Weather in Mission Viejo in January
Mission Viejo, United States averages a high of 17.9°C (64.2°F) and low of 8.5°C (47.3°F) in January, with 5 rain days and 8.9 hours of daily sunshine. Travel score: 77.8/100 (Good). The best time to visit Mission Viejo is August.
High
18°C64°F
Low
9°C47°F
🌧️
5
rain days
☀️
8.9
hrs/day sunshine
💧
71%
humidity
78— Good
January in Mission Viejo is mild and mostly dry — good for most activities.
What are the average temperatures in Mission Viejo?
How much does it rain in Mission Viejo in January?
Mission Viejo receives an average of 66.1mm of rainfall across 5 rainy days in January. The annual total is 321.8mm.
What should I pack for Mission Viejo in January?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Mix of light and warm layers
Mild temperatures around 18°C
Recommended
🧴
Sunscreen
Sun protection is still recommended
🕶️
Sunglasses
Useful for sunny periods
Traveling to United States in January?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
🏛️ 121 countries·📅 Updated yearly·✈️ Free forever
Compare Mission Viejo
Popular comparisons:
How can I plan my trip to Mission Viejo?
What other cities are near Mission Viejo?
What are other popular cities in United States?
What is the weather like in other months in Mission Viejo?
Data based on 1994–2024 averages · Last updated: 2024-12-31