Weather in San Marcos in January
San Marcos, El Salvador averages a high of 29.8°C (85.6°F) and low of 18.7°C (65.7°F) in January, with 1 rain days and 11 hours of daily sunshine. Travel score: 98.5/100 (Excellent). The best time to visit San Marcos is February.
High
30°C86°F
Low
19°C66°F
🌧️
1
rain days
☀️
11
hrs/day sunshine
💧
62%
humidity
99— Excellent
January in San Marcos is hot and dry — ideal for sightseeing and outdoor activities.
What are the average temperatures in San Marcos?
How much does it rain in San Marcos in January?
San Marcos receives an average of 2.6mm of rainfall across 1 rainy days in January. The annual total is 1531.1mm.
What should I pack for San Marcos in January?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 30°C
🧴
Sunscreen SPF 30+
11 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
🎉Visiting El Salvador 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