What is the average temperature in San José in January?

The average high is 25°C (76°F) and the average low is 16°C (62°F).

Does it rain a lot in San José in January?

On average, San José gets 11 days of rain in January with 85mm total precipitation.

Weather in San José in January

Q: What should I pack for San José in January?

Essential items for San José in January: Comfortable walking shoes, Light layers and t-shirts, Sunscreen SPF 30+.

San José, Costa Rica averages a high of 24.5°C (76.1°F) and low of 16.4°C (61.5°F) in January, with 11 rain days and 10.6 hours of daily sunshine. Travel score: 81/100 (Excellent). The best time to visit San José is February.

High

25°C76°F

Low

16°C62°F

🌧️

rain days

☀️

10.6

hrs/day sunshine

💧

77%

humidity

81— Excellent

January in San José is warm and occasionally wet — ideal for sightseeing and outdoor activities.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

What are the average temperatures in San José?

How much does it rain in San José in January?

San José receives an average of 85.1mm of rainfall across 11 rainy days in January. The annual total is 3028.4mm.

What should I pack for San José in January?

Essentials

👟

Comfortable walking shoes

Essential for exploring the city

👕

Light layers and t-shirts

Warm weather around 25°C

🧴

Sunscreen SPF 30+

11 hours of sunshine daily

🕶️

Sunglasses

Protect your eyes from bright sun

🎉Visiting Costa Rica in January?

Don't miss any public holidays — check before you book!

→ See Costa Rica holidays 2026 → See long weekends in Costa Rica

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How can I plan my trip to San José?

Best Time to Visit Costa Rica

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What are other popular cities in Costa Rica?

Limón

January

27°

Good

San Francisco

January

24°

Excellent

What is the weather like in other months in San José?