Thermograph

How unusual is the weather? Graded against ~45 years of local climate history.

Weather in Cape Town, Western Cape, South Africa in May

In an average May, Cape Town sees a daily high around 18°C and a low around 15°C, based on 1981–2026 of local climate records.

Average high18°C
Typical high range16°C to 21°C
Average low15°C
Typical low range14°C to 17°C
Average daily precipitation3 mm

May records

The most extreme May on record for each metric, across 1981–2026. For rainfall, the wettest and driest are by total May accumulation.

High

Highest 25°C 2000-05-13
Lowest 14°C 2007-05-21

Low

Highest 19°C 2008-05-18
Lowest 11°C 1982-05-28

Feels-like

Highest 25°C 2000-05-13
Lowest 11°C 1982-05-28

Humidity

Highest 14.7 g/m³ 1987-05-03
Lowest 7.4 g/m³ 1992-05-16

Wind

Highest 82 km/h 1984-05-15
Lowest 6 km/h 2017-05-22

Precip

Wettest 197 mm 2021
Driest 12 mm 2017

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