Southern California and the West will start October much warmer than normal, after the US had its second-hottest September on record, according to a key metric used by energy traders and meteorologists. https://www.bloomberg.com/news/articles/2026-10-01/us-west-stays-warm-after-second-hottest-september-on-record?taid=6abf5d82a7b7100001e74939&utm_campaign=trueanthem&utm_content=business&utm_medium=social&utm_source=twitter