USA Weather Forecast December 23, 2025: State-by-State and Major City Conditions – Winter Storms, Snow Alerts, and Holiday Travel Impacts

By Click USA News Weather Team | December 23, 2025

As Americans gear up for holiday travel on December 23, 2025, winter weather is making its presence felt across the nation. A powerful atmospheric river is slamming California with heavy rain and mountain snow, while light snow impacts the Northeast and Tri-State area. Bitter cold grips parts of the North, with milder conditions in the South. Stay informed with this comprehensive USA weather update covering state-by-state conditions and major city forecasts to plan your day safely.

National Weather Overview: Key Alerts and Trends

• West Coast: Ongoing atmospheric river brings moderate to heavy rain and flash flood risks, especially in Northern and Central California. Heavy Sierra snow continues.
• Northeast: Light snow and wintry mix overnight into Tuesday morning, with winter weather advisories in parts of NY, NJ, and CT.
• Midwest & Great Lakes: Lake-effect snow downwind of the lakes; cold temperatures persist.
• South: Milder and mostly dry, though some showers possible.
• Holiday Travel Note: Expect delays in California (flooding/rain), Northeast (snow), and mountain passes (snow). Check FAA and road reports for updates.

State-by-State Weather Conditions (December 23, 2025)

Here’s a regional breakdown with current highlights:

West Region:

• California: Heavy rain across the state, especially Bay Area and Central Coast. Moderate risk of excessive rainfall and flash flooding in urban/low-lying areas. Sierra Nevada: Heavy snow. Southern CA may see rain starting today.
• Washington/Oregon: Lingering effects from recent storms; scattered showers.
• Alaska: Frigid cold, except Arctic Coast; scattered snow showers.
• Hawaii: Stable with fresh trade winds; mostly dry.

Northeast Region:

• New York/New Jersey/Connecticut: Light snow (1-3 inches possible, higher inland) late Monday into Tuesday. Winter weather advisories in multiple counties (e.g., Westchester, Bergen).
• Maine: Bitterly cold; dry but existing snowpack ensures white conditions.
• Pennsylvania/Massachusetts: Light snow or mix; slick roads possible.

Midwest Region:

• Illinois (Chicago area): Cold with possible flurries.
• Michigan/Ohio: Lake-effect snow bands; heavy in some downwind areas.

South Region:

• Texas/Florida/Georgia: Mild temperatures; mostly dry with some clouds.
• Alabama/Mississippi: Showers tapering off.

Central/Plains:

• Mostly cold and dry; watch for wind chills.

Major City Weather Forecast (December 23, 2025)

Current conditions and highs/lows (approximate based on latest reports):

• New York City, NY: Light snow/mix overnight; highs around 35-40°F, lows near freezing. Slick morning commute possible.
• Los Angeles, CA: Rain likely; highs 60-65°F. Flood watches in effect nearby.
• San Francisco, CA: Heavy rain; highs 55-60°F. Urban flooding risks.
• Chicago, IL: Cold and cloudy; highs low 30s°F, possible flurries.
• Houston, TX: Mild; highs low 70s°F, partly cloudy.
• Miami, FL: Warm; highs mid-70s°F, sunny intervals.
• Boston, MA: Light snow; 1-3 inches possible, highs mid-30s°F.
• Washington, D.C.: Chilly; highs low 40s°F, mostly dry.
• Seattle, WA: Showers; highs low 50s°F.
• Denver, CO: Cold; highs upper 30s°F, dry.
• Atlanta, GA: Mild; highs low 60s°F.
• Phoenix, AZ: Sunny and pleasant; highs low 70s°F.

Holiday Travel Weather Tips for December 23-25

With millions traveling, weather could cause disruptions:

• West: Avoid mountain passes in CA if possible due to snow/mudslides.
• Northeast: Morning snow may impact drives to airports.
• Nationwide: Colder-than-average in North; warmer South.

This dynamic winter pattern continues into Christmas week, with more storms possible in the West.

Stay safe and check local NWS updates for real-time alerts. For the latest USA weather forecasts, state conditions, and city temperatures, bookmark ClickUSAnews.com.