December in Puerto Peasco, commonly known as Rocky Point, offers visitors mild and sunny conditions. Average high temperatures typically range from the high 60s to low 70s Fahrenheit (around 20-22 degrees Celsius), while overnight lows rarely dip below the mid-40s Fahrenheit (around 7 degrees Celsius). Rainfall is minimal, making it a predominantly dry month. The Sea of Cortez remains relatively cool, generally too chilly for extended swimming for most individuals.
This pleasant climate makes December an attractive period to experience the region. The comfortable temperatures are ideal for outdoor activities such as golfing, exploring the local shops and markets, or simply relaxing on the beach. Furthermore, the reduced crowds compared to peak season contribute to a more tranquil atmosphere. Historically, this period has been a popular time for snowbirds seeking respite from harsher northern winters, drawn by the area’s affordability and comfortable climate. The pleasant weather also allows for clear skies, offering excellent opportunities for stargazing and enjoying the natural beauty of the Sonoran Desert landscape.