Excessive Heat in Riverside County Mountains, California

Very hot temperature in the mountains. Idyllwild recorded 104F on July 5 and 6. The all-time high at this location is 104F.

A record 10 day heat wave occurred early to mid July 2024. Interior southern California, mountains and deserts, experience the hottest 2 week period for July, and July 2024 was the hottest month of record at Palm Springs. The average monthly temperature in Palm Springs was 100F for July. Borrego Springs average high was also a record at 97.5F. July was also the hottest month on record for the state of California, exceeding the previous year by 1.9F.