Rioja, in San Martin Department, Peru, is home to roughly 25,100 people in the America/Lima time zone at 6.1°S latitude.
In 2025, Rioja recorded an average annual temperature of 71°F. The hottest temperatures reached 91°F in December; the coolest were 55°F in July. Total precipitation for the year was 152 inches, with the wettest month being April.
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