Published Sep 13, 2017 at 6:54 AM | Updated at 8:11 AM PDT on Sep 20, 2017
An extremely hot August went out with a roar, then September started with a bang.
Rare summer thunderstorms brought powerful wind and drenching rains to Southern California during punishing days of extreme heat. The wild weather conditions resulted in some unusual sights around Southern California, including stunning cloud formations, a large dust devil in whirling Riverside County winds and a lightning cloud that grabbed the attention of residents around the region.
Below, see some of this summer's best weather photos. Send your summer weather photos to email@example.com.