Sierra Madre, CA has a warm-summer Mediterranean climate which is characterized by hot, dry summers and cool, wet winters. Summers in Sierra Madre average around 83°F and can reach up to the mid 90s during the hottest months of July and August. Winters are mild with temperatures averaging around 52°F, though temperatures have been known to dip into the low 30s at night. Rainfall is most common during the winter months, with an annual average of approximately 18 inches. Despite the relatively dry climate, Sierra Madre experiences occasional thunderstorms during springtime.
Sierra Madre, California gets 22 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Sierra Madre averages 0 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 281 sunny days per year in Sierra Madre. The US average is 205 sunny days.
Sierra Madre gets some kind of precipitation, on average, 40 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 88 degrees
Winter Low: the January low is 46
Rain: averages 22 inches of rain a year
Snow: averages 0 inches of snow a year