About Calcutta, Mpumalanga's Climate & Weather History

Calcutta is a city of approximately 35,900 people in Mpumalanga, South Africa. Located in the Africa/Johannesburg time zone at 25°S latitude.

In 2025, Calcutta recorded an average annual temperature of 70°F. The hottest temperatures reached 102°F in September; the coolest were 38°F in July. Total precipitation for the year was 44 inches, with the wettest month being January.