Weather in San José in December
San José, Costa Rica averages a high of 23.8°C (74.8°F) and low of 16.9°C (62.4°F) in December, with 16 rain days and 9.5 hours of daily sunshine. Travel score: 71.7/100 (Good). The best time to visit San José is February.
High
24°C75°F
Low
17°C62°F
🌧️
16
rain days
☀️
9.5
hrs/day sunshine
💧
83%
humidity
72— Good
December in San José is warm and rainy — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in San José?
How much does it rain in San José in December?
San José receives an average of 154.6mm of rainfall across 16 rainy days in December. The annual total is 3028.4mm.
What should I pack for San José in December?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 24°C
🧥
Waterproof jacket
Frequent rain expected (16 rainy days)
☔
Umbrella
Essential for the rainy season
👢
Waterproof shoes
Keep your feet dry in wet conditions
🧴
Sunscreen SPF 30+
10 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
🎉Visiting Costa Rica in December?
Don't miss any public holidays — check before you book!
Compare San José
Popular comparisons:
Plan your trip
Popular cities in Costa Rica
Other months in San José
Data based on 1994–2024 averages · Last updated: 2024-12-31