Temperature Throughout Year | 1 of 5