Ione, CA has a Mediterranean climate, characterized by warm dry summers and mild wet winters. The area typically experiences temperatures in the summer between 70-85°F, while winter temperatures usually range from 40-55°F. Precipitation is minimal throughout the year with annual averages of around 18 inches. Summers are generally hot and dry, making it an ideal location for outdoor activities such as biking, hiking, and camping. Winters are mild but still cool enough for some snowfall on occasion.
Ione, California gets 21 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Ione averages 0 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 262 sunny days per year in Ione. The US average is 205 sunny days.
Ione gets some kind of precipitation, on average, 61 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 95 degrees
Winter Low: the January low is 37
Rain: averages 21 inches of rain a year
Snow: averages 0 inches of snow a year