Quarterly Climate Impacts and Outlook for the Western Region for September–November 2024. Dated December 2024.

Autumn temperatures were above normal across the West, and every state except for Oregon had a top ten warmest autumn since 1895. Northern California, southern Oregon, central Montana, and northeast New Mexico all saw areas of well-above-normal precipitation in autumn. Southeast California, southern Nevada, and western Arizona were exceptionally dry.

NOAA’s Regional Climate Services Program creates these climate outlooks to inform the public about recent climate impacts within their respective regions. Each regional report contains easy-to-understand language, and anyone can access them through the U.S. Drought Portal.