With a population of around 12,100, Oakley sits in Mpumalanga, South Africa. The city operates in the Africa/Johannesburg time zone.
In 2025, Oakley recorded an average annual temperature of 71°F. The hottest temperatures reached 103°F in September; the coolest were 40°F in July. Total precipitation for the year was 39 inches, with the wettest month being January.
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