Mwanza, in Southern Region, Malawi, is home to roughly 20,300 people in the Africa/Blantyre time zone at 15.6°S latitude.
In 2025, Mwanza recorded an average annual temperature of 72°F. The hottest temperatures reached 99°F in October; the coolest were 51°F in August. Total precipitation for the year was 50 inches, with the wettest month being January.
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