Juanjui, in San Martin Department, Peru, is home to roughly 37,700 people in the America/Lima time zone at 7.2°S latitude.
In 2025, Juanjui recorded an average annual temperature of 78°F. The hottest temperatures reached 94°F in September; the coolest were 65°F in July. Total precipitation for the year was 155 inches, with the wettest month being March.
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