Weather in San Isidro in January
San Isidro, Peru averages a high of 24.5°C (76.1°F) and low of 19.7°C (67.5°F) in January, with 4 rain days and 11 hours of daily sunshine. Travel score: 87.4/100 (Excellent). The best time to visit San Isidro is May.
High
25°C76°F
Low
20°C67°F
🌧️
4
rain days
☀️
11
hrs/day sunshine
💧
84%
humidity
87— Excellent
January in San Isidro is warm and mostly dry — ideal for sightseeing and outdoor activities.
What are the average temperatures in San Isidro?
How much does it rain in San Isidro in January?
San Isidro receives an average of 12.9mm of rainfall across 4 rainy days in January. The annual total is 76.3mm.
What should I pack for San Isidro in January?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
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Light layers and t-shirts
Warm weather around 25°C
🧴
Sunscreen SPF 30+
11 hours of sunshine daily
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Sunglasses
Protect your eyes from bright sun
🎉Visiting Peru in January?
Don't miss any public holidays — check before you book!
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Data based on 1994–2024 averages · Last updated: 2024-12-31