US cities with the warmest winters

All 14 cities ranked by average January low, best first, as of October 2026.

Miami, FL has the mildest January nights at 61°F, ahead of San Diego (50°F) and Anaheim (46°F). Denver has the coldest at 18°F.

1. Miami, FL

61°FJanuary low

2. San Diego, CA

50°FJanuary low

3. Anaheim, CA

46°FJanuary low

1. 1Miami, FLNear-total fiber coverage and a free downtown people mover, at big-city rents.61°FJanuary low
2. 2San Diego, CABeach city with the highest home prices on this list and a trolley that covers the core.50°FJanuary low
3. 3Anaheim, CAOrange County base with strong fiber coverage, priced like the coast and laid out for cars.46°FJanuary low
4. 4Riverside, CAInland Empire prices well below coastal California, with Metrolink trains toward Los Angeles.44°FJanuary low
5. 5Austin, TXBig-city tech hub with two near-citywide fiber networks and a $1.25 bus fare.42°FJanuary low
6. 6Tucson, AZThe lowest 1-bedroom rent on this list, and the buses and streetcar are free.41°FJanuary low
7. 7Las Vegas, NVThe lowest Airbnb prices on this list, in a city built for driving.39°FJanuary low
8. 8Portland, ORQuantum Fiber reaches 98 percent of addresses, and one $2.80 TriMet fare covers bus, MAX and the streetcar.36°FJanuary low
9. 9Atlanta, GAA monthly Indie Hackers meetup, rail to the airport, and home prices below most cities here.34°FJanuary low
10. 10Chattanooga, TNCity-owned fiber reaches every address, with rents among the lowest on this list.32°FJanuary low
11. 11Nashville, TNA $2 bus ride, a $4 all day pass, and a bootstrapper meetup that actually meets.30°FJanuary low
12. 12Asheville, NCSmall mountain city with a $1 bus and weekly founder mornings, best with a car outside downtown.29°FJanuary low
13. 13Chicago, ILThe one city here where living without a car is normal: over a quarter of households have none.19°FJanuary low
14. 14Denver, CONear-citywide fiber and the best bike score on this list.18°FJanuary low