The climate in Mission Viejo, CA (92691) is generally warm and sunny year-round. The average high temperature during the summer months reaches the mid-70s Fahrenheit (21-24°C), and the average low dips into the mid-50s (12-14°C). During winter months, temperatures range from the mid-50s for highs to lows in the mid-40s (7°C). Precipitation is scarce, with an annual average of 10 inches (25 cm) or less. On average, Mission Viejo gets around 290 sunny days per year.
Mission Viejo (zip 92691), California gets 14 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Mission Viejo (zip 92691) averages 0 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 279 sunny days per year in Mission Viejo (zip 92691). The US average is 205 sunny days.
Mission Viejo (zip 92691) gets some kind of precipitation, on average, 37 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.
Weather Highlights
Summer High: the July high is around 87 degrees
Winter Low: the January low is 44
Rain: averages 14 inches of rain a year
Snow: averages 0 inches of snow a year