The climate in 94531 Antioch, CA is mostly warm and Mediterranean. Summers tend to be hot and dry while winters are mild and wet. Rainfall is relatively abundant during the winter months while temperatures rarely drop below freezing. The city's average high temperature for the year is around 73 degrees Fahrenheit (23 Celsius) with an average low of 49 F (9 C). In the summer, temperatures can reach as high as 100 F (38 C), although most days are comfortable and sunny.
Antioch (zip 94531), California gets 15 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Antioch (zip 94531) averages 0 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 260 sunny days per year in Antioch (zip 94531). The US average is 205 sunny days.
Antioch (zip 94531) gets some kind of precipitation, on average, 57 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 91 degrees
Winter Low: the January low is 40
Rain: averages 15 inches of rain a year
Snow: averages 0 inches of snow a year