CNN Posts Across-the-Board Gains in Second Week of December Cable News Race
Meta description: CNN notched across-the-board ratings gains in the week of Dec. 8, tightening the cable news race and offering fresh momentum for news buyers planning 2026 OOH campaigns.
For CNN, the week of December 8 delivered something it has not had much of lately: clear, measurable ratings momentum across dayparts. According to Nielsen data for the second week of December, CNN climbed into the top tier of cable networks, ranking fifth overall with an average audience of about 499,000 total viewers, a meaningful lift versus prior weeks in a traditionally soft pre-holiday period.
While Fox News continues to dominate the cable news landscape by a wide margin, CNN’s week-over-week gains signal a more competitive environment for attention—and ad buyers—heading into 2026. For brands investing in news-driven out-of-home and cross-screen plans, those incremental audience wins matter, especially when they cluster in high-impact news windows that correlate with commuter and urban OOH exposure.
Nielsen’s December numbers underscore how unusual CNN’s trajectory is against a backdrop of broader TV softness. Overall network TV viewership slumped during the second week of December, yet CNN bucked the trend with higher average audiences across the schedule. That growth came as cable news viewers sorted themselves across a crowded ecosystem that now includes Fox News, MSNBC’s successor MS NOW, Newsmax and a deep bench of digital video options.
On a full-year basis, Fox News still closes out 2025 with commanding leads in primetime and total day, averaging 2.72 million primetime viewers and 1.7 million in total-day and posting its best-ever performance for a non-election year. CNN, by contrast, finishes 2025 with more modest averages—about 580,000 primetime viewers and 436,000 total-day viewers—and year-over-year declines. But zooming into the week of December 8 tells a different, more tactical story: within that single week, CNN’s 499,000 average placed it firmly in the upper tier of cable, delivering a tighter gap and fresh leverage in conversations with media buyers.
For out-of-home specialists, the timing of CNN’s December gains is particularly relevant. The second week of December is traditionally associated with fragmented viewing as audiences juggle travel, shopping and social commitments. Rising numbers in that context suggest CNN was able to capture news-driven spikes—breaking stories, political developments, global events—that reliably spill over into real-world chatter and screen engagement in transit hubs, city centers and retail corridors. Those are precisely the environments where OOH partners look to align messaging with heightened news attention.
CNN’s across-the-board improvement also comes as MS NOW (formerly MSNBC) absorbs steeper year-over-year declines, averaging 923,000 total viewers for 2025 but down 25 percent versus the prior year and off 39 percent in the key adults 25–54 demo. In contrast, CNN’s smaller but more agile base gives it room to translate even modest weekly upticks into meaningful percentage growth, particularly in news blocks that map onto commute patterns—early mornings, late afternoons and early primetime. For brands, that creates a richer menu of inventory pairings: linear spots against CNN news blocks, complemented by digital OOH near offices, transit, and urban gathering points tuned to real-time headlines.
The shift is not about CNN overtaking Fox News; the Nielsen data make clear Fox remains the volume leader, with multiple shows occupying the Top 12 slots in cable news. Rather, it is about CNN proving its ability to generate spikes in engagement and sustain them across the grid—even as linear usage softens overall. That pattern matters for planners building frequency and reach across platforms. A network showing momentum, even from a lower base, can deliver more efficient incremental reach, especially when campaigns are layered with location-based OOH aimed at news consumers.
Another factor for media strategists is the changing composition of the news audience. Fox News posts strong gains in total viewers and the 25–54 demo year over year, but CNN’s week-of-Dec. 8 bump suggests there is still a fluid, persuadable segment of viewers sampling across channels in response to specific stories and personalities. For OOH, which trades on capturing attention in moments of receptivity, that fluidity is an asset: campaigns pegged to CNN’s news agenda can be amplified with creative that references live coverage, countdowns, or breaking developments, driving second-screen tune-in and digital engagement.
As 2026 planning accelerates, the week of December 8 stands out as a proof point that CNN can still move the ratings needle when the news cycle tilts its way. In a year when Fox News will continue to command the largest audience footprint, CNN’s across-the-board gains in a single, competitive week give marketers a tactical reason to keep the brand on the plan—particularly in integrated TV–OOH buys that rely on timely, news-adjacent storytelling. For an OOH sector increasingly defined by data-driven optimization and real-time creative, a more competitive cable news race is not just a ratings story; it is a targeting opportunity.