From New England To Pacific: Fall Opens With Cold Hints
• Early frost and freeze warnings are appearing across northern U.S. states as fall begins.
• The autumn equinox signals shorter days and cooler temperatures nationwide.
• Peak foliage season will progress from north to south, starting in late September.
Autumn equinox brings winter taste to US
Fall officially begins today, September 22, 2025, and while the autumn equinox brings a balance of day and night, some parts of the United States are already experiencing a taste of winter. Residents from New England to the Pacific Northwest are waking up to frosty mornings, with freeze warnings issued in several northern states.
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